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DCLL_and_HCCB_WBS_dictionary_master_27-June-062

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					                                      DCLL WBS Definition as of June 27, 2006
                                                Responsible
        WBS#                  Title                                                                          Definition
                                                  Person
1.8             Test Blanket
1.8.1           DCLL System and Testing Goals Wong            This WBS includes all activities related to the US DCLL Systems to be designed, installed and tested in
                                                              ITER as part of the ITER Test Blanket Module Program (from 2006-2015). This WBS element also
                                                              includes establishing in detail the testing goals of individual TBMs, with emphasis on the first TBM.
                                                              These testing goals include a list of specific tests to be performed, anticipated duration of each test,
                                                              plasma conditions required for the test, required operational conditions of the ancillary equipment
                                                              (temperatures, flowrates, pressures, bypass requirements, valve positions, etc.), and the types of
                                                              measurements needed. Measurement definition should include the physical field to be measured, the
                                                              location, and any requirement on timing, or data acquisition rates and data storage. These testing goals
                                                              and experimental plans should be turned into a list of requirements that ancillary and diagnostics
1.8.1.1         Test Module                  Wong             systems must meet. the administration, R&D, engineering, fabrication-procurement, and assembly and
                                                              This WBS includes
                                                              testing of the DCLL test module ready to ship to the ITER site.
1.8.1.1.1       Administration               Wong             This WBS includes the administrative activities of the WBS Manager in overseeing the DCLL design
                                                              and analysis, R&D, prototype testing, procurement, fabrication, validation tests, shipping, onsite testing
                                                              and installation of the TBM.
1.8.1.1.2       R&D                          Morley           This WBS includes the administration, research and development activities required to enable the design
                                                              and performance of the 1st TBM and to support subsequent TBMs to meet their experimental missions
                                                              and required safety criteria. TBM R&D should provide design recommendations to: understanding the
                                                              behavior of the 1st and/or subsequent TBMs in normal and faulted conditions, establishing the
                                                              fabrication techniques for 1st TBM subcomponents, and aid in establishing reference design
                                                              specifications ready for procurement.
1.8.1.1.2.1     Thermofluid MHD              Smolentsev       This WBS includes research and development tasks and their associated administration including
                                                              experimental investigations, development of modeling tools, and performing numerical simulations to
                                                              address numerous aspects of Pb-17Li flows/heat transfer under DCLL conditions. The main purposes
                                                              are: to provide specific information on MHD flows and heat transfer needed to assure safety of the TBM
                                                              design; to qualify and quantify the most critical MHD/heat transfer phenomena that can affect
                                                              performance of the DCLL concept; to develop needed thermofluid MHD modeling tools; to access main
                                                              MHD/heat transfer issues related to the Flow Channel Insert (SiCf/SiC and sandwich FCIs) as a key
                                                              element of the DCLL concept; to provide other R&D WBS with the information they need to
1.8.1.1.2.1.1   Modeling Tool Development    Smolentsev       accomplish their goals..development of predictive capability MHD software and the associated
                                                              This WBS includes
                                                              administration to address high Hartmann number MHD flows in the DCLL blanket. The efforts are
                                                              toward the completion of a 3-D unstructured mesh parallel code, called HIMAG, and various 2-D and 3-
                                                              D models and research codes aiming at particular problems that have a profound impact on blanket
                                                              functionality, such as natural convection, 2-D turbulence, etc.
1.8.1.1.2.1.2   Flow Channel Inserts          Smolentsev   This WBS includes experiments and modeling and their associated administration to test FCI
                Experiments & Modeling                     functionality and its performance as electric and thermal insulator in normal operation conditions. The
                                                           experimental studies deploy different types of FCI to check the effectiveness of the pressure
                                                           equalization openings and the effect of overlap regions. The numerical studies are performed in 2-D
                                                           first, and then in 3-D to address various 3-D flow effects, e.g. entry effects, effects of temperature on
                                                           thermophysical properties, etc. This WBS also includes experiments and modeling and their associated
                                                           administration to study heat transfer phenomena associated with the effect of natural convection and 2-
                                                           D turbulence in long poloidal blanket channels. The goal of the studies is to qualify the phenomena in
                                                           terms of their effect on the blanket performance, to establish a database for effective transport
                                                           coefficients needed for heat transfer calculations in higher performance regimes, and to validate the
                                                           codes.
1.8.1.1.2.1.3   TBM Manifold Experiments &    Smolentsev   This WBS includes experimental and modeling studies and their associated administration aiming at the
                Modeling                                   design, testing and optimization of the inlet Pb-17Li manifold. The goal of the studies is to give
                                                           recommendations for designing a manifold that provides uniform flow distribution through all its legs,
                                                           without significant increase in the MHD pressure drop. The reduced scale manifolds will be tested in a
                                                           moderate (1-2 T) magnetic field.
1.8.1.1.2.2     SiC/SiC FCI Fabrication and   Katoh        ###################################################################################
                Properties




1.8.1.1.2.2.1   Technical Planning            Katoh        This task defines reference R&D strategy and develops the technical base for R&D work required to
                                                           design, fabricate, and operate SiC/SiC Flow Channel Insert with sufficient confidence. R&D elements in
                                                           this WBS item are: 1) to provide recommendation on the SiC/SiC FCI fabrication for preliminary
                                                           thermofluid MHD experiment; 2) to perform initial analysis of technical issues for SiC/SiC FCI and
                                                           develop reference strategy of materials and component development; 3) to define the reference R&D
                                                           strategy and perform preliminary assessment and required study for alternative (non-SiC/SiC) FCI
                                                           materials and concepts; 4) to establish electrical conductivity measurement technique and
                                                           instrumentation setup in an appropriate radiological control laboratory; 5) to establish test methods for
                                                           mechanical properites, including stiffness matrix, which are essential for thermomechanical design; and
                                                           6) to interact with thermo-mechanical,thermofliud MHD, and engineering design activities
1.8.1.1.2.2.2   1st Generation FCI SiC/SiC    Katoh        This task develops and characterizes the customized SiC/SiC of the 1st generation, based on the result
                                                           of initial analysis. R&D elements in this WBS item are: 1) to design and develop the 1st round
                                                           insulating SiC/SiC composite material for FCI application; 2) to identify potential failure modes for
                                                           SiC/SiC FCI; 3) to perform electrical / thermal / mechanical tests on the 1st generation materials; and 4)
                                                           to provide recommendation on a development of a refined 2nd generation fabrication reference for
                                                           preferred FCI SiC/SiC based on the characterization results.
1.8.1.1.2.2.3   2nd Generation FCI SiC/SiC      Katoh              This task develops, characterizes and establishes a property database for the 2nd generation customized
                                                                   SiC/SiC for FCI. R&D elements in this WBS task are: 1) to fabricate fine-tuned material for FCI based
                                                                   on refined material / architectural design; 2) to throughly characterize non-irradiated physical and
                                                                   mechanical properties of the fabricated material; 3) to determine appropriate shaping technique and
                                                                   fabricate model components of straight and curved sections of FCI and representing test pieces for
                                                                   evaluation and database; and 4) to perform analysis of samples taken from FCI in flow channel
                                                                   experiment.
1.8.1.1.2.2.4   Low Dose Irradiation Effects    Katoh              This task performs investigations into effects of low dose irradiation on FCI properties and perfomance.
                                                                   R&D elements in this WBS task are: 1) to determine the effects of low dose neutron irradiation on
                                                                   electrical and thermal conductivity and baseline properties of the 1st generation FCI SiC/SiC; and 2) to
                                                                   develop and perform irradiation experiment and PIE to confirm differential swelling bahvior and to
                                                                   determine irradiation creep compliance.
1.8.1.1.2.3     SiC/FS/PbLi Compatibility &     Pint               This WBS includes research and development tasks required to establish the suitable compatibility of
                Chemistry                                          SiC based flow channel inserts with a flowing non-isothermal PbLi/FS system with maximum/minimum
                                                                   operation temperature 500/300ºC. This will require determination of any impurity sensitivities and
                                                                   purification techniques. The WBS is highly related to both 1.8.1.1.2.2 Thermofluid MHD and
                                                                   1.8.1.1.2.3 SiC/SiC Fab Process & Properties, as well as 1.8.1.3 PbLi Flow Loop research and design
                                                                   tasks.
1.8.1.1.2.3.1   Technical Planning and Detailed Pint               Review existing data on FS corrosion in PbLi, SiC corrosion in PbLi, impurity effects and any potential
                Data Analysis                                      dissimilar metal problems based on thermodynamic data. Assess need for impurity control and
                                                                   susceptibility of weldments. Support for the LiPb loop being constructed as part of the Partially
                                                                   Integrated mockup experiments WBS# 1.8.1.1.2.10.3, which could also be used for chemistry control
                                                                   and material compatibility experiments, is included here as well.
1.8.1.1.2.3.2   Capsule Tests for Dissimilar    Pint               The least data available is for dissimilar material effects. Therefore, screening capsule tests will be
                Material Effects                                   conducted to determine any possible interactions among SiC, FS and any other loop materials as well as
                                                                   any problems in weld areas.
1.8.1.1.2.3.3   Testing/Analysis of 1st-Gen     Pint               If warranted by preceding steps, conduct compatibility tests in thermal convection loop. This could be
                Reference Samples                                  relatively inexpensive if it can be demonstrated that quartz is a suitable loop material. The most direct
                                                                   experiment is to include specimens of SiC, SiC/SiC and FS in the hot and cold legs to determine
                                                                   dissimilar material effects. Examination of specimens for wetting, weight loss, mass transfer and PbLi
                                                                   penetration.
1.8.1.1.2.3.4   Testing/Analsyis of 2nd-Gen  Pint                  If warranted by prior results, test second generation of materials. Examination of specimens for wetting,
                Reference & MHD Exp. Samples                       weight loss, mass transfer and PbLi penetration. Included also is the examination of specimens taken
                                                                   from tested FCIs for wetting, mass transfer and PbLi penetration, particularly noting the effect of
                                                                   magnetic field orientation and temperature.
1.8.1.1.2.4     FM Steel Fabrication            Rowcliffe/Kurtz    This WBS includes R&D tasks to determine, for all TBM mock-ups and prototypes, the selection of FM
                Development and Materials                          steel compositions and the appropriate fabrication and joining technologies and to assess the operational
                Properties                                         limitations for the TBM box structure including the FW, internal ribs and separators, manifolds, and
                                                                   connections to piping. Emphasis will be placed on evaluating on-going fabrication R&D in EU and
                                                                   Japan. This task will also evaluate the performance of FM steel joints produced by US and international
                                                                   vendors and provide the data needed for US design analysis under 1.8.1.1.3.
1.8.1.1.2.4.1   Fabrication Technology for Mock- Rowcliffe/Kurtz   Recommend materials, define fabrication technologies and interface with vendors on the construction of
                ups                                                sub-size mock-ups under 1.8.1.1.2.10. This is a materials program support activity; all materials will be
                                                                   supplied under subtask 1.8.1.1.2.10.
1.8.1.1.2.4.2   Investment Casting Feasibility   Rowcliffe/Kurtz   Establish viability of casting FW, manifold and grid plate mockups using surrogate casting alloy.
                Assessment                                         Determine castability of T92 (fluidity tests); adjust composition as needed to increase fluidity (Si,Mn).
                                                                   Cast small heats of preferred casting composition for microstructural evaluation/mechanical properties;
                                                                   determine optimal post-cast heat treatment. Note: Steps 2, 3 will be performed in parallel with step 1.
                                                                   Tasks 1.8.1.1.2.4.3 and 1.8.1.1.2.4.4 will be initiated only if Task 1.8.1.1.2.4.2 is successful. Work
                                                                   performed in partnership with commercial vendors.
1.8.1.1.2.4.3   FW Investment Casting            Rowcliffe/Kurtz   Develop investment casting method for fabrication of sub-scale FW mockups. Evaluate dimensional
                Development                                        tolerances, microstructure, and mechanical properties (tensile, fracture). Assess corrosion behavior
                                                                   (static) of cast FW material in LiPb at 700°C. Further work on this task is contingent on successful
                                                                   completion of the above steps. Fabricate test specimens for NDE and weld development. Fabricate full-
                                                                   scale FW mockup. Detailed evaluation of microstructure, mechanical properties, and dimensional
                                                                   tolerances in critical regions of full-scale FW mockup (tensile, fracture, creep, fatigue). Work performed
                                                                   in partnership with commercial vendors.
1.8.1.1.2.4.4   Grid Plate/Manifold Investment Rowcliffe/Kurtz     Develop investment casting method for fabrication of sub-scale, grid plate and manifold mockups.
                Casting Technology Development                     Evaluate dimensional tolerances, microstructure, and mechanical properties (tensile, fracture). Further
                                                                   work on this task is contingent on successful completion of the above steps. Fabricate test specimens
                                                                   for NDE and weld development. Fabricate full-scale grid plate and manifold mockups. Detailed
                                                                   evaluation of microstructure, mechanical properties, and dimensional tolerances (tensile, fracture, creep,
                                                                   fatigue). Work performed in partnership with commercial vendors.
1.8.1.1.2.4.5   First-Wall HIP Technology        Rowcliffe/Kurtz   Develop square tube manufacturing technique. Develop square tube bending procedures, maintaining
                Development                                        cross-sectional tolerance. Determine HIPing parameters to join square tubes to each other and to
                                                                   front/back FW panels including post-HIP heat treatments. Evaluate dimensional tolerances,
                                                                   microstructure, and mechanical properties (tensile, fracture) of FW HIP joints. Further work on this
                                                                   task is contingent on successful completion of the above steps. Fabricate test specimens for NDE and
                                                                   weld development. Fabricate full-scale FW mockup. Detailed evaluation of microstructure, mechanical
                                                                   properties, and dimensional tolerances in critical regions of full-scale FW mockup (tensile, fracture,
                                                                   creep, fatigue). Work performed in partnership with commercial vendors.
1.8.1.1.2.4.6   Grid Plate/Manifold HIP          Rowcliffe/Kurtz   Develop grid plate and manifold manufacturing process (laser cut helium flow channels and HIP cover
                Technology Development                             plates, or end mill helium flow channels and HIP cover plate). Determine HIPing parameters for grid
                                                                   plate and manifold fabrication including post-HIP heat treatments. Evaluate dimensional tolerances,
                                                                   microstructure, and mechanical properties (tensile, fracture) of HIPped grid plates and manifolds.
                                                                   Further work on this task is contingent on successful completion of the above steps. Fabricate test
                                                                   specimens for NDE and weld development. Fabricate full-scale grid plate and manifold mockups.
                                                                   Detailed evaluation of microstructure, mechanical properties, and dimensional tolerances (tensile,
                                                                   fracture, creep, fatigue). Work performed in partnership with commercial vendors.
1.8.1.1.2.4.7   Weld Procedure Development       Rowcliffe/Kurtz   Develop EB, TIG, or laser welding techniques to join grid plate and manifold assemblies to each other
                                                                   and to the first-wall for both investment cast and HIP manufacturing technologies. Determine post-weld
                                                                   heat treatment parameters. Detailed evaluation of welded joint microstructure and mechanical properties
                                                                   (tensile, fracture, fatigue, creep). Work performed in partnership with commercial vendors.
1.8.1.1.2.4.8   Test Methods Development and     Rowcliffe/Kurtz   Design specimens and develop test methods for testing the unirradiated and irradiated mechanical
                Interface with ITER Structural                     properties of joints in collaboration with ITER structural design code. Interface with ITER structural
                Design Criteria and Materials                      design code development and materials property data base development.
                Property Data Base
1.8.1.1.2.4.9    Irradiated Properties Database   Rowcliffe/Kurtz   Determine effects of low-dose (1-5 dpa) neutron irradiation at temperatures 300-550°C on
                                                                    microstructure and mechanical properties of cast structural components and welded joints using rabbit
                                                                    irradiations in HFIR. Determine effects of low-dose (1-5 dpa) neutron irradiation at temperatures 300-
                                                                    550°C on microstructure and mechanical properties of HIPped structural components and welded joints
                                                                    using rabbit irradiations in HFIR.
1.8.1.1.2.4.10   Non-Destructive Examination      Rowcliffe/Kurtz   Evaluation and development of NDE techniques and procedures for flaw detection and sizing in TBM
                 Methods                                            plates and joints. Industrial participation may be needed for custom probe fabrication. The reliability
                                                                    and effectiveness of NDE techniques will be qualified using prototypic joints/flaws.
1.8.1.1.2.5      Helium System Subcomponents      Wong              This WBS includes the administration, R&D and subcomponents testing of helium systems in the TBM,
                 Analyses and Tests                                 specifically for the determination of FW heat transfer enhancement and module helium flow
                                                                    distributions. The WBS will be closely coordinated with the engineering WBS 1.8.1.1.3
1.8.1.1.2.5.1    Helium Cooled First Wall Heat    Baxi              This WBS includes the administration and R&D to recommend the necessary first wall channel heat
                 Transfer Enhancement                               transfer enhancement design for the reference DCLL TBM design while satisfying all necessary design
                                                                    limits for all operation scenarios of the first test module, with consideration of efficient and cost-
                                                                    effective design conversion to be applied to the integrated testing TBM. Both analytical and
                                                                    experimental work will be utilized. The experimental evaluation and demonstration of the heat transfer
                                                                    enhancement design will be performed with existing US facilities and/or with the DCLL mockup
                                                                    facility. If appropriate, international collaboration will be considered.
1.8.1.1.2.5.2    Helium Coolant Flow Distribution Baxi              This WBS includes the administration and R&D to recommend the necessary helium flow channel
                                                                    design in order to satisfy the thermal-hydraulic performance of the DCLL TBM design with necessary
                                                                    uniform flow distribution and without the risk of flow instability for all operational phases of the first
                                                                    test module, and with consideration of efficient and cost effective design conversion to be applied to the
                                                                    integrated testing TBM. This WBS includes all components of the helium flow loops, including helium-
                                                                    cooled ferritic structure of the TBM, pipes and ancillary equipment. Design criteria will be established
                                                                    and both analytical and experimental work will be applied when appropriate. When analytical work
                                                                    cannot provide clear cut answers for the selected flow configuration, experimental investigation and
                                                                    demonstration will be applied to the problem area. Subsequent design recommendation will be made.
                                                                    The most likely areas that will need experimental demonstration are the flow plenum and distributions
                                                                    through all the coolant channels of the ferritic structure and first wall components. The experimental
                                                                    evaluation and demonstration of the flow distribution design will be performed with existing US helium
                                                                    flow loop facilities and/or with the DCLL mockup facility. If appropriate, international collaboration
1.8.1.1.2.6      PbLi/H2O Hydrogen Production     Merrill           will be considered. research and development tasks required to determine the maximum volume of PbLi
                                                                    This WBS includes The WBS will be
                                                                    allowable for use in the TBM system based on hydrogen production in contact with water. This WBS
                                                                    will require close coordination with other WBS elements including 1.8.1.3 PbLi Flow Loop, 1.8.1.5
                                                                    DCLL/ITER Design Integration, and 1.8.3.5 Safety Reporting.
1.8.1.1.2.6.1   Droplet Contact Mode            Merrill             This WBS task provides a relevant experimental design for investigating PbLi droplet / H2O pool
                                                                    chemical reaction kinetics (definitions of experiments are developed in coordination with TBM safety
                                                                    analysts), procurement and assembly of experiment components, performance of integrated testout, and
                                                                    verification runs for QA purposes, and performance of experiment test plans in concurrence of
                                                                    experiment definition. Experimental analysis and communication to TBM safety analysts is the
                                                                    objective of this WBS task
1.8.1.1.2.7     Be Joining to FS                Ulrickson, Zinkle   This WBS includes research and development tasks and associated administration to determine an
                                                                    acceptable procedure for joining/attaching Be armor to a 0.5 x 1.6 m ferritic steel first wall, the thermal
                                                                    and mechanical properties of the transition region, and any requirements and restrictions on TBM
                                                                    operation based on the requirement to preserve joint integrity. Based on the results of Be to Cu alloy
                                                                    R&D during the ITER EDA, the most critical R&D need is to find diffusion barriers between the Be and
                                                                    FS that will prevent formation of brittle intermetallics in the joint. Special collaboration with WBS
1.8.1.1.2.7.1   Joining Research, Small Mock    Ulrickson, Zinkle   The objective of the joining research is & Material Issues place required so that various fabrication
                                                                    element 1.8.1.1.2.4 FS Box Fabrication to find materials tomay bebetween the Be and Ferritic Steel (FS)
                Fabrication, Strength Testing                       that will yield a strong bond while controlling the formation of brittle intermetallics with either Be or FS.
                                                                    This will be accomplished by producing samples using a variety of interlayers (diffusion barriers) and
                                                                    joining techniques such as HIP or brazing. The test articles will be subjected to mechanical tests such as
                                                                    guillotine shear, bending, or notched shear to determine the strength of the joints. Methods for non-
                                                                    destructive testing of the joints will be developed in parallel with the joining studies. The NDE results
                                                                    will be compared to the strength test results. In Phase II the best candidates from Phase I will be made in
                                                                    larger quantity to determine reproducibility. The best performing combinations of materials from the
                                                                    joining research will be selected for further testing
1.8.1.1.2.7.2   Small HHF Test Mockups and      Ulrickson, Zinkle   Mockups of the plasma facing portion of the TBM will be fabricated for high heat flux testing. These
                NDE                                                 mockups will be approximately 20x100 mm and contain a few He cooling channels. The mockups will
                                                                    be inspected by the most useful NDE techniques developed in the joining phase before and after High
                                                                    Heat Flux (HHF) testing. HHF testing will be conducted first by a series of increasing heat fluxes to
                                                                    determine the thermal response and flux limits. Thermal cycling will be performed at the highest heat
                                                                    flux that is less than operating temperature limits (minimum 0.3 MW/m2). Mockups will be exposed up
                                                                    to 1000 cycles at the highest heat flux if no failures occur. Phase II will narrow the focus to the mockups
                                                                    that performed the best in Phase I. Several mockups will be produced in Phase II to measure the
                                                                    reproducibility of the processes. Tested mockups will be sectioned and examined for hidden failures.
                                                                    The thermal response will be compared to thermal models. Stress analysis will be compared to failures
                                                                    when they occur. A single combination of interlayer and joining technique will be selected based on the
                                                                    results of the testing.
1.8.1.1.2.7.3   Prototype PFC mockup            Ulrickson, Zinkle   A prototype TBM PFC will be fabricated for HHF testing. The prototype will be the full width and
                                                                    thickness of the TBM PFC. It will contain a representative segment of the He flow path (at least one
                                                                    pass across the heated face but more likely two passes depending on the capabilities of the He coolant
                                                                    loop available). This prototype will be inspected using the NDE techniques developed in the R&D
                                                                    program both before and after HHF testing. HHF testing will be carried out at the highest flux consistent
                                                                    with operating temperature limits. At least 1000 (up to 10000 cycles if funding allows) will be
                                                                    performed. Destructive testing will be used to find hidden faults after testing. Fabricate prototype, NDE
                                                                    Testing of prototype. HHF Testing of prototype, Post Test Analysis.
1.8.1.1.2.7.4   Irradiation of TBM PFC joints    Ulrickson, Zinkle   A set of samples for measurement of the strength of the Be to FS joints and the strength of joined (e.g.,
                                                                     welded or HIPped) FS will be prepared for irradiation to 2 dpa in HFIR. Testing of both irradiated and
                                                                     unirradiated samples will be tested to compare the joints and measure reliability. Fabricate Samples,
                                                                     Irradiation in HFIR, Post Irradiation Examination.




1.8.1.1.2.8     Advanced Diagnostics             Morley              This WBS includes the research and development tasks and associated administration required to
                                                                     establish the final design and fabrication of specialized diagnostic systems needed in the 1st TBM in the
                                                                     ITER electromagnetic and plasma environment and for subsequent TBMs subject to the nuclear
                                                                     environment during the D-T phase of ITER.


1.8.1.1.2.8.1   Participation in International  Morley               This task is to monitor and participate at a low level in ITER programs developing diagnostics useful for
                Diagnostics and Control Systems                      the TBM including: IR surface temperature measurements, thermocouple temperature measurements,
                Development                                          visual surface inspection, residual gas analysis, ragowski coils, tritium flowrates and ITER control
                                                                     systems and interfaces with with the TBM systems must interface. Also, collaboration with other
                                                                     International Test Programs and existing fusion plasma and irradiation experiments with similar
                                                                     diagnostic needs.
1.8.1.1.2.8.2   Testing H-H TBM Diagnostics on Morley                Support of attachment and testing of first TBM diagnostics on mockups to be tested in prototypical
                Mockups and Tokamak                                  temperature and heat flux tests
                Experiments



1.8.1.1.2.8.3   Participation in International   Youssef             This task is to monitor and participate in diagnostic developments in the international community, in
                Diagnostics Development for                          particular, under the on-going IEA collaborative program-subtask neutronics and testing on international
                Nuclear Parameters                                   neutron sources like FNS and FNG. The focus is to develop the appropriate measuring techniques and
                                                                     instrumentation suitable for utilization in subsequent ITER neutronics TBM in the D-D and D-T phase
                                                                     of ITER operation. This includes instrumentation for measuring, local and global tritium production
                                                                     rate, nuclear heating and n/g spectra. Source characterization using fission chambers and multifoils
                                                                     activation is part of this nuclear diagnostics. Recommendations on the most suitable diagnostics system
                                                                     and its design that has the least perturbation obtained from nuclear analysis using available 14 MeV
                                                                     source (e.g. FNG FNS) will be delivered to the TBWG for implementations in the parties TBMs. This
                                                                     R&D task is intended to quantify the nuclear field in a replica of the second TBM. The mockup does
                                                                     not necessarily conforms to the final dimension but simulates in detail the geometrical configuration and
                                                                     heterogeneity of the DCLL configuration The effort proceeds through several stages: (1) Designing the
                                                                     mockup through pre-analysis, including sensitivity/uncertainty study; (2) Mockup fabrication and
1.8.1.1.2.9     Partially Integrated Mockups   Tanaka/Nygren     The objective of this WBS item is to perform research and development tasks including the associated
                Testing                                          administration in coordination with the DCLL design, to enable integrated testing on scaled DCLL TBM
                                                                 mockups under appropriate environmental conditions to simulate performance and control of the TBM
                                                                 in ITER. The purposes of these tests are to validate fabrication processes, demonstrate capability of non-
                                                                 destructive testing, demonstrate diagnostics installation and operation, and address critical performance
                                                                 and safety issues and procedures needed for ITER qualification. The scope of the work includes
                                                                 building/modifying testing facilities, fabricating a series of mockups, applying the NDE techniques, and
                                                                 test performance and post analysis. Diagnostics to be used on the TBM will be included as is practical.
                                                                 Opportunities for combined testing at international facilities and at existing US facilities will be
                                                                 investigated and implemented when appropriate. Overlap with Helium and PbLi loop design and
                                                                 fabrication efforts 1.8.1.2 and 1.8.1.3 should be emphasized. This WBS is in support of the DCLL
                                                                 prototype and DCLL TBM design, fabrication, NDE and installation.
1.8.1.1.2.9.1   FW Heat Flux tests             Tanaka/Nygren     Develop the testing apparatus and perform tests of the integrated box and material response to FW loads
                                                                 in coordination with the DCLL design. The scope of the task includes the specification, design,
                                                                 fabrication and installation of a helium coolant loop at prototypic pressure (8MPa), temperature (up to
                                                                 500ºC) and He velocity (up to 100 m/s); modification or fabrication of surface heat flux facility capable
                                                                 of delivering 0.5 MW/m2 to the surface test area; test mockup design and fabrication (in conjunction
                                                                 with design activities for the TBM); mockup testing and post analysis. It is anticipated that the mockup
                                                                 will be about half of the TBM FW surface area but with full scale FW channels and geometry. Be
                                                                 surface layer testing should also be included and the testing facility should be capable of handling Be.
                                                                 Results of this WBS will also be in support of the prototype DCLL design.



1.8.1.1.2.9.2   PbLi Flow and Heat Transfer    Tanaka/Fogarty    Develop the testing apparatus and perform tests of Pb-17Li flow distribution and heat transfer in a
                Tests                                            reduced size mockup. The scope of this task includes, the specification, design and fabrication of a Pb-
                                                                 17Li flow loop capable of delivering prototypic LM temperature (500ºC) and MHD similarity
                                                                 parameters (TBD), the specification, design and fabrication or He flow loop capable of delivering
                                                                 prototypic temperature (500ºC), pressure (8 MPa) and velocity (TBD); magnetic field facility of
                                                                 sufficient size and strength for a meaningful flow experiment (TBD); experimental mockup with
                                                                 prototypic manifolds, flow channels, FCIs, and wall conductance; diagnostics for flow distribution and
                                                                 temperature measurement; performance of flow and heat transfer tests and post analysis. The goal of
                                                                 testing is to address safe handling and issues of the MHD pressure drop and flow balancing in normal
                                                                 and abnormal (such as cracked FCI) conditions as well as practice preheating and filling TBM with
1.8.1.1.2.9.3   Pressurization and Internal LOCA Tanaka/Nygren   Develop the testing apparatus and perform overpressure test of mockup at 1.5 operational pressure or to
                Tests                                            failure with the DCLL TBM geometry to simulate LOCA conditions. The scope of this task includes
                                                                 design and specification of the facility; procurement and fabrication of facility; mockup design and
                                                                 fabrication; NDE qualification tests; mockup testing and post analysis. The mockup should be tested in a
                                                                 prototypic (vacuum) atmosphere and at prototypic temperature (500ºC). Likely the mockup should be
                                                                 the full size and scale of the DCLL TBM. Results of this WBS will also be in support of the prototype
                                                                 DCLL design.
1.8.1.1.3       Engineering                    Wong              This WBS includes the adminstration and performance of preliminary and detailed design and the Title
                                                                 III design of the DCLL TBM. The WBS will be performed in coordination with corresponding R&D
                                                                 items and mockup test modules and will provide technical inputs to the DCLL prototype and first HH
                                                                 phase TBM designs.
1.8.1.1.3.1     Preliminary Design and Analysis, Wong            This WBS includes the administration, analysis and specification development for the preliminary
                Title I                                          DCLL design. Scope includes the following: Starting with the conceptual design, complete design
                                                                 assessments, iterations and specification to resolve all critical design issues at about 30% of the total
                                                                 design and analysis effort, taking into consideration of up-dated material properties, R&D results and
                                                                 ITER TBM design requirements. Testing requirements for the DCLL reference design are to be further
                                                                 defined in detail. Materials, safety and ITER design and interface requirements are to be further
                                                                 identified in more detail. Design solutions for all design areas are to be identified with critical issues
                                                                 resolved or to be resolved with well-identified active R&Ds. Costs are determined to a rough order of
                                                                 magnitude. Detailed design drawings and analyses are to be documented when final design solutions
                                                                 are identified; essential features, interface details have been satisfied and supported by R&D results
                                                                 when appropriate. Contingency levels are medium for the preliminary design (~20%) but high for the
                                                                 detailed design WBS # 1.8.1.1.3.2 (up to 30%).
1.8.1.1.3.1.1   Mechanical Design              Dagher            This WBS transitions the TBM design effort from a conceptual design activity to a preliminary design
                                                                 activity. Under this WBS, the TBM design parameters are set based on input from design requirements,
                                                                 various analytical results as well as R&D studies. TBM design models are generated and Form, Fit and
                                                                 Function studies are performed to insure design compatibility and effectiveness. At the conclusion of
                                                                 this effort, the TBM design will be at an advanced stage with final design parameters and system
                                                                 interfaces well defined. The TBM design should be ready to move to the next level of design effort
                                                                 under Title II.




1.8.1.1.3.1.2   FM Steel Engineering and       Rowcliffe/Kurtz   This WBS includes the evaluation and recommedation of fabrication technology, cost estimate and
                Fabrication                                      development of structural design code. Provide input on materials properties to design analysis tasks,
                                                                 interface with ITER team on MPH activities and development of structural design criteria; provide
                                                                 interface between design and the development of fabrication technologies under 1.8.1.1.2.4.
1.8.1.1.3.1.3   Nuclear Analsyis               Sawan/Youssef     This WBS includes administration and R&D in performing nuclear analysis for the preliminary design
                                                                 to ensure satisfying design requirements under different ITER operational phases and scenarios. The
                                                                 first TBM used in the H-H phase is prototypical of subsequent modules used in the D-D and D-T phases
                                                                 and we need to ensure that the design will work properly when used in the nuclear environment. This
                                                                 includes determining tritium production, nuclear heating, shielding design and assessment, radiation
                                                                 damage, radioactive inventory, and decay heat. 1-D, 2-D, and 3-D calculations will be performed in an
                                                                 effective manner, and in coordination with the preliminary design evolution. Results will be provided to
                                                                 the design team regarding system performance and design optimization. This task will be closely
                                                                 coordinated with all the design elements under WBS 1.8.1.1.3.1.
1.8.1.1.3.1.4   Thermofluid MHD                Smolentsev        This WBS includes the performance of analyses for the preliminary design in the area of thermofluid
                                                                 and MHD issues. The WBS will be supported by and coupled to the necessary development of new
                                                                 analytical tools (WBS 1.8.1.1.2.1).
1.8.1.1.3.1.4.1   Preliminary Assessment and        Smolentsev      This WBS includes the analysis and experiments to support the performance of SiC/SiC FCI as
                  Design of SiC/SiC FCI                             electric/thermal insulator. Parametric analysis will be performed to optimize the preliminary design and
                                                                    provide inputs to the development of the SiC/SiC FCI, WBS 1.8.1.1.2.3. The goal of the analysis is to
                                                                    suggest optimal FCI parameters, leading to acceptable MHD pressure drop and heat losses into the
                                                                    helium stream. Close coupling and iteration are needed on the mechanical and configuration design,
                                                                    helium channel design and the development of SiC/SiC FCI. Effective FCI thermal and physical
                                                                    properties will be assessed and provided for the structural analysis iteration of the preliminary design.
1.8.1.1.3.1.4.2   Preliminary Assessment and        Smolentsev      This WBS has a similar function as WBS 1.8.1.1.3.1.4.1, but focuses on the application of a metallic
                  Design of Alternate FCI                           sandwich FCI (e.g. steel-alumina-steel). The sandwich FCI is a back-up option and its performance
                                                                    needs to be assessed. The goal of this WBS is to develop and analyze the sandwich FCI back-up option
                                                                    for the preliminary design and to give recommendations on optimum FCI parameters.
1.8.1.1.3.1.4.3   Preliminary Analysis and Design Smolentsev        This WBS elaborates recommendations for the optimum design for the Pb-17Li inlet manifold. The inlet
                  of PbLi Manifold                                  manifold is a critical element of the design, which can contribute up to 30% to the total MHD pressure
                                                                    drop. The goal of the WBS is to optimize the design leading to uniform flow distribution without
                                                                    significant increase in the MHD pressure drop. The WBS is performed in close coupling with the
                                                                    mechanical design, configuration design and R&D task WBS 1.8.1.1.2.1.
1.8.1.1.3.1.5     Thermofluid He                    Sviatoslavsky   This WBS includes the thermofluid analysis of the TBM helium cooling system in support of the
                                                                    preliminary design. Parametric studies will be performed to provide inputs to the definition of the
                                                                    preliminary design and then the selected reference preliminary design will be analyzed and optimized.
                                                                    Emphasis will be on the first wall, but the top and bottom plates, grid plates, back plate and system
                                                                    distribution will also be analyzed.
1.8.1.1.3.1.5.1   First Wall Thermofluid Analysis   Sviatoslavsky   Emphasis is on meeting thermofluid requirements for normal operations and off-normal transient
                                                                    conditions, and also on coordinating with the neutronics and mechanical design.
1.8.1.1.3.1.5.2   Grid/Top/Bottom/Back Plate        Sviatoslavsky   Emphasis is on meeting thermofluid requirements for normal operations and off-normal transient
                  Thermofluid Analysis                              conditions; and on coordinating with the neutronics and mechanical design.
1.8.1.1.3.1.5.3   Fluid Distribution Analysis       Sviatoslavsky   Perform fluid analysis of the helium system distribution piping and manifolding. Primary emphasis is
                                                                    on ensuring adequate flow to cooling subsystems to meet thermal and fluid requirements
1.8.1.1.3.1.6     Structural Analysis               Sharafat        This WBS includes the administrative and structural analysis activities to provide analysis, and analysis
                                                                    iterations, of the DCLL test module as it progresses through the preliminary design phases. Detailed
                                                                    FEM analyses will be performed to predict the DCLL performance during different phases of ITER
                                                                    operation.
1.8.1.1.3.1.6.1   Normal Operation                  Sharafat        This WBS includes the structural analysis activities to predict the performance of the DCLL Test
                                                                    Module preliminary design during normal ITER operation conditions.
1.8.1.1.3.1.6.2   Transient Events                  Sharafat        This WBS includes the structural analysis activities to predict the performance of the DCLL Test
                                                                    Module preliminary design during transient ITER operation conditions, such as start-up and shut-down.

1.8.1.1.3.1.6.3   Disruption Events                 Sharafat        This WBS includes the structural analysis activities to predict the performance of the DCLL Test
                                                                    Module preliminary design during ITER disruption conditions.
1.8.1.1.3.1.7     Diagnostic/Instrumental/control   Morley          This WBS includes the selection and preliminary design of specialized diagnostic systems needed in the
                                                                    1st TBM in the ITER electromagnetic and plasma environment and for subsequent TBMs subject to the
                                                                    nuclear environment. Input on needed R&D activities will be supplied to 1.8.1.1.2.9.
1.8.1.1.3.1.8     TBM Interface                    Dagher            This WBS will focus on defining all the interfaces of the TBM assembly, port frame and the necessary
                                                                     equipment on the transporter. The TBM assembly includes the DCLL test module, Shielding, VV port
                                                                     plug and the interconnections, including supports, piping and wiring. Preliminary shield and frame
                                                                     interface design will be performed under this WBS, as well as efforts supporting the system integration
                                                                     WBS (1.8.1.5). Joint design efforts between the port sharing parties to resolve any interface equipment
                                                                     conflicts related to the frame interface and the final Port Plug Assembly. Design models and interface
                                                                     documents will be completed under this WBS in support of the transition to the detailed design (Title II)
                                                                     effort.
1.8.1.1.3.2       Detailed Design, Title II        Wong              This WBS includes the administration and analysis of the detailed design. It is the last phase of
                                                                     development prior to fabrication. The purpose of the detailed design phase is to prepare final drawings,
                                                                     technical specifications and contract documents required to obtain bids and quotes for procurement and
                                                                     construction. The final design should also include clear statements of testing requirements and
                                                                     acceptance criteria for the safety and functionality of all subsystems. Requirements, engineering design
                                                                     drawings and details, estimates and schedules should be mature enough to establish the project
                                                                     performance baselines for scope, cost and schedule. Technical specifications are defined, R&D work is
                                                                     well along, and bids may be appropriate on long-lead procurement items. Results of this WBS will also
1.8.1.1.3.2.1     Mechanical Design                Dagher            This WBS is a continuation of the preliminary design effort performed under Title I and a transition to
                                                                     the detailed design effort of the TBM. The detailed design of the TBM will include design models of all
                                                                     the components of the TBM. Final Form and Fit studies are performed, and detailed engineering
                                                                     drawings of components and assemblies are generated in preparation for fabrication. Develop assembly
                                                                     procedures for the TBM assembly. Generate detailed drawings and simulations showing the TBM
                                                                     assembly sequence.




1.8.1.1.3.2.2     FS Engineering and Fabrication   Rowcliffe/Kurtz   This WBS is a continuation of 1.8.1.1.3.1.2 during the detailed design phase.
1.8.1.1.3.2.3     Nuclear Analsyis                 Sawan/Youssef     This WBS includes administration and R&D on the nuclear analysis of the detailed design. Analysis will
                                                                     include detailed 3-D calculations with the TBM placed in the ITER device and under ITER operating
                                                                     conditions. That includes detailed mapping of tritium production, nuclear heating, neutron flux,
                                                                     radiation damage, radioactive inventory, and decay heat. Detailed assessment of the shield and
                                                                     shielding effects will be provided. This WBS will be closely coordinated with all the elements under
1.8.1.1.3.2.4     Thermofluid MHD                  Smolentsev        WBSWBS includes the performance of analyses for the detailed design in the area of thermofluid and
                                                                     This 1.8.1.1.3.2.
                                                                     MHD issues. The WBS will be supported by and coupled to the necessary development of new
                                                                     analytical tools (WBS 1.8.1.1.2.1).



1.8.1.1.3.2.4.1   Final Assessment and Design of   Smolentsev        This WBS continues the analysis to support the performance of SiC/SiC FCI as electric/thermal
                  SiC/SiC FCI                                        insulator for the detailed design. A reference set of SiC/SiC FCI thermal and physical properties will be
                                                                     used. With the selected detailed TBM design configuration, the goal of this task is to provide credible
                                                                     projection on the MHD pressure drop and heat losses into the helium stream. This will be benchmarked
1.8.1.1.3.2.4.2   Final Analysis and Design of Pb- Smolentsev       This WBS will continue and finalize activities initiated in the WBS 1.8.1.1.3.1.4.3 “Pb-17Li inlet
                  17Li Inlet Manifold                               manifold”. This WBS continues the detailed design of the Pb-17Li inlet manifold. The WBS continues
                                                                    to perform in close coupling with the mechanical design, configuration design and R&D task WBS
                                                                    1.8.1.1.2.1.



1.8.1.1.3.2.4.3   Final design Optimization         Smolentsev      The WBS will assess the MHD pressure drop and flow distribution for major sub-components of the
                                                                    module. The goal of the analysis is to perform MHD studies leading to the final design that assures
                                                                    uniform flow distribution and minimizes the MHD pressure drop in the module. The optimum locations
                                                                    of the FCIs will be evaluated. The work will be performed in close collaboration with the mechanical
                                                                    design sub-tasks and will be based on recommendations developed by R&D Thermofluid MHD tasks.
1.8.1.1.3.2.5     Thermofluid He                    Sviatoslavsky   This WBS includes administration and R&D on the thermofluid analysis of the detailed design,
                                                                    including support to thermofluid diagnostics. Thermal fluid behavior in response to different ITER
                                                                    operating conditions of the detailed design will be completely specified. This WBS element will be
                                                                    closely coordinated with WBS 1.8.1.1.2.6, 1.8.1.1.2.11 and 1.8.1.2.
1.8.1.1.3.2.5.1   First Wall Thermofluid Analysis   Sviatoslavsky   Primary emphasis is on meeting thermofluid requirements for normal operations and off-normal
                                                                    transient conditions, including details needed for thermofluid diagnostics.
1.8.1.1.3.2.5.2   Grid/Top/Bottom/Back Plate        Sviatoslavsky   Primary emphasis is on meeting thermofluid requirements for normal operations and off-normal
                  Thermofluid Analysis                              transient conditions, including details needed for thermofluid diagnostics.
1.8.1.1.3.2.5.3   Fluid Distribution Analysis       Sviatoslavsky   Perform fluid analysis of the helium system distribution piping and manifolds. Emphasis is on ensuring
                                                                    adequate flow to cooling subsystems to meet thermal requirements and on coordinating with thermofluid
                                                                    diagnostics.
1.8.1.1.3.2.6     Structural Analysis               Sharafat        This WBS includes the administrative and structural analysis activities to provide analysis, and analysis
                                                                    iterations, of the DCLL test module as it progresses through the final design phases. Detailed FEM
                                                                    analyses will be performed to predict the DCLL performance.
1.8.1.1.3.2.6.1   Normal Operation                  Sharafat        This WBS includes the structural analysis activities to predict the performance of the DCLL Test
                                                                    Module final design during normal ITER operation conditions.
1.8.1.1.3.2.6.2   Transient Events                  Sharafat        This WBS includes the structural analysis activities to predict the performance of the DCLL Test
                                                                    Module final design during transient ITER operation conditions, such as start-up and shut-down.
1.8.1.1.3.2.6.3   Disruption Events                 Sharafat        This WBS includes the structural analysis activities to predict the performance of the DCLL Test
                                                                    Module final design during ITER disruption conditions.
1.8.1.1.3.2.7     Diagnostic/Instrumental/Control   Morley          This WBS includes the selection and detailed design of specialized diagnostic systems needed in the 1st
                                                                    TBM in the ITER electromagnetic and plasma environment and for subsequent TBMs subject to the
                                                                    nuclear environment. Input on needed R&D activities will be supplied to 1.8.1.1.2.9.
1.8.1.1.3.2.8     TBM interface                     Dagher          This WBS is the continuation of the preliminary design (Title I) effort and transition to the detailed
                                                                    design of the Port Plug assembly and its components including the shielding and the frame.
                                                                    Components and system interface definitions are detailed and finalized. Joint design efforts between the
                                                                    port sharing parties to finalize common components design. Generate Design Models and detailed
                                                                    engineering drawings of the Port Plug assembly and all associated components in preparation for
1.8.1.1.3.3       Title III                        Wong              This WBS includes administration and vendor costs for technical support for procurement, fabrication,
                                                                     inspection, testing, as-built drawings, and other technical activities for the DCLL TBM. Documentation
                                                                     and QA is also included in this WBS. The cost of personnel providing technical support to
                                                                     procurement, installation, fabrication, inspection, testing, as-built drawings and other technical
                                                                     activities. (From 2010 to 2011)


1.8.1.1.3.3.1     Mechanical Design                Dagher            This WBS will cover all engineering effort to support production of the TBM assembly. Efforts include
                                                                     manufacturing support to resolve fabrication issues. Perform design changes as needed in support of
                                                                     fabrication and assembly. Interface with the various analysis groups to get design change approval and
                                                                     insure design compatibility with original design intent. Generate and track design change orders.



1.8.1.1.3.3.2     FS Engineering and Fabrication   Rowcliffe/Kurtz   This WBS will support the final review, fabrication and assembly of the TBM. Assessment and
                                                                     recommendation will be provided as needed during the Title III phase to support review and
                                                                     implementation of design changes.
1.8.1.1.3.3.3     Nuclear Analysis                 Sawan/Youssef     This WBS includes providing nuclear analysis technical support for the detailed design in response to
                                                                     any design changes required for the procurement, fabrication, inspection, and testing.
1.8.1.1.3.3.4     Thermofluid MHD                  Smolentsev        This WBS will support the final review, fabrication and assembly of the TBM. Analysis support will be
                                                                     provided as needed during the Title III phase to support review and implementation of design changes.
                                                                     The WBS will also perform planning and modeling ITER tests in the Thermofluid MHD area.
1.8.1.1.3.3.4.1   TBM support                      Smolentsev        This WBS will support the final review, fabrication and assembly of the TBM. Analysis support will be
                                                                     provided as needed during the Title III phase to support review and implementation of design changes.
                                                                     The WBS will also perform planning and modeling IT.
1.8.1.1.3.3.4.2   Planning and Modeling of ITER    Smolentsev        The WBS will perform planning and modeling ITER tests in the Thermofluid MHD area.
                  Tests

1.8.1.1.3.3.5     Thermofluid He                   Sviatoslavsky     This WBS includes support on the thermofluid analysis of the detailed design in response to any design
                                                                     analysis required for fabrication and assembly. Provide support for system interface, testing and start-
                                                                     up.
1.8.1.1.3.3.5.1   Model Adjustment and Analysis    Sviatoslavsky     Additional modeling and analysis as required in response to detailed design analysis that may affect the
                                                                     helium cooling system.
1.8.1.1.3.3.5.2   Documentation                    Sviatoslavsky     Summarize previous analyses. Provide support for installation, testing, start-up and operations
                                                                     documentation.
1.8.1.1.3.3.6     Structural analysis              Sharafat          This Structural & Failure Analysis (SFA) WBS includes evaluation of design parameters, establishing
                                                                     material property adequacy and needs, performing all normal and off-normal operational thermal and
                                                                     structural analyses, interpretation of results, integration with fabrication and manufacturing activities,
                                                                     validating results based on tests, and full reporting of all activities.
1.8.1.1.3.3.6.1   Integration & Administration     Sharafat          NA
1.8.1.1.3.3.6.2   Design Evaluation                 Sharafat   In support of the design activities, exploratory thermal and structural design analyses are performed.
                                                               After completion of preliminary analyses, design evaluation results in iteration with the design team
                                                               regarding design feature modifications and enhancements. Fabrication and assembly issues are also part
                                                               of the design evaluation task, in that structural and failure analysis will investigate fabrication effects on
                                                               material properties and thus on structural response. All relevant design parameters are translated into
                                                               boundary conditions and loads for ensuing analyses.
1.8.1.1.3.3.6.3   Modeling and Computation          Sharafat   Modeling and computation WBS includes all aspects of finite element based structural and thermal
                                                               analysis of the TBM, TBM components, and TBM subcomponents. Analysis categories, event
                                                               categories, justification of models and loadings are all categorized. Development of 3-D geometric
                                                               models are justified. Structural and thermal analyses are performed for normal and off-normal operating
                                                               conditions, which includes both steady state and transient analyses. Result validation and comparison
                                                               with analytical and/or experimental results are performed. Design rules and acceptance criteria are
                                                               applied to analysis results to determine level of confidence and uncertainties. If necessary “Design by
                                                               Experiment” needs are identified and reported. All activities are documented and archived on the SFA
                                                               task force web-based database.
1.8.1.1.3.3.6.4   Validation and Testing            Sharafat   This WBS includes the development of recommended experiments and tests to allow validation of
                                                               critical analysis results. Interactions with materials development communities and manufacturing
                                                               industries are on an as-needed basis. Analysis benchmarking will be performed whenever possible.
1.8.1.1.3.3.7     Diagnostic/Instrumental/Control   Morley     This WBS includes the fabrication support for specialized diagnostic systems needed in the 1st TBM in
                                                               the ITER electromagnetic and plasma environment and for subsequent TBMs subject to the nuclear
                                                               environment.
1.8.1.1.3.3.8     TBM Interface                     Dagher     This WBS will cover the final assembly efforts of the TBM with the frame interface components and the
                                                               shielding as well the VV plug to produce the final Port Plug Assembly. Also provide design support
                                                               efforts for the shielding and frame fabrication and review and implement design changes as needed
                                                               during fabrication and assembly.
1.8.1.1.4         Prototype TBM Design and          Wong       This WBS includes administration and procurement and fabrication of the DCLL Prototype TBM design
                  Fabrication                                  to be tested in a selected testing facility. The Prototype TBM is defined as a DCLL test module that is
                                                               about 95% equivalent to that of the reference DCLL TBM design (which is the 1st HH phase module),
                                                               with the possible lack of refinement or some minor changes in fabrication and design mandated by
1.8.1.1.4.1       Prepare Design Package            Wong       This WBS includes administration and preparation of documents for the announcement of the contracts,
                                                               and to provide project and award specifications and submission requirements for the Prototype TBM
                                                               and H-H DCLL TBM.




1.8.1.1.4.2       Call for Tender Contract/Award - Wong        This WBS includes the organization, evaluation and selection of proposals for all structural fabrication
                  FS                                           and procurement of components for the DCLL Prototype and H-H DCLL TBM.
1.8.1.1.4.3       Tooling & Processing - FS        Wong        This WBS includes the administration, monitoring, and setup of machine tooling needed for the
                                                               fabrication of the prototype H-H DCLL TBM structure from the specified FS.
1.8.1.1.4.4       Material Procurement - FS         Wong       This WBS includes the administration and monitoring of the procurement of all principal structural FS
                                                               materials necessary for the fabrication and assembly of the Prototype TBM.
1.8.1.1.4.5    Fabricate Components - FS        Wong            This WBS includes the administration and fabrication of the DCLL prototype subcomponents including
                                                                FW cooling channel shell, internal cooling plates, and manifold sections, and including performance of
                                                                NDE acceptance tests (to be specified)
1.8.1.1.4.6    Call for Tender Contract/Award - Wong            This WBS includes the organization, evaluation and selection of proposals for all FCI fabrication and
               SiC/SiC                                          procurement of components for the DCLL Prototype and H-H TBM design.
1.8.1.1.4.7    Tooling & Processing - SiC/SiC Wong              This WBS includes the administration, monitoring, and setup of machine tooling needed for the
                                                                fabrication of the prototype DCLL TBM FCI from SiC/SiC.
1.8.1.1.4.8    Material Procurement - SiC/SiC   Wong            This WBS includes the administration on the procurement of all principal FCI materials necessary for
                                                                the fabrication and assembly of the Prototype TBM, including the assumption on the suitable percentage
                                                                of wastage.
1.8.1.1.4.9    Fabricate Components - SiC/SiC Wong              This WBS includes the administration, monitoring, and fabrication of the DCLL prototype
                                                                subcomponents, including all FCI shapes for the poloidal channels, manifolds, and access pipes, and
                                                                including performance of NDE acceptance tests (to be specified).
1.8.1.1.4.10   Assemble Prototype               Wong            This WBS includes the administration, monitoring, and fabrication of the DCLL prototype from the FS
                                                                components and SiC/SiC FCIs fabricated above, including final heat treatments and performance of
                                                                NDE acceptance tests (to be specified).
1.8.1.1.5      Prototype Assembly, Testing &    Wong            This WBS includes the administration, shipping, installation and on-site tests of the DCLL Prototype
               Installation                                     TBM. The actual sequence will include the pressurization tests in 1.8.1.1.2.10.2.
1.8.1.1.5.1    Packaging and Shipping to Test   Wong            This WBS includes the administration, packaging, and shipping of the DCLL TBM prototype to the
               Facility                                         pressurization test facility.
1.8.1.1.5.2    Installation in Test Facility    Tanaka/Nygren   This task is an overlap with 1.8.1.1.2.10.2 (no costs included here).
1.8.1.1.5.3    Test Performance and             Tanaka/Nygren   This task is an overlap with 1.8.1.1.2.10.2 (no costs included here).
               Documentation
1.8.1.1.6      TBM Fabrication                  Wong            This WBS includes administration, monitoring, procurement, fabrication, and shipment to ITER of the
                                                                H-H DCLL TBM to be tested on day-one of ITER operation. (From 2010-2015)
1.8.1.1.6.1    Tooling & Processing - FS        Wong            This WBS includes the administration, monitoring and setup of machine tooling needed for the
                                                                fabrication of the H-H DCLL TBM structure from FS.
1.8.1.1.6.2    Material Procurement - FS        Wong            This WBS includes the administration and monitoring of the procurement of all principal structural FS
                                                                materials necessary for the fabrication and assembly of the H-H TBM
1.8.1.1.6.3    1st TBM Fabrication Components Wong              This WBS includes the administration, monitoring, and fabrication of the H-H DCLL TBM
               - FS                                             subcomponents, including FW cooling channel shell, internal cooling plates, and manifold sections, and
                                                                including performance of NDE acceptance tests (to be specified).
1.8.1.1.6.4    Tooling & Processing - SiC/SiC   Wong            This WBS includes the administration, monitoring, and setup of machine tooling needed for the
                                                                fabrication of the prototype DCLL H-H TBM FCI from SiC/SiC.
1.8.1.1.6.5    Material Procurement - SiC/SiC   Wong            This WBS includes the administration, monitoring, and procurement of all principal FCI materials
                                                                necessary for the fabrication and assembly of the H-H TBM
1.8.1.1.6.6    1st TBM Fabrication Components Wong              This WBS includes the administration, monitoring, and fabrication of the DCLL H-H TBM FCI
               - SiC/SiC                                        subcomponents, including all shapes for the poloidal channels, manifolds, and access pipes, and
                                                                including performance of NDE acceptance tests (to be specified).
1.8.1.1.6.7    Assemble 1st TBM Article         Wong            This WBS includes the administration, monitoring, and fabrication of the DCLL H-H TBM from the FS
                                                                components and SiC/SiC FCIs fabricated above, including final heat treatments and performance of
                                                                NDE acceptance tests (to be specified).
1.8.1.1.7      Acceptance Tests & Packaging     Wong            This WBS includes the administration, monitoring, and final acceptence tests, packaging and any other
                                                                final preparations for the shipping of the DCLL H-H TBM to ITER.
1.8.1.1.7.1   Final Acceptance Tests             Wong   This WBS includes the administration, monitoring, and vendor performance of final acceptance tests as
                                                        mandated by ITER and set by the DCLL project..
1.8.1.1.7.2   TBM Packaging                      Wong   This WBS includes the administration, monitoring, and final packaging of the DCLL H-H TBM for
                                                        shipping to ITER.
1.8.1.2       Helium Flow Loops                  Wong   This WBS includes the administration, R&D, engineering, fabrication-procurement, assembly and
                                                        testing for the primary and intermediate helium coolant loops and components for the DCLL TBM, and
                                                        their connections to the TCWS of ITER. (From 2006-2015)
1.8.1.2.1     Primary Helium Loop                Wong   This WBS includes the administration, R&D, engineering, fabrication-procurement and assembly for the
                                                        primary FW/Structure helium coolant loop components and piping connecting the DCLL TBM to the
                                                        TCWS of ITER in coordination with task 1.8.1.1.2.6. Specifically for the primary helium loop, we will
                                                        evaluate potential issues of bi-metallic joints, induced radioactivity transport, concentric pipes and the
                                                        necessary thermal insulation and tritium permeation barrier in coordination with task 1.8.1.1.2.1. We
                                                        will utilize well developed commercial codes for assessments and perform subcomponent tests for
                                                        verification when deemed necessary.
1.8.1.2.1.1   Preliminary Design of Primary      Wong   This WBS includes the administration and evolving the conceptual design into the preliminary design
              Helium Loop                               provides the depth and details to allow the primary helium loop to take shape and form. Complete the
                                                        process of converting the conceptual design to a design appropriate for procurement and fabrication.
                                                        The % complete is about 20-35% of the total design effort. Requirements for the primary helium loop
                                                        must be defined; R&D has started; costs are known to a rough order of magnitude design; drawings and
                                                        analyses necessary to document the solution exist; essential features and interface details have been
                                                        prepared.
1.8.1.2.1.2   Detailed Design of Primary         Wong   This WBS includes the administration and the detailed design in the last phase of development prior to
              Helium Loop                               placing the order. The purpose of the detailed design phase is to prepare final drawings, technical
                                                        specifications and contract documents required to obtain bids and quotes for procurement and
                                                        construction of the primary helium loop. The final design should also include clear statements of testing
                                                        requirements and acceptance criteria for the safety and functionality of all subsystems. Requirements,
                                                        design details, estimates and schedules are mature enough to establish the project performance baselines
1.8.1.2.1.3   Fabrication/Procurement            Wong   for scope, cost and schedule. Technical specifications shipment to ITER of the is well along, and bids
                                                        This WBS includes the procurement, fabrication, and are defined, R&D work primary helium loop with
                                                        the TBM to be tested on day-one of ITER operation. (From 2010-2015)
1.8.1.2.1.4   Assembly, testing & installation   Wong   This WBS includes vendor oversight of installation and on-site acceptance tests of the DCLL TBM.
                                                        The actual labor for on-site installation and assembly is assumed to be performed by ITER personnel at
                                                        the ITER site.
1.8.1.2.2     Intermediate helium loop           Wong   This WBS includes the administration, R&D, engineering, fabrication-procurement and assembly for the
                                                        intermediate helium coolant loop components and piping connecting the DCLL TBM to the TCWS of
                                                        ITER in coordination with task 1.8.1.3. Specifically for the intermediate helium loop we will evaluate
                                                        potential issues of bi-metallic joints, the necessary thermal insulation and tritium permeation barrier in
                                                        coordination with task 1.8.1.1.2.1. We will utilize well developed commercial codes for assessments
                                                        and perform subcomponent tests for verification when deemed necessary.
1.8.1.2.2.1   Preliminary Design of             Wong   This WBS includes the administration and evolving the conceptual design into the preliminary design
              Intermediate Helium Loop                 provides the depth and details to allow the intermediate helium loop to take shape and form. Complete
                                                       the process of converting the conceptual design to a design appropriate for procurement and fabrication.
                                                       The % complete is about 20-35% of the total design effort. Requirements for the intermediate helium
                                                       loop are to be defined; the preferred design is identified; all critical issues resolved; R&D has started;
                                                       costs are known to a rough order of magnitude; design drawings and analyses necessary to document the
                                                       solution exist; essential features and interface details have been prepared.
1.8.1.2.2.2   Detailed Design of Intermediate   Wong   This WBS includes the administration and the detailed design is the last phase of development prior to
              Helium Loop                              procurement. The purpose of the detailed design phase is to prepare final drawings, technical
                                                       specifications and contract documents required to obtain bids and quotes for procurement and
                                                       construction. The final design should also include clear statements of testing requirements and
                                                       acceptance criteria for the safety and functionality of all subsystems. Requirements, design details,
                                                       estimates and schedules are mature enough to establish the project performance baselines for scope, cost
                                                       and schedule. Technical specifications are defined, R&D work is well along, and bids may be
                                                       appropriate on long-lead procurement items. (From 2010-2012)
1.8.1.2.2.3   Fabrication/Procurement           Wong   This WBS includes the procurement, fabrication, and shipment to ITER of the intermediate helium loop,
                                                       which can possibly be tested on day-one of ITER operation. (From 2010-2015)
1.8.1.2.2.4   Assembly, Testing & Installation Wong    This WBS includes vendor oversight of installation and on-site acceptance tests of the intermediate
                                                       helium loop. The actual labor for on-site installation and assembly is assumed to be ITER personnel at
                                                       the ITER site.
1.8.1.3       PbLi Flow Loop                    Pint   This WBS includes the administration, R&D, engineering, fabrication-procurement, and assembly for
                                                       the PbLi flow system components (including heat exchanger to intermediate He loop, but excluding the
                                                       tritium extraction unit) and piping for and attachment to the DCLL test module. (From 2006-2015)
1.8.1.3.1     Preliminary Design of the PbLi    Pint   This WBS includes the administration and evolving the conceptual design into the preliminary design
              loop                                     provides the depth and details to allow the PbLi loop to take shape and form. Complete the process of
                                                       converting the conceptual design to a design appropriate for procurement. The % complete is about 20-
                                                       35% of the total design effort. Requirements for the PbLi loop are to be defined; all critical issues
                                                       resolved; R&D has started; costs are known to a rough order of magnitude; design drawings and
                                                       essential features and interface details have been prepared in coordination with WBS 1.8.1.2.2.
1.8.1.3.2     Detailed Design of the PbLi loop Pint    This WBS includes the administration and the detailed design is the last phase of development prior to
                                                       procurement. The purpose of the detailed design phase is to prepare final drawings, technical
                                                       specifications and contract documents required to obtain bids and quotes for procurement and
                                                       construction. The final design should also include clear statements of testing requirements and
                                                       acceptance criteria for the safety and functionality of all subsystems. Requirements, design details,
                                                       estimates and schedules are mature enough to establish the project performance baselines for scope, cost
                                                       and schedule. Technical specifications are defined, R&D work is well along, and bids may be
                                                       appropriate on long-lead procurement items. (From 2010-2012)
1.8.1.3.3     Fabrication/Procurement           Pint   This WBS includes the procurement and shipment to ITER of the components of the PbLi loop system
                                                       to allow the first DCLL TBM be tested on day-one of ITER operation. (From 2010-2015)
1.8.1.3.4     Assembly, Testing & Installation Pint    This WBS includes vendor oversight of installation and on-site acceptance tests of the DCLL TBM.
                                                       The actual labor for on-site installation and assembly is assumed to be ITER personnel at the ITER site.
1.8.1.4         Tritium Processing Systems     Willms   This WBS includes the administration, R&D, and engineering for the tritium processing components
                                                        and systems needed specifically to extract tritium from the PbLi flow and He loop flows, process
                                                        effluents containing tritium coming from other purification systems in the PbLi and He loops, and render
                                                        that tritium into a form deliverable to the ITER Isotope Separation System. (From 2006-2015)
1.8.1.4.1       Administration                 Willms   Accounts for managing the tritium processing system project and for project controls including
                                                        reporting, statusing and scheduling.
1.8.1.4.2       R&D                           Willms
1.8.1.4.2.1     Model Development and Testing Willms    Modeling is needed to predict tritium processing system performance and perform sensitivity analysis.
                                                        This will guide both design and R&D.
1.8.1.4.2.2     Fate of Tritium in PbLi        Willms   Separation of tritium from PbLi will depend on the physical and chemical properties of this “binary”
                                                        system. Examples of parameters needed are mass transfer coefficients, chemical speciation and liquid
                                                        (PbLi side)-solid (tube wall) equilibrium. Experiments and modeling will be run to determine these
                                                        parameters.
1.8.1.4.2.3     Tritium Extraction from PbLi   Willms   A number of methods have been proposed for tritium extraction from PbLi, but little experimental work
                                                        has been performed. This task will use both process analysis and experiments to determine the best
                                                        strategy for extraction of tritium from the ITER TBM PbLi.
1.8.1.4.2.4     Tritium Extraction from He     Willms   A number of methods have previously been used to extract tritium from helium. However, there are
                                                        some unique challenges associated with this technology for the TBM. Experiments and analysis will be
                                                        used to determine the best technology.
1.8.1.4.3       Engineering                    Willms   Separation of tritium from PbLi will depend on the physical and chemical properties of this “binary”
                                                        system. Examples of parameters needed are mass transfer coefficients, chemical speciation and liquid
                                                        (PbLi side)-solid (tube wall) equilibrium. Experiments and modeling will be run to determine these
                                                        parameters.
1.8.1.4.3.1     Design                         Willms
1.8.1.4.3.1.1   Tritium Extraction from PbLi   Willms   This element will design systems for extracting tritium from PbLi. This may include a bubbler and a
                                                        vacuum permeator. This must be closely integrated with the heat exchanger and other tritium-
                                                        permeable surfaces.
1.8.1.4.3.1.2   Tritium Extraction from He     Willms   This element will design systems for extracting tritium from 1) the “dual-coolant” He stream and 2) the
                                                        heat exchanger He. Permeators, oxidation/adsorption or other technologies may be used.
1.8.1.4.3.1.3   System Integration             Willms   This task will integrate all tritium processing systems as well as interfaces to other systems such as the
                                                        Tritium Plant, safety systems, TBM diagnostics, control systems, etc.
1.8.1.4.3.2     Title III                      Willms   This task includes preparation of the RFQ, bid evaluation, awarding contracts, engineering follow-up of
                                                        the contracts and factory acceptance testing.
1.8.1.4.4       Fabrication/Procurement        Willms   It is expected that industry will fabricate the TBM tritium processing system. This task will include
                                                        manufacturing design (shop drawings), fabrication R&D, purchasing materials, fabrication, quality
                                                        assurance, documentation, factory testing, purchasing of spares, packaging and delivery.
1.8.1.4.5       Assembly/Installation          Willms   This task will include installation of the tritium processing sub-system as part of the overall TBM, and
                                                        interconnection with the TBM, the Tritium Plant and with other systems. This also includes initial
                                                        check-out and operation as an installed system.
1.8.1.5         DCLL/ITER System Integration    Dagher    This WBS includes the administration, R&D, and engineering related to the interfacing of all the major
                                                          subsystems of the reference DCLL TBM with each other, and with the ITER machine and facilities
                                                          including the hot cell. This includes in-vessel and ex-vessel integration along with normal and transient
                                                          operations, removal and replacement operations, maintenance and facilities sharing with ITER and other
                                                          TBM parties in accordance to ITER design and operation guidelines and requirements. (From 2006-
                                                          2016)
1.8.1.5.1       Administration                  Dagher    This WBS includes the administrative activities of the WBS Manager in overseeing the TBM System
                                                          integration efforts within the ITER project, including the R&D, Components and system interface,
                                                          design, fabrication, procurement, system installation, testing and final acceptance.
1.8.1.5.2       R&D                             Dagher    This WBS will manage, develop and report on the R&D items that are needed to integrate the various
                                                          parts and assemblies as part of the TBM system integration effort with ITER.
1.8.1.5.2.1     He and PbLi Concentric Pipe     Dagher    He and Pb-Li Concentric Pipe Slip Joints design.
                Joints                                      Joint design options
                                                            Thermal expansion testing
                                                            Seal design, material choices and compatibility
                                                            Assembly, Maintenance, and R&R
                                                            Functional testing, reliability and safety studies.
                                                            Compatibility with RH operations
1.8.1.5.2.2     VV Plug Bellows Design          Dagher    VV Plug bellows design studies. In order to accommodate the thermal expansion of the pipes running
                                                          from the TBM to the Transporter, a set of bellows will be utilized at the VV plug designed to handle the
                                                          thermal expansion of the pipe run between the TBM and the VV Plug (Approx. 2 m long). These
                                                          bellows will also form the vacuum boundary between the pipe penetration and the outer surface of the
                                                          Pipe. ITER has developed design guidelines for the use of bellows in this environment; however R&D is
                                                          needed to qualify a design approach and develop the operating parameters for the bellows to be used as
                                                          part of the TBM system integration.
1.8.1.5.3       TBM System Design Integration   Dagher    This WBS includes the administration and engineering related to the design integration of all
                                                          components from the TBM to the transporter and to the TCWS, including RH interfaces. (From 2006-
                                                          2016)
1.8.1.5.3.1     In-Vessel System Integration    Dagher    This WBS is responsible for the integration of the TBM system components within the equatorial test
                                                          port of ITER. Starting from the first wall and extending radially to the bio-shield plug, all interface
                                                          items between the TBM assembly and the ITER machine will be defined, designed and managed under
                                                          this WBS. This includes water coolant system interface, pipe runs, power and control cable penetrations
                                                          and runs as well as RH system interface and special tooling and support items that may be required.

1.8.1.5.3.1.1   TBM System Integration          Dagher    TBM Assembly interface with the VV port extension. Frame installation and support, Frame coolant
                                                          connection to the VV water cooling system.
                                                           - Pb-Li concentric pipe run, support, maintenance, installation and removal, as well as interfaces to
                                                          trace heating, insulation and RH operation.
                                                           - He coolant and purge line interface: expansion loops, supports, insulation, maintenance and RH
                                                          system compatibility.
                                                           - Power and control cable interface between the VV plug and the transporter.
                                                           - Space sharing and interference check with other systems and components.
1.8.1.5.3.2     Ex-Vessel System Integration and Dagher   This WBS will handle the interface of all systems, equipment and components installed outside the bio-
                Interface.                                shield building, including remote handling equipment and operations.
1.8.1.5.3.2.1   PbLi Loop Installation Inside   Dagher
                                                         Pb-Li coolant loop installation inside the transporter. Including, concentric pipe termination at the
                Transporter
                                                         transporter wall, expansion loops inside the transporter, transporter space sharing, He pipe penetration
                                                         and expansion loops, equipment location within the transporter, pipe connection between transporter
                                                         and pipe chase area and RH operation for connecting and disconnecting service to the transporter during
                                                         installation and removal while meeting all ITER operation procedure and safety requirements. Also
                                                         includes all power, control and diagnostic connection between the TBM assembly and the Transporter.
1.8.1.5.3.2.2   Pipe Runs                       Dagher   Pipe runs between the equatorial port area and the TCWS. This includes pipe design and analysis,
                                                         insulation and pipe support design and hanger location, and expansion loops space allocation in the pipe
                                                         chase and the TCWS area. Definition of the details of this area will have to be performed early in order
                                                         to meet the ITER construction schedule. However, this WBS could also be handled by ITER
                                                         construction organization.
1.8.1.5.3.2.3   Helium Loop Installation        Dagher   Primary and intermediate He coolant loop installation in the TCWS area, including equipment location,
                Interface                                pipe interconnections between various components, and interface with ITER services such as water
                                                         coolant system, power and control.
1.8.1.5.3.3     RH System Integration           Dagher   This WBS will: Develop the TBM system interface requirements with the RH system. Develop process
                                                         flow for the removal, replacement, transportation and installation of the TBM assembly utilizing ITER’s
                                                         RH equipment. Define any special equipment and tooling specific to the TBM assembly that will be
                                                         needed during this process. Develop maintenance procedures as well removal and replacement
                                                         processes.
1.8.1.5.3.4     Engineering Design and Analysis Dagher   This WBS will cover the engineering related activities for all in-vessel and ex-vessel interface
                                                         components required to complete the TBM system integration task.



1.8.1.5.3.4.1   Piping System Design and        Dagher   This WBS covers all the design related activities for the piping system to interconnect the various TBM
                Analysis                                 system components. This includes:
                                                         -Pb-Li concentric pipe design between the TBM and transporter
                                                         -Pipe design inside the transporter to connect the various cooling system components together
                                                         -He pipe runs between the Equatorial port area and the TCWS building
                                                         -Pipe penetrations and pipe support system
                                                         -Pipe joints penetrations and RH tools interface.
1.8.1.5.3.4.2   Piping Bellows Design and       Dagher    This WBS will cover all activities related to the design and analysis of the Bellows used for
                analysis                                 accommodating pipe penetrations at the VV plug and the Transporter wall. This includes conceptual,
                                                         preliminary and final design effort. Compatibility with ITER requirements for Bellows design, analysis
                                                         and manufacturing support.
1.8.1.5.3.4.3   Special Remote Handling Tooling Dagher   This WBS is responsible for identifying the RH requirements of the TBM system and utilizing all
                Requirements                             existing ITER RH tools and equipment. It is also responsible for defining any special tooling
                                                         requirements for the TBM and to provide all the engineering design analysis, and fabrication support.
1.8.1.5.4       Fabrication, Procurement and    Dagher   This WBS includes the administration, labor, materiel and logistical support to procure, fabricate and
                Shipping                                 ship all components and assemblies needed under the system integration WBS.
1.8.1.5.5       Assembly and On-Site Testing    Dagher   This WBS includes the administration, vendor oversight installation and on-site acceptance tests of all
                                                         the components and assemblies related to the system integration task. The actual labor for on-site
                                                         installation and assembly is assumed to be ITER personnel at the ITER site.
1.8.2         HCCB                            Ying        This WBS includes all activities related to the US HCCB Systems to be designed, fabricated, installed
                                                          and tested in ITER as part of the ITER Test Blanket Module Program (2006-2015). This WBS element
                                                          is also for establishing in detail the testing goals of individual TBMs with emphasis on the first TBM.
                                                          These testing goals include a list of specific tests to be performed, anticipated duration of each test,
                                                          plasma conditions required for the test, required operational conditions of the ancillary equipment
                                                          (temperatures, flowrates, pressures, bypass requirements, valve positions, etc.), and the types of
                                                          measurements needed. Measurement definitions should include the physical field to be measured, the
                                                          location, and any requirements for timing, data acquisition rates, and/or data storage. These testing goals
                                                          and experimental plans should be turned into a list of requirements that ancillary and diagnostics
                                                          systems must meet.
1.8.2.1       Test Sub-module                 Ying        This WBS includes the administration, R&D, engineering, fabrication-procurement, and assembly and
                                                          testing of the HCCB test module ready to ship to the ITER site.
1.8.2.1.1     Administration                  Ying        This WBS includes the administrative activities of the WBS Manager in overseeing the HCCB design
                                                          and analysis, R&D, prototype testing, procurement, fabrication, validation tests, shipping, onsite testing
                                                          and installation of the TBM.
1.8.2.1.2     R&D                             Ying        This WBS includes the administration, research and development activities required to enable the design
                                                          and performance of the 1st TBM (and also in support of subsequent TBMs) to meet their experimental
                                                          missions and required safety criteria. TBM R&D should provide design recommendations to:
                                                          understanding the behavior of the 1st and/or subsequent TBMs in normal and faulted conditions,
                                                          establishing the fabrication techniques for 1st TBM subcomponents, and aid in establishing reference
                                                          design specifications ready for procurement (2005 to ~2014)
1.8.2.1.2.1   Helium flow distribution and    Calderoni   The objective of this WBS item is to characterize the helium flow in the cooling channels and in the
              manifold flow testing                       distributing manifolds of the test submodule. The scope of the work includes: the analysis of flow
                                                          stability, the characterization of the uniformity of helium flow, and the evaluation of pressure losses
                                                          arising from flow distribution, as well as the evaluation of the effect of the flow conditions on the other
                                                          submodules that share the same cooling loop. The work is performed with numerical analysis using a
                                                          computational fluid dynamic commercial code and with scaled experiments. The numerical analysis is
                                                          used first to identify potential issues of flow stability in different cooling configurations. Then
                                                          experiments are performed in two phases: at first the fundamental issues of flow distribution are
                                                          investigated on scaled parallel flow geometries and the results are used to verify the model and to
                                                          identify the optimal configuration for the submodule cooling channels. The second phase is a partially
                                                          integrated test of the submodule cooling scheme.
1.8.2.1.2.2   Solid breeder thermomechanics   Calderoni   The objective of this WBS item is to characterize the behavior of the ceramic breeder material under
              and temperature window for                  thermal and mechanical loads predicted to occur during the various phases of ITER operation in the test
              tritium release                             submodule. The results obtained will define operative temperature ranges for each candidate material
                                                          and allow the definition of temperature windows for the assessment of tritium release, which is closely
                                                          coupled with the operative temperature. The scope of the work includes the establishment and
                                                          experimental verification of a database of material properties; the development and experimental
                                                          verification of predictive capability for the thermomechanic analysis of ceramic pebble beds; the
                                                          experimental investigation of the mechanical response of ceramic pebble beds under cyclic thermal
                                                          loads, in particular the effect of thermally activated creep on bed deformation; and the experimental
                                                          investigation of the effect of contact stresses within the bed and at interfaces on the formation of surface
                                                          cracks and the integrity of the ceramic materials.
1.8.2.1.2.3   RAFS Fabrication development      Rowcliffe/Kurtz   This WBS includes research and development tasks required to determine for the 1st TBM the most
                                                                  appropriate ferritic steel material selection, fabrication and joining techniques, heat treatments, and
                                                                  operational limitations for the TBM box structure including FW, coolant plates, manifolds, and
                                                                  connections to piping. Particular emphasis will be placed on evaluating on-going fabrication R&D in EU
                                                                  and Japan as well as working with US industry for the preparation of mock-up and test submodule
                                                                  fabrication.
1.8.2.1.2.4   Tritium control and predictive    Ying              The objective of this WBS item is to resolve tritium control issues in a typical helium-cooled ceramic
              capability                                          breeder pebble bed blanket. The scope of the work includes the development and experimental
                                                                  verification of predictive capability for the tritium permeation in configurations relevant to HCCB
                                                                  designs including flow in the complex geometry, temperature distribution, and tritium production
                                                                  profiles; the establishment of a database of material properties such as tritium (deuterium) solubility and
                                                                  permeability at lower pressure regimes (<10 Pa) under flow conditions; and the experimental
                                                                  investigation of the effect of isotope swamping and velocity profile on the permeation rate. The
                                                                  deliverables include the definition and experimental verification of purge gas composition and flow
                                                                  conditions for the candidate ceramic materials within which the permeation rate from the pebble bed to
                                                                  the helium coolant is acceptable and the delivery of a database and predictive capability for the tritium
                                                                  control that have been experimentally verified within typical HCCB blanket configurations and
1.8.2.1.2.5   Breeder Pebble Knowledge Base Ying                  operating conditions.
                                                                  This WBS includes R&D tasks to determine breeder pebble material characteristics including
              & Proc Spec                                         microstructres, pebble size, 6Li enrichments and the appropriate fabrication processes necessary for
                                                                  procuring the US ceramic breeder material to be tested in ITER, and to evaluate its performance
                                                                  chacteristics through tests performed in WBS 1.8.2.1.2.2, 1.8.2.1.2.7 and 1.8.2.1.2.8. Emphasis will be
                                                                  placed on evaluating on-going fabrication R&D in EU and Japan. This task will also include
                                                                  characterization of breeder pebbles produced by the US (if any) and international vendors and provide
                                                                  the data needed for US design analysis.
1.8.2.1.2.6   Diagnostics and Instrumentation   Calderoni         This WBS includes the research and development tasks and associated administration required to
                                                                  establish the final design and fabrication of specialized diagnostic systems needed in the 1st TBM in the
                                                                  ITER electromagnetic and plasma environment and for subsequent TBMs subject to the nuclear
                                                                  environment during the D-T phase of ITER. This a shared task with 1.8.1.1.2.10. The task includes the
                                                                  following activities: 1. Monitor ITER diagnostic developments, 2. Monitor international diagnostic
                                                                  developments, and 3. Testing of TBM diagnostics on mockups.
1.8.2.1.2.7   Partially Integrated Tests        Tanaka            The objective of this WBS item is to perfom research and development tasks including the associated
                                                                  administration to enable integrated testing on a 1/2 scale HCCB TBM mockup under appropriate
                                                                  environmental conditions to simulate behavior in ITER. The purposes of these tests are to validate
                                                                  fabrication processes, demonstrate capability of non-destructive testing, and address critical
                                                                  performance and safety issues and procedures needed for ITER qualification. Two separate types of
                                                                  tests are envisioned: one to test the mockup response to FW heat loads at relevant temperature, FW
                                                                  helium coolant flow and pressure and mockup physical constraints, and one to test for overpressure of
                                                                  He. The scope of the work includes building two mockups, testing the mockups using NDE techniques,
                                                                  and modification/fabrication of testing facilities. Diagnostics to be used on the TBM will be included as
                                                                  is practical. Opportunities for combined testing at international facilities will be investigated.
1.8.2.1.2.7.1   Helium Flow and Heat Transfer      Tanaka   This subtask it to use the helium loop and first wall surface heat flux facility that developed under
                Tests                                       1.8.1.1.2.9.1 to perform HCCB first wall heat transfer mockup tests. The activity includes test mockup
                                                            design and fabrication; mockup testing and post analysis. It is anticipated that the mockup will be about
                                                            half of the submodule size but with full scale FW channels and geometry. Be surface layer testing will
                                                            only partially be included. Results of this WBS will be used to support HCCB prototype design.

1.8.2.1.2.7.2   Prototype Pressurization Testing   Tanaka   The scope of this task is to take the pressurization facility developed under 1.8.1.1.2.9.3 to perform
                                                            overpressure tests of the HCCB prototype. Results of this test will be in support of the HCCB sub-
                                                            module design.
1.8.2.1.2.8     In-Pile Pebble Bed Assembly        Katoh    The objective of this WBS item is to confirm integrity and performance of HCCB pebble bed
                Test                                        subassembly during neutron irradiation in conditions relevant to the HCCB blanket operation. The work
                                                            scope includes 1) in-pile evaluation for thermo-mechanical performance of the model pebble bed
                                                            assembly and the breeding materials as the basic task item for base cost case, and 2) in-situ performance
                                                            evaluation of the pebble bed aasembly unit cell including in-situ tritium analysis as an expanded task for
                                                            the maximum cost case. This task will be mutually coordinated with 1.8.2.1.2.2 Pebble bed thermo-
                                                            mechanics & temperature control, 1.8.2.1.2.5 Breeder pebble knowledge base & procurement
                                                            specifications, and 1.8.2.1.2.7 Partially integrated tests. The program will be developed to best utilize
                                                            potential opportunities for international collaboration, including sharing of an irradiation vehicle.

1.8.2.1.2.8.1   In-pile Thermo-mechanical and               This WBS item evaluates the integrity and thermo-mechanical and other fundamental performances of a
                Breeder Evaluation                          model pebble bed assembly and the breeding ceramic pebbles under combined loading of heat and
                                                            neutrons in an appropriate fission neutron irradiation facility. The work scope comprises 1) survey of
                                                            international partners' R&D plans and development of reference strategy, 2) conceptual design of the
                                                            experiment, 3) development and coordination of the experimental matrix, 4) detailed engineering design
                                                            and construction of an irradiation vehicle and equipments, 5) execution of in-pile experiment, and 6)
                                                            post-irradiation examination.
1.8.2.1.2.8.2   In-situ PBA Performance                     This WBS item evaluates the integrity, thermo-mechanical, breeding, and other fundamental
                Evaluation                                  performances of an unit cell pebble bed assembly under neutron irradiation in an appropriate fission
                                                            reactor facility. In-situ analysis of tritium release is assumed. The work scoope comprises 1) review of
                                                            international partners' R&D plans and development of technical strategy, 2) conceptual design of the
                                                            experiment, 3) development and coordination of the experimental matrix, 4) detailed engineering design
                                                            and construction of an irradiation vehicle and equipments, 5) execution of in-pie / in-situ experiment,
                                                            and 6) post-irradiation examination.
1.8.2.1.3       Engineering                        Ying     This WBS includes the adminstration and performance of preliminary and detailed designs and the Title
                                                            III activity for the HCCB Test Submodule.
1.8.2.1.3.1   Preliminary Design               Ying/Kurtz   The objective of this WBS is to develop a test submodule design representing the HCCB blanket
                                                            concepts that satisfies a matrix of technical specifications and has a high possibility ready to proceed to
                                                            detailed design development. The % complete is about 30-35% of the total design effort.
                                                            The preliminary design will be developed from the existing conceptual designs and engage the following
                                                            activities:
                                                            --Develop HCCB “project” definition. (2006-2007)
                                                            --Define the top-level functional needs;
                                                            --Develop a list of approaches for each functional needs;
                                                            --Define performance metrics for the design;
                                                            --Define the design parameters that most directly determine the design (e.g. material selection, structural
                                                            configuration),
                                                            --Establish the driving design considerations (technical specifications, qualifications, etc.),
                                                            --Perform parametric analyses that quantify the performance metrics for a given design,
                                                            --Develop draft “Bilateral/Multi-Lateral International Collaborative Agreements”
                                                            --Finalize design-to specifications (2007)
                                                            --Assess design issues and risks (2008)
                                                            --Finalize project management plan and conduct the preliminary design review(7/2008)
1.8.2.1.3.2   Detailed Design                  Ying/Kurtz   The scope of this WBS is the detailed engineering and design of the reference test submodule concept
                                                            and its supporting subsystems that will be developed within the preliminary design phase. It includes
                                                            validation tests of a 1/4 scale partially integrated test to confirm that, particularly, the first wall helium
                                                            coolant flow for heat removal is proceeding with the analysis (cost included in R&D). The detailed
                                                            design package includes technical specifications and requirements, fabrication drawings and procedures,
                                                            material specifications, quality assurance requirements, testing specifications and requirements, and
                                                            instrument schematics and wiring diagrams. The technical specification document (TSD) should cover
                                                            the general requirements and technical requirements, and will include at least (i) contract stages and
                                                            schedule, (ii) responsibilities, (iii) QA basic requirements, (iv) applicable codes and standards, (v)
                                                            acceptance criteria, and (vi) detailed technical specifications and requirements unique to TBMs, such as
                                                            materials, design, fabrication (including welding), examination and testing, maintenance and inspection,
                                                            and packaging and transportation.
1.8.2.1.3.3   Title III                        Ying         This WBS includes supervision and technical support for procurement, fabrication, inspection, testing,
                                                            as-built drawings, and other technical activities for the HCCB test blanket submodule.
1.8.2.1.4     Prototype & TBM Fabrication & Ying            This WBS includes material procurement and fabrication of the reference HCCB prototype and test
              Testing                                       submodule to be tested on Day One of ITER operation and its shipment to Host Party for integration and
                                                            testing (2012-2014)
1.8.2.1.4.1   Call for tender/Contract award                This WBS includes preparation of documents for the announcement of the contracts, and to provide
                                                            project and award specifications. This WBS also includes the organization, evaluation and selection of
                                                            proposals for all fabrication and procurement of components for the HCCB test submodule fabrication.

1.8.2.1.4.2   Material Procurement                          This WBS includes the administration on the procurement of all principal materials necessary for the
                                                            fabrication and assembly of the TBM prototype including the assumption on the suitable percentage of
                                                            wastage.
1.8.2.1.4.3   Tooling & Processing                          This WBS includes purchasing the necessary tooling and processing by the vendor for the fabrication of
                                                            the prototype and TBM.
1.8.2.1.4.4   Prototype fabrication                       This WBS includes the administration and labor needed for the fabrication of the HCCB test submodule
                                                          prototype to specifications and the packing and shipping to the TBM prototype testing site.




1.8.2.1.4.5   Prototype qualification tests               This WBS includes performing NDE and overpressure tests which are intended to detect surface and
                                                          internal discontinuities in materials, welds and fabricated parts and components. The test results will
                                                          help to determine the acceptability and/or any modifications needed on the fabrication processes
                                                          adopted for the prototype and TBM.
1.8.2.1.4.6   TBM Sub-module material                     This WBS includes the administration of the procurement of all principal materials necessary for the
              procurement                                 fabrication and assembly of the TBM including the assumption on the suitable percentage of wastage.
1.8.2.1.4.7   TBM Sub-module Fabrication                  This WBS includes the administration and labor needed for the fabrication of the HCCB test submodule
                                                          to specifications and the packing and shipping to the TBM prototype testing site.
1.8.2.1.4.8   TBM sub-module acceptance                   This WBS includes performing QA tests to assure that the fabricated HCCB test submodule meets the
              tests                                       requirements of the procurement documents and documenting the test results.
1.8.2.1.5     TBM Integration & Shipping to   Ying        This WBS includes the administration, vendor oversight of installation and on-site acceptance tests of
              ITER                                        the HCCB test submodule at the Host Party.
1.8.2.1.5.1   Party Integration & Module                  This WBS includes integration of the US HCCB test submodule with the host submodules and
              Acceptance Tests                            acceptance tests of the complete module at the Host Party.
1.8.2.1.5.2   Packaging                                   This WBS includes the administration, vendor oversight of installation and on-site acceptance tests of
                                                          the integrated TBM. The actual labor for on-site installation, assembly is assumed to be ITER personnel
                                                          at the ITER site.
1.8.2.2       Ancilliary Equipment            Calderoni   This WBS includes the administration, engineering, fabrication and on-site installation of the
                                                          components integrating the EM phase HCCB submodule with the helium cooling system of Port A. The
                                                          components are necessary to ensure a safe and independent operation of the HCCB submodule, item
                                                          1.8.2.1. This WBS does not include Port A ancillary equipment, which is considered in item 1.8.2.3.
                                                          This item is performed in close collaboration with the DCLL helium cooling loop development (item
                                                          1.8.1.2) and port A helium cooling loop development and all necessary components are assumed to be
                                                          available for the detailed design phase either commercially or from the mentioned collaborations.
                                                          Since the Test Blanket project (1.8) deliverable is only the HCCB submodule for the EM phase this item
                                                          does not include the integration with the tritium extraction system.


1.8.2.2.1     Administration                  Calderoni   This WBS includes the administrative work in support of the activities included in item 1.8.2.2, and
                                                          related only to the HCCB specific components. It does not include the international collaborative
                                                          activities for integration with Port A systems which are considered under item 1.8.2.3.
1.8.2.2.2     Engineering                     Calderoni   This WBS includes the preliminary design, detailed design and title III activities in support of item
                                                          1.8.2.2.
1.8.2.2.2.1   Preliminary design, Title I     Calderoni   This WBS includes the preliminary design of the components necessary to connect the HCCB
                                                          submodule with the helium cooling loop of Port A. They include the chemistry control system, the
                                                          bypass system, the heating system and all the necessary pipes and interfaces. The preliminary design is
1.8.2.2.2.2   Detailed Design                    Calderoni   This WBS includes the detailed design prior to placing the order for the components. The purpose of
                                                             the detailed design phase is to prepare final drawings, technical specifications and contract documents
                                                             required to obtain bids and quotes for procurement and construction of the systems. The final design
                                                             should also include clear statements of testing requirements and acceptance criteria for the safety and
                                                             functionality of all subsystems. The detailed design will include specifications for all interfaces with the
                                                             Port A helium cooling system and must include the functional and safety analysis of the impact of the
                                                             system on all submodules sharing the same cooling loop, in collaboration with item 1.8.2.3.
1.8.2.2.2.3   Title III                          Calderoni   This WBS will cover all engineering effort to support production of item 1.8.2.2. Efforts include
                                                             manufacturing support to resolve fabrication issues. Perform design changes as needed in support of
                                                             fabrication and assembly. Interface with the various analysis groups to get design change approval and
                                                             insure design compatibility with original design intent. Generate and track design change orders.
1.8.2.2.3     Fabrication / Procurement          Calderoni   This WBS includes the procurement and fabrication of the system connecting the HCCB submodule
                                                             with the helium cooling loop of Port A in compliance with the agreements for systems integration
                                                             reached under item 1.8.2.3.




1.8.2.2.4     Assembly / Installation            Calderoni   This WBS includes the on-site installation of the system connecting the HCCB submodule with the
                                                             helium cooling loop of Port A in compliance with the agreements for systems integration reached under
                                                             item 1.8.2.3.
1.8.2.3       HCCB/ITER System Integration       Ying        This WBS includes the activities related the interaction with the participating Parties and ITER IT for
                                                             the integration of the US HCCB test submodule and associated measuring systems and ancillary
                                                             equipment into ITER test port #16, the primary helium coolant loop at the TCWS building, the tritium
                                                             processing system in the tritium building, and removal and replacement of the submodule at the ITER
                                                             Hot Cell building. The activities include developing and defining interface issues and requirements and
                                                             facilities sharing in accordance with ITER design and operation guidelines and requirements, as well as
                                                             contributing to design, R&D, and procurement and/or fabrication of components needed for the
                                                             integration. The integration also includes providing independent instrumentation with data connection
                                                             through a local controller to the CODAC system.
1.8.2.3.1     Liason w /IT/Parties               Ying        This WBS includes administrating and facilitating cross-cutting activities concerning the US supporting
                                                             partnership role in the HCCB Test Blanket Module Program
1.8.2.3.2     Documentation                      Ying        This WBS includes preparing documentation on system integration requirements, including hardware,
                                                             qualification, and layout
1.8.2.3.3     Proc cell layout and sys/piping    Ying        This WBS includes working with collaborator Parties on the design of auxiliary components layout and
              integration                                    piping integration at the port cell area, including design of the transporter and piping integrated cask
1.8.2.3.4     Data acquisition, instrument and   Ying        This WBS includes working with collaborator Parties to provide independent instrumentation, including
              ctrl integration                               sensors that monitor the system temperatures, flow rates, pressure, and stresses/deflections, with data
                                                             connection through a local controller to the CODAC system.
1.8.3       Predictive Capabilities           Abdou   This WBS includes the oversight and assembly of various codes, models, data, and databases that are
                                                      currently existing, or developed as part of the TBM project, needed to effectively predict the
                                                      performance of the TBMs in ITER, interpret TBM results, and extrapolate results to subsequent phases
                                                      of ITER operation and other fusion applications. It is envisioned that this effort will continue beyond the
                                                      conclusion of the current project. Project deliverable include the sufficient predictive capability to
                                                      qualify and operate the first H-H TBM, and design the second TBM.
1.8.3.1     Models and Codes                  Abdou   This WBS identifies needed models and codes, and coordinates activities included under the R&D and
                                                      engineering design of the DCLL (1.8.1) and HCCB (1.8.2) TBMs and support systems. Resources and
                                                      detailed schedule included under the respective R&D and Engineering tasks
1.8.3.1.1   MHD Thermofluid                   Abdou   Overlapping with MHD Modelng tool development (1.8.1.1.2.1.1), PbLi MHD flow design Analysis
                                                      (1.8.1.1.3.1-2.4)
1.8.3.1.2   Solid breeder thermomechanics     Abdou   Overlapping with Pebble bed thermomechanics models (1.8.2.1.2.2)
1.8.3.1.3   Tritium Permeation                Abdou   Overlapping with PbLi permeation and release models (1.8.1.4.2.1), SB permeaton and release models
                                                      (1.8.2.1.2.4)
1.8.3.1.4   CAD                               Abdou   Overlapping with DCLL Design solid models (1.8.1.1.3.1-2.1), HCCB design solid models (1.8.2.1.3.1-
                                                      2)
1.8.3.1.5   Neutronics                        Abdou   Overlapping with DCLL neutronics models and analysis (1.8.1.1.3.1-2.3), HCCB neutronics models and
                                                      analsyis (1.8.2.1.3.1-2)
1.8.3.1.6   Structural/Stress                 Abdou   Overlapping with DCLL structural thermomechanics models 1.8.1.1.3.1-2.6), HCCB structural
                                                      thermomechanics models (1.8.2.1.3.1-2)
1.8.3.1.7   Thermalhydraulics                 Abdou   Overlapping with DCLL loop thermalhydraulics models (1.8.1.1.3.1-2.5), HCCB He loop
                                                      thermalhydraulics models (1.8.2.1.3.1-2)
1.8.3.2     Data, Databases, & Constitutive   Abdou   This WBS identifies needed data and databases, and coordinates activities included under the R&D and
            Relations                                 engineering design of the DCLL (1.8.1) and HCCB (1.8.2) TBMs and support systems. Resources and
                                                      detailed schedule included under the respective R&D and Engineering tasks
1.8.3.2.1   RAFS property data                Abdou   Overlapping with Base metal properties (1.8.1.1.2.4.3-6), Joint properites (1.8.1.1.2.4.7#3), Irradiated
                                                      properties (1.8.1.1.2.4.9)
1.8.3.2.2   SiC FCI property data             Abdou   Overlapping with Canditate FCI properties (1.8.1.1.2.2.2-3), Irradiated properties (1.8.1.1.2.2.4)
1.8.3.2.3   Solubility data in PbLi           Abdou   Bi-metalic systems (1.8.1.1.2.3.2), SiC solubility and corrosion correlations (1.8.1.1.2.3.3-4)
1.8.3.2.4   He thermalhydraulics              Abdou   Overlapping with HX and dP correlations for roughness (1.8.1.1.2.5.1)
1.8.3.2.5   Be/FS joint data                  Abdou   Overlapping with Base joint strength data (1.8.1.1.2.7.1), Thermal contact data (1.8.1.1.2.7.2-3),
                                                      Irradiated properties data (1.8.1.1.2.7.4)
1.8.3.2.6   Tritium permeation data           Abdou   Overlapping with PbLi mass transfer and chemical data (1.8.1.4.2.2), PbLi/T permeation data
                                                      (1.8.1.4.2.3), He/T permeation data (1.8.1.4.2.4), Tritium release in SB (1.8.2.1.2.4)
1.8.3.2.7   Pebble bed thermomechanical       Abdou   Overlapping with Solid Breeder bed effective property data (1.8.2.1.2.2), Beryllium bed effective
            data                                      property data (1.8.2.1.2.2)
1.8.3.3     Data/Codes Integration            Abdou   This WBS includes the administration, development and testing of an integrated management tool
                                                      software package aiming at the capability to simulate critically coupled physical phenomena including
                                                      thermofluid MHD, thermalhydraulic, nuclear, thermomechanic and provide needed capability to
                                                      simulate from CAD models and understand effects of design and condition changes.
1.8.3.3.1   Integrated Strategy Development Abdou     Perform survey of existing code capabilities, their data needs and interfaces. Decide on best candidates
                                                      for integration, and identify required data and data structure. Develop overarching strategy and flow
                                                      plan for integrated code/data execution.
1.8.3.3.2   Executive Routines and Data      Abdou    Establish primary executive routines, data structure, and user interface for integrated code
            Structure
1.8.3.3.3   Integration of Simulation        Abdou    Integration of identified capabilities into the master code and validation, beginning with CAD and
            Capabilities and Associated Data          integrating thermofluid/MHD and loop thermal hydraulics as the first stage. Estimate operating
                                                      temperatures and pressures of all components of the TBM system. Include structural response to
                                                      temperature and pressure loads including deformation and material stress. Include neturonics
                                                      simulations. Include additional models for mass (corrosion and tritium) transfer and transport in both the
                                                      TBM and piping and ancillary systems.
1.8.3.3.4   Integrated Code Benchmarking    Abdou     Apply evolving code to the simulation of mockup experiments and planned ITER TBM experiments for
            and Application                           the first TBM. Attempt to benchmark code predictions against new data and make recommendations for
                                                      design and operation of TBMs. Apply evolving code to the simulation of mockup experiments and
                                                      planned ITER TBM experiments for the second TBM. Attempt to benchmark code predictions against
                                                      new data and make recommendations for design and operation of TBMs

1.8.4       Project Support                 Abdou     This WBS includes all cross-cutting activities related to coordinating US participation in the ITER Test
                                                      Blanket Module Program .
1.8.4.1     Administration                  Abdou     This WBS includes the administration of all the program elements related to the US participation in the
                                                      ITER Test Blanket Module Program.
1.8.4.2     TBWG/Parties Interface          Abdou     This WBS includes the preparation for and participation in the Test Blanket Working Group as well as
                                                      coordinating interface issues with the ITER IT and other parties involved in the ITER Test Blanket
                                                      Module Program.
1.8.4.3     Safety and Regulatory Support   Merrill   This WBS includes the safety support, analysis, and design integration activities required to license for
                                                      the DCLL TBM and TBM ancillary system.

1.8.4.3.1   Regulatory Support              Merrill   This WBS includes regulatory activities required to obtain regulatory approval the US TBMs. This
                                                      includes the interaction with regulatory officials and the ITER IT to determine the regulatory
                                                      requirements, safety rules, safety analyses, and reporting requirements needed to obtain licensing
                                                      approval for the US TBMs. In addition, this includes the presentation and defense of TBM safety
                                                      results to regulatory officials and the ITER IT.
1.8.4.3.2   Safety Analysis and Reporting   Merrill   This WBS includes activities related to estimating the radioactive source terms mobilized from the TBM
                                                      and TBM ancillary systems during accidents, performing the required safety analysis identified by TBM
                                                      regulatory requirements, and the reporting of these results to regulatory officials and ITER IT in the
                                                      form a TBM safety dossier and supporting safety documents.
1.8.4.3.3   Safety Design Integration       Merrill   This WBS includes activities related the interaction with the US TBM design team to integrate safety
                                                      and regulatory requirements into TBM components that perform TBM safety functions. Of specific
                                                      concern are the radiological confinement boundaries of the ITER device and the assurance that the
                                                      TBM and TBM system respond to accidents in a manner that does not compromise the integrity of these
                                                      boundaries.
1.8.4.4     Quality Assurance Officer       Abdou     This WBS includes activities required to establish and administer a quality assurance (QA) program for
                                                      the US TBM design project and provide the regulatory support required by the ITER IT and the TBM
                                                      licensing process. This will include developing a QA program that address all aspects of design,
                                                      procurement, fabrication, installation, testing, auditing and the reporting of QA activities to the ITER IT
                                                      and French Licensing Authorities.
Terms               Definition
TBM                 Test Blanket Module
DCLL                Dual Coolant Lead Lithium
HCCB                Helium Cooled Ceramic Breeder
Subcomponent Test
Mockup
                    Hardware composed of true scale and material, and fabricated using anticipated
Prototype           fabrication techniques and proceedures, in order to practice and demonstrate
                    fabrication. Acceptance tests will be performed on the prototype

				
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