ME-GI Fuel Gas Supply - MAN Diesel _ Turbo by hcj

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									ME-GI Fuel Gas Supply


GO BU-L Seminar
26th February 2013

Chris.Underwood@man.eu




MAN Diesel & Turbo       Author   Current topic      00.00.2012   <   ‹#›   >
Comparison of FGS System



FGS system             Reliquifaction capability             Expected Application
1. Cryo pump           Separate BOG handling                 All vessels except LNG 
                       required                              Carrier
2. Cryo pump & reliq   100%                                  LNG Carrier
3. Compressor          Separate BOG handling                 LNG Carrier
                       required OR
                       15-25% of LNG flow to ME              LNG Carrier
                       with basic partial reliq system 
                       possible OR
                       Up to 100% reliq possible with 
                       cascade or brayton cycle




MAN Diesel & Turbo              Author                Current topic           00.00.2012   <   ‹#›   >
                                      ME-GI FGS Specification



                                              Control of Gas Delivery Pressure
                                                                                                                   General Data for 
                                      350                                                                          Gas Delivery Condition:

                                      300                                                                          Pressure:
                                                                                                                   Nominal  at 100% load          300 bar
Gas supply pressure set point (bar)




                                      250                                                                          Max. value  for design         315 bar
                                                                                                                   Set point tolerance (dynamic)  ± 5%
                                      200                                                                          Set point tolerance (static)   ± 1%

                                      150                                                                          Temperature:
                                                                                                                   45oC ± 10 oC
                                      100

                                                                             Gas supply pressure set point range   Quality:
                                       50                                                                          Condensate free, without oil/water 
                                                                                                                   droplets or mist, similar to the
                                         0                                                                         PNEUROP recommendation 6611
                                             0%            20%   40%        60%          80%          100%
                                                                 Engine load (%SMCR)
                                                                                                                   ‘Air Turbines’



                                      MAN Diesel & Turbo                                     Author                    Current topic            00.00.2012   <   ‹#›   >
 ME-GI
 7 FGS System Suppliers

Cryostar                 DSME                       Hamworthy                        TGE 
LNG Pump System          LNG Tank & Pump System     LNG Tank & Pump System           LNG Tank & Pump System




MHI                       HHI                       Burckhardt Compression
LNG Tank & Pump System    LNG Tank & Pump System    Laby-GI Compressor




 MAN Diesel & Turbo                        Author                    Current topic                 00.00.2012   <   ‹#›   >
Comparison of FGS System



FGS system           Reliquifaction capability          Expected Application
1. Cryo pump         Separate BOG handling              All vessels except LNG 
                     required                           Carrier




MAN Diesel & Turbo            Author             Current topic          00.00.2012   <   ‹#›   >
1. High Pressure Cryogenic Pump




  § Approx 0.5% of main engine power required for electrical power
  § Requires glycol water system for heating LNG in vaporiser , and steam 
    consumption

MAN Diesel & Turbo               Author             Current topic        00.00.2012   <   ‹#›   >
     DSME
     HP Pump FGS for Diesel Research Centre




MAN Diesel & Turbo    Author      Current topic      00.00.2012   <   ‹#›   >
HHI
HiGAS for 7S80ME-C8.2-GI at test bed


                                      Prototype Hi-GAS




MAN Diesel & Turbo   Author     Current topic          00.00.2012   <   ‹#›   >
MHI
Developed for MHI HP DF engine




MAN Diesel & Turbo   Author      Current topic      00.00.2012   <   ‹#›   >
Cryostar
HP Pump & Vaporiser

                     High-pressure pump
                     HPP3 60/110 Triplex




MAN Diesel & Turbo                    Author   Current topic      00.00.2012   <   ‹#›   >
             FGS from TGE
             Two-stroke Main Engine and DF GenSets




MAN Diesel & Turbo                Author             Current topic      00.00.2012    < 11 >
                                                                                         < ‹#› >
Energy Consumption

         § Power = flow x pressure / efficiency
         § 66MW example: 

                                                             Gas fuel    FGS est. 
                                                             cons.       electrical 
                                                             Kg/h        requirement 
                                                                         (kWe)
                                                                  9333          367
                                                                  8792          346
                                                                  8250          324
                                                                  7750          305
                                                                  7250          285
                                                                  6750          265
                                                                  6292          247
                                                                   ….           ….




MAN Diesel & Turbo                   Author       Current topic             00.00.2012   <   ‹#›   >
         CAPEX – FGS Quotations

       700




       600




       500




       400
                                                                                                              Supplyer 1
$/kW




                                                                                                              supplyer 2
       300                                                                                                    supplyer 3




       200




       100




        0
                              37680   14280                      10680                   4350
                                          Installed power [KW]

         MAN Diesel & Turbo                   MFA/LEE4
                                               Author                    Current topic
                                                                          2012.11.12               00.00.2012   <   ‹#›   >
Comparison of FGS System



FGS system             Reliquifaction capability             Expected Application
1. Cryo pump           Separate BOG handling                 All vessels except LNG 
                       required                              Carrier
2. Cryo pump & reliq   100%                                  LNG Carrier
3. Compressor          Separate BOG handling                 LNG Carrier
                       required OR
                       15-25% of LNG flow to ME              LNG Carrier
                       with basic partial reliq system 
                       possible OR
                       Up to 100% reliq possible with 
                       cascade or brayton cycle




MAN Diesel & Turbo              Author                Current topic           00.00.2012   <   ‹#›   >
BOG handling on LNG Carrier with ME-GI

              • ME-GI can be applied with:
                  Ø 100% reliquefaction system, 
                  Ø partial reliquefaction system, 
                  Øno reliquefaction system at all

              • Selection of a reliquefaction system is typically dependent on vessel 
                requirements with regards to:
                   Ø Sailing profile
                   Ø Proportion of time with HFO or Gas operation
                   Ø Amount of BOG produced from cargo tanks
                   Ø Value of BOG and/or LNG


                     …and not a requirement of ME-GI


MAN Diesel & Turbo                      Author               Current topic       00.00.2012   <   ‹#›   >
2. HP Pump Solution with 100%
reliquefaction




MAN Diesel & Turbo   Author     Current topic      00.00.2012   <   ‹#›   >
3. High Pressure Compressor
without reliquefaction




MAN Diesel & Turbo   Author   Current topic      00.00.2012   <   ‹#›   >
             Burckhardt Laby®-GI
             Fuel Gas Compressor Type 6LP250-5S

              Combining LNG BOG and high 
                                                                        Ring sealed
              pressure process compression                            4th to 5th stage
              technology                                Labyrinth                        Labyrinth
                                                     1st to 3rd stage                    1st stage
              Optimal selection of 
              compressor sealing system
              Fully balanced, single casing, slow 
              speed vertical frame design
              Gas-tight compressor casing




                      Balancing
                       weights



                                       Laby®-GI
MAN Diesel & Turbo                        Author                Current topic               00.00.2012    < 18 >
                                                                                                             < ‹#› >
HP Compressor Solution
with partial reliquefaction




MAN Diesel & Turbo    Author   Current topic      00.00.2012   <   ‹#›   >
HP Compressor Solution
with reliquefaction


         Cascade Process from TGE
         • Ethylen & Propylen cycles




         Brayton Process
         • Nitrogen cycle




MAN Diesel & Turbo                Author   Current topic      00.00.2012   <   ‹#›   >
   LNG Carrier FGS solutions




                        HP             HP              HP                 HP                 HP Pump
                        Compressor     Compressor      Compressor         Compressor         with reliq
                        only           with partial    with partial       with full reliq    system
                                       reliq (30%      reliq (40%)
                                       maX)
Power at                955            2540            3300               ?                  2000
100% M/E 
load (kW)
First                   7.6M           10M             13.2M              ?                  15.5M
cost(USD)

                        § Includes 100% redundancy in all cases


   MAN Diesel & Turbo                         Author              Current topic                00.00.2012   <   ‹#›   >
HP compressor and HP pump with
partial reliquefaction




MAN Diesel & Turbo   Author   Current topic      00.00.2012   <   ‹#›   >
              Thank You for Your Attention !




                                          All data provided in this document is non-binding. 
                                        This data serves informational purposes only and is 
                                   especially not guaranteed in any way. Depending on the 
                                        subsequent specific individual projects, the relevant 
                                  data may be subject to changes and will be assessed and 
                                   determined individually for each project. This will depend 
                                  on the particular characteristics of each individual project, 
                                          especially specific site and operational conditions.


MAN Diesel & Turbo       Author                Current topic                      00.00.2012   <   ‹#›   >

								
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