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2010 Solar Power International Conference Solar Heating & Cooling (SHC) Program Robert Hassett U.S. Department of Energy Office of Building Technologies Solar Heating & Cooling (SHC) Technology Manager October 2010 Importance of Buildings Sector 40% of U.S. Primary Energy Consumption 39% of U.S. Carbon Emissions Buildings Industry & 630 MMTC Transportation (39%) 992 MMTC (61%) 72% of U.S. Electricity Total U.S. Energy Consumption 125 55% of U.S. Natural Gas 120 (Quads) 115 110 105 100 2005 2010 2015 2020 2025 2030 Residential Site Energy End Uses Buildings Energy Databook 2008 Residential Site Energy End Use 3% Adjust to SED Other 3% Space Conditioning & DHW: Computers 1% Wet Clean 4% ~70% Total Load Cooking 4% Refrigeration 4% Electronics 5% Space Heating 45% Lighting 7% SHC: 60-70% x 70% = Water Heating 16% Space Cooling 8% ~50% Total Bldg Load World And U.S. SHC Market Status 4 Installed Capacity of Glazed Flat-Plate and Evacuated Tube Collectors, 1999 - 2007 Source: Solar Heat Worldwide 2009, http://www.iea-shc.org/ Total Capacity of Glazed Flat-Plate and Evacuated Tube Collectors in 2007, per 1,000 Inhabitants Source: Solar Heat Worldwide 2009, http://www.iea-shc.org/ 2007 Capacity by Country and Type IEA-SHC Program, Solar Heat Worldwide 2009. 7 World Renewable Energy Capacity and Production in 2007 IEA-SHC Programme, Solar Heat Worldwide 2009. October 15, 2010 Solar Heating & Cooling 8 Outline • DOE SHC Program Overview & Activities • SHC Roadmap Status • Solar Vision Study Status • Solar Workforce Development Initiative • IEA SHC Programme Tasks 9 DOE SHC Program Overview & Activities 10 Budget & Incentives to Leverage • ITC: 8 Year Extension, 30%, No Caps • EISA: 30% SWH for New or Renovated Federal Buildings • ARRA Funds for DOE Solicitations • California Program: $350 M • Hawaii: Mandate for New Homes =================================================================================== • FY09 Budget: $3.7M • FY10 Budget: $6.4M • FY11 Request: $7.3M October 15, 2010 • FY12 Request: Solar Heating & Cooling ? 11 Solar Water Heating: Energy Savings Potential Levelized Cost of Energy (LCOE) 18 16 14 Residential Solar Water Heating Electricity 12 Rates Cost Range cents/kWh (2008$) 10 8 Residential Natural 6 Gas Rates 4 2 0 1990 1995 2000 2005 2010 2015 2020 Year SRCC OG-300 Ratings Comparison Consumer Reports (CR): Solar Water Heater Testing Consumers Union Test Facility, Yonkers, New York (Red bar indicates CR test annual average 70% savings.) 60% 50% 40% 30% 20% 10% 0% AET Eagle Sun Heliodyne Helio-Pak FAFCO Sungrabber Source: SRCC website and Consumer Reports: “Water Heaters,” October 2010 SRCC OG-300 (Albany) Consumer Reports SRCC OG-300 (New York City) Slide 13 SHC R&D Activities The SH&C R&D goal is develop solar thermal systems for new and existing buildings that will be cost-competitive with conventional technologies and that can be used for water heating and space conditioning. Current Activities Low-cost Solar Water Heaters Combined Solar Heating, Solar Electric / Solar Thermal Solar Rating & Certification Cooling, and Water Heating Pathways Corporation Systems • Identifying the solar thermal • Evaluating combined solar • Developing heating and • Expanding U.S. testing systems that can significantly heating, cooling, and water cooling applications for capabilities and reducing contribute to attaining low heating systems with combined solar electric / laboratory backlog energy homes in all U.S. seasonal storage solar thermal systems in • Interim certification process climates • Fundamental systems residential and commercial initiated • Supporting field trials and analysis of seasonal storage buildings • Concentrating collector expansion of low-cost solar concept has been completed • Prototype PV/thermal-driven standard has been developed water heaters into cold • Prototype components being desiccant dehumidification • IEA-SHC climates that reduce the constructed system has been developed testing/certification levelized cost of energy by at • IEA-SHC thermal energy • IEA-SHC solar air harmonization task initiated least 50% storage task in progress conditioning / refrigeration • Providing technical support • Testing the durability of task underway for the emerging U.S. solar polymer absorbers and water heater market glazings • IEA-SHC polymers in solar thermal task in progress FY10 Activities • SRCC Support and Activities – Testing standard for concentrating collectors developed – Impact resistance test for collector glazings implemented – Collector testing backlog reduced – Support to California Solar Initiative – Thermal Program • NABCEP Support: Entry Level Solar Thermal Program initiated • USH2O Support: Database of SWH programs and commercial solar thermal projects • Solar Vision Study: SHC Chapter developed and reviewed • IEA Solar Heating & Cooling Program – Task 39 – Polymer Materials for Solar Thermal Applications: Hosted experts meeting at NREL in October – Hosted IEA-SHC Executive Committee meeting in June – Established U.S. National Team for IEA-SHC tasks (Potential USH2O Interest?) Slide 15 Solar Heating & Cooling Technology Roadmap --- funded by DOE Building Technologies Program 16 Challenges/Puzzles • Key European SHC Markets Down Up to 40% Last Year – Policy/Incentive Uncertainty and General Economy • U.S. Household Net Worth Dropped Over $10 Trillion Between 2007 and Today – Much of it in Home Equity • Businesses Holding Substantial Profits – But Not Spending/Hiring – Increase in Funds Available for Corporate Investment Nearly Doubled to $66.3 Billion from 1st Q to 2nd Q of 2010 (US BEA) • Federal Government Deficit: $13.5 Trillion Total, $1.4 Trillion Annually (www.usdebtclock.org) • Unemployment at 9.6% -- Peak was 10.6% in 1982 • Competition from New Technologies: Heat Pump Water Heaters and Instantaneous Gas Water Heaters • Most Impact is in Existing Buildings - Until Recently Not a Focus for DOE October 15, 2010 [Solar Heating & Cooling] 17 Technology Options/Goals • Low-cost solar water heaters for zero energy homes in cold climates: – cost-competitive with natural gas water heaters, – 30% less source energy than gas tankless heaters (EF=0.8) and – $2,000 incremental system cost (2015) • Low-cost systems for combined building heating, cooling, and water heating in zero energy homes: – 30% reduction in annual energy use than SEER 18 / AFUE 92.5% system and – 60% incremental cost (2020) • Combined solar electric/solar thermal (PV/T) systems that will increase energy production 100% over a stand-alone PV system at just 20% incremental cost (2015) • Solar Cooling: Field tests of solar cooling and dehumidification applications in commercial buildings October 15, 2010 [Solar Heating and Cooling] 18 Potential/Existing Efforts to Boost Deployment • Stronger integration/leveraging across programs for market transformation: – Leveraging Energy Star SWH, Rebuild America, Energy Smart Schools where SHC could easily fit – SETP Market Transformation program that already has connections to SHC – Strong testing/certification effort with SRCC and IEA-SHC are foundation for stronger standards and codes and Energy Star – Energy Star SWH success – FEMP and its clients including DoD and GSA with demand for renewable energy and potential SHC applications, leading by example – Workforce Development Initiative with NABCEP activities • Workforce development needs focus on near-term SHC markets. Training workers for jobs that do not exist will create a backlash. [subprogram] October 15, 2010 SHC Roadmap Areas SHC Applications: • Residential and Commercial Buildings • Water heating • Space heating • Space cooling • Pool heating • Industrial and Agricultural Applications • Process heating and cooling • District heating • Crop drying 20 SHC Roadmap Integration Industry-driven: • Solar Energy Industries Association (SEIA) • Air-Conditioning, Heating, and Refrigerating Institute (AHRI) • American Society of Heating, Refrigerating, and Air-conditioning Engineers (ASHRAE) 21 SHC Roadmap-related Meetings • Roadmap Introduction Meeting, Solar Power International 2009 Anaheim, California, October 26, 2009 • IEA-SHC Solar Air-Conditioning and Refrigeration Workshop, ASHRAE Winter Meeting Orlando, Florida, January 27, 2010 • “Growing a Solar Heating and Cooling Market” focus group, Solar America Cities Annual Meeting Salt Lake City, Utah, April 15, 2010 • SHC Roadmap Planning Meeting, ASHRAE Summer Meeting Albuquerque, New Mexico, June 30, 2010 22 Roadmap Status and Future Plans • Draft SHC Technology Overview - June 30, 2010 • Draft SHC Commercialization Plan - September 30, 2010 • Draft SHC Technology Roadmap - September 30, 2010 • SHC Industry Review, October - December 2010 • Final Draft SHC Technology Roadmap - January 2011 23 Potential Future Roadmap Meetings • 2011 ASHRAE Winter Meeting - Las Vegas, Nevada January 29 – Feb 2, 2011 • Intersolar North America - San Francisco, California July 12-14, 2011 • Solar Power International 2011 - Dallas, Texas October 18-20, 2011 24 U.S. Department of Energy (DOE) Solar Vision Study --- funded by DOE Solar Energy Technologies Program 25 Solar Vision Study • Goals of the study – Evaluate the technical, economic, and environmental feasibility of meeting 10-20% of electricity demand from solar energy technologies by 2030 – Identify technology Research, Development, Demonstration, Deployment (RD3) and policy options that could be employed to help achieve this vision. • Scope of Study – Includes PV (central and distributed), CSP, and Solar Heating & Cooling. National Renewable Energy Laboratory 26 Innovation for Our Energy Future Solar Vision Study Schedule • May 28 – June 25 – External Peer Review http://www1.eere.energy.gov/solar/vision_study.html • June 28 – July 16 – Chosen chapter leads, Review Task Force, address comments • July 19 – July 30 – Review Task Force coordinates with WG’s in finalizing drafts – Get WG approval on edits and reach consensus where needed • August 2 - 13 – NREL technical edit • August 16 - 27 – Final internal editing – response to technical edit where needed • August 30 – Submitted to DOE for final approval 27 Solar Workforce Development (SWD) Initiative 28 National Administrator • Identifies and convenes solar experts, educators and industry representatives • Facilitates the development of model curricula, best practices and career pathways • Conducts national communication and outreach Funded by the U.S. Department of Energy DOE funds a system of centers to accelerate and improve the development of the workforce Regional Training Providers required for the expansion of CONSORTIUM Expert providers develop curricula and the solar industry. Experts & Industry train local instructors from community Representatives colleges, CTEs, trade unions and other groups Local Educational Institutions Training workers to enter and support the local solar industry Sponsorship and support from the Department of Trained Solar Installation Workforce Labor, the Department of Education the National Science Foundation, the solar industry and other Includes installers, technicians, system designers, groups engineers, sales people and code officials SWD - Project Summary • Solar Instructor Training Network • Funding level: Total of $27M over 5 years, includes $10M in ARRA funds • Awardees: 9 Regional Resource and Training Providers awarded through a merit-reviewed competitive solicitation • Technologies: PV and Solar Heating and Cooling (SHC) • Main Activity: Regional providers will train local instructors on how to best teach the downstream workforce of installers, system designers, engineers, salespeople, and code officials • IREC - Recently selected as the SWD National Administrator Slide 30 Slide 30 Workforce Development Partners with SHC Expertise Solar Workforce Development - Awardees Funding level: $27M Total (incl. $10M in ARRA funds) Duration: 5 years Slide 32 Slide 32 IEA Solar Heating & Cooling Programme 33 IEA-SHC Participation Participation in the International Energy Agency Solar Heating & Cooling Program (IEA-SHC) leverages DOE Solar Heating & Cooling research by incorporating the shared knowledge and experiences of the other participating countries: Australia Germany South Africa Austria Italy Spain Belgium Mexico Sweden Canada Netherlands Switzerland Denmark New Zealand United States Finland Norway European Union France Portugal China & India (?) 34 IEA-SHC Current Tasks U.S. participates in the following tasks: – Task 36 - Solar Resource Knowledge Management – Task 38 - Solar Air-Conditioning and Refrigeration – Task 39 - Polymeric Materials for Solar Thermal Applications – Task 40 - Towards Net Zero Energy Solar Buildings – Task 42 - Compact Thermal Energy Storage: Material Development and System Integration – Task 43 - SHC Rating and Certification Procedures – Task 44 - Solar and Heat Pump Systems – New Tasks – TBD (USH20 ???) Moving Energy Efficiency and Renewables into the Building Sector Mainstream Thank You!
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