Solar Cogeneration. Maximize Energy Harvest Producing Hot Water from Waste Heat of Photovoltaics

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1 Solar Cogeneration Maximize Energy Harvest Producing Hot Water from Waste Heat of Photovoltaics Gilad Almogy CEO IDEA Campus Energy Conference 7 February 2012

2 Solar Cogeneration Solar Hot Water and Electricity Cogenra Delivers 75% Efficient, Renewable Electricity and Heat with 3-5 Year Payback Page 2

3 PV Utilizes a Fraction of the Solar Potential ~15% Usable Electricity ~85% Wasted Energy (mostly Heat) Page 3

4 Solar Cogeneration Photovoltaic Electricity + Solar Hot Water Solar Energy Lost Heat 60% Hot Water 15% Electricity 15% Electricity Traditional 1-Axis PV ~ 15% Efficiency Cogeneration ~ 75% Efficiency Page 4

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6 Solar Cogeneration College and University Campus Applications Electricity connects to the facility s existing power supply and offsets electricity consumption Hot water is used for: Dorms Showers Laundry Fitness centers Pool heating Cooking and food preparation Cleaning & hygiene Space heating Boiler pre-heating Page 6

7 More Savings than PV Solar Electric How Does Solar Solar Cogeneration Cogen Compare? Energy CO 2 Reduction Value Page 7

8 More Savings than SHW Solar Hot Water How Does Solar Solar Cogeneration Cogen Compare? Energy Upgrading 1 unit of heat to 1 unit of electricity CO 2 Reduction Value 4 kwh of heat is worth 1kWh of electricity Page 8

9 More Savings than PV or SHW Solar Electric Solar Hot Water Solar Cogeneration Energy CO 2 Reduction Value Solar Cogeneration = Highest Efficiency Page 9

10 SunPack: Turnkey Solution Available in 2 X 4, 2 X 5, and 2 X 6 Configurations 5 ft Multiple SunDecks ibos ibos SunPack-12* SunPack-12* Integrated inverter, hydronics & control Remote monitoring & diagnostics Plug & play design 5 kw e + 25 kw th 6 lb/sqft 71 kwh/sqft *Also available in SunPack-8 and SunPack-10 configurations SunPack Array Equipped with ibos and Multiple SunDeck Modules Page 10

11 SRCC & IEC Certification World s First Achieved Both Solar Thermal & Solar Electric Certifications Page 11

12 Typical Installation Site Integration Existing Hot Water System On-Site Use Heat Captured Hot Water Loop Pre-Heat Tank PV Electricity Inverter Electricity to Site / Grid Page 12

13 Case Study: University of Arizona Industry Education Installation Date January 2012 Application Showering, laundering, and cleaning System size 50 SunDeck PVT modules Production 127 kw (22 kw e kw th ) Percent energy offset 50% of energy offset by solar cogeneration Page 13

14 Case Study: La Posada Industry Retirement Facility Installation Date January 2012 Application Fitness pavilion and laundry center System size 84 SunDeck PVT modules Production 212kW (36kW e +176kW th ) Percent energy offset 70% of energy offset by solar cogeneration Page 14

15 Cogenra Customers Heating It Up with Solar Cogen Applications Tank and barrel washing Waste water treatment Pasteurization Clean-in-Place Drying Fermentation High Hot Water Usage = Great Solar Cogen Fit Page 15

16 2012 US Incentives PV Solar Thermal Solar Cogen FEDERAL 30% Federal ITC Bonus Depreciation (MACRS) STATE REBATES (California CSI & Municipal) Solar Electricity (PV) Solar Heat* *CSI Thermal, Initiated Oct 2010, Step 1, $12.82/therm offset Page 16

17 Financing Options Purchase & HPPA TURNKEY FACILITY PURCHASE Attractive IRR, NPV Tax benefits HEAT & POWER PURCHASE AGREEMENT (HPPA) Immediate savings on gas & electricity No debt or upfront expense Page 17

18 Why Go Solar Cogen? Cost savings Brand image and competitive positioning» 41% of US consumers are interested in, or are already purchasing from green companies (Forrester) Environmental goals and green certifications New regulations and standards Employee engagement» 81% of Americans prefer working for a company with a good reputation for environmental responsibility (2007 Ipsos Mori survey) Corporations are Increasingly Focusing on Sustainability, Efficiency, and Use of Renewable Energy Page 18

19 Conclusion Immediate savings and faster payback than PV or SHW alone Utility savings & hedge against price increases Reduced emissions Cogenra Solar experience Seasoned executives & engineers, w/strong financial support from premier cleantech VC Get the Most from the Sun with Solar Cogen Page 19

20 Is Your Site a Good Fit for Solar Cogen? To request a site evaluation for your facility or if you have any questions, come by our booth #35 or site.evaluation@cogenra.com The site features used to perform a site assessment include:» Hot water demand - Gallons used per day - Seasonality of demand - Temperature» Number of dorms» Number of floors» Roof or ground space available» Central or individual heating Page 20