Solar Power Solar Power Alden Hathaway, SVP Business Development Alden Hathaway, SVP Business Development Sterling Planet, Inc. Sterling Planet, Inc. President and Founder President and Founder Philos Philos Energy International, Inc. Energy International, Inc.
Average Solar Insolation Average Solar Insolation 1961 1961-1990 1990 Source: ETA Engineering
Photovoltaics (PV) 7 Yr Growth: Industry: 35%/yr On-Grid: 55%/yr (slide courtesy of PowerLight) 1000 900 On-Grid Off-Grid 800 700 Shipments (MW) 600 500 400 300 200 100 0 1980 1982 1984 1986 1988 1990 1992 1994 1996 1998 2000 2002 2004
The ultimate “ Stand-alone ” residence
On the National Mall Earth Day On the National Mall Earth Day – 2001 2001 – Zero Energy House Zero Energy House
Our ZEH Solar Home in Hillsboro, VA Our ZEH Solar Home in Hillsboro, VA Combination of Amorphous Silicon Standing Seam Combination of Amorphous Silicon Standing Seam Modules and Monocrystalline Modules Modules and Monocrystalline Modules 6.0 Kilowatt Solar System combined with energy efficiency 6.0 Kilowatt Solar System combined with energy efficiency provided 93% of our home energy needs. provided 93% of our home energy needs.
Wiregrass Solar, LLC Phase I: 240 kW Merchant Solar Plant, Completed Phase II: 1.0 MW Merchant Solar Plant, Completed Phase III: 5.5 MW Merchant Solar Plant, Bid Submitted
Building Integrated Design Building Integrated Design
Solar Integrated Roofing Systems Hurricane Rating: Cat 3; Working on Cat 5 Rating for Guam Military Base
Solar power curtain Solar power curtain wall and daylighting wall and daylighting
Putting Solar together w/ Energy Efficiency Putting Solar together w/ Energy Efficiency Zero net Energy Houses (ZEH) Zero net Energy Houses (ZEH) (Boston Edison House, Solar Design Associates) (Boston Edison House, Solar Design Associates)
Energy Efficiency and Solar Energy Efficiency and Solar Chicago Zero Energy Homes Goal Chicago Zero Energy Homes Goal Load Reduction Load Reduction 50 50- -70% 70% Energy Savings Energy Savings 20 20- -40% 40% Energy Supply Energy Supply ZEH ZEH- -50 50 ZEH ZEH- -75 75 ZEH ZEH- -100 100
Chicago ZEH Solar Homes Chicago ZEH Solar Homes Program Program - - Using Solar Shingles Using Solar Shingles
Zero Net Energy House Zero Net Energy House — even in Maine! even in Maine! Using Polycrystalline Roof Using Polycrystalline Roof-Integrated Modules Integrated Modules The Lord House The Lord House — Solar Design Associates Solar Design Associates www.solarhouse.com www.solarhouse.com
Solar Patriot Solar Patriot – June, 2005 June, 2005 www.ert.net/solarhome www.ert.net/solarhome Solar – The Solar Roof features 36 PVL 128 Laminates from Uni The Solar Roof features 36 PVL 128 Laminates from Uni- -Solar 4.0 kW 4.0 kW Also, Passive Solar Overhangs; Double Paned Windows with Bali Insulating Shades Also, Passive Solar Overhangs; Double Paned Windows with Bali Insulating Shades
Peal & Stick PV Laminate Peal & Stick PV Laminate – Standing Seam Pan Standing Seam Pan The Uni The Uni-Solar PVL is applied to the Standing Seam Pan on site by the Solar PVL is applied to the Standing Seam Pan on site by the roofing contractor. roofing contractor.
Getting to Zero Energy Getting to Zero Energy Solar Home Energy Efficiency Performance vs. Expected Average Use A non EE house A non EE house will require twice will require twice 2000 Solar Pumps the solar power the solar power 1800 Well Pump 1600 capacity to be Zero capacity to be Zero Lighting/Misc Avg kWh/Month 1400 Computers Energy, increasing Energy, increasing 1200 Heat Pump the house cost by the house cost by Water Heat 1000 almost 30%. By almost 30%. By Refrigerator 800 Dishwasher incorporating incorporating 600 Cooking 400 energy efficiency energy efficiency Dryer Washer 200 we keep the we keep the 0 increase for both increase for both 2100 SF 2900 SF 2900 SF Town Non-EE Solar solar and EE to solar and EE to House House House 15% of house cost. 15% of house cost. Avg Energy Use - Solar Home Measured Energy Use
Average Energy Consumption in 3500 S.F. House: Average Energy Consumption in 3500 S.F. House: 100.0 kWH 100.0 kWH/Day /Day Average Household Energy Consumption in Solar House: Average Household Energy Consumption in Solar House: 27.0 27.0 kWH kWH/Day /Day Average Solar Energy Output since Turning Solar System On: Average Solar Energy Output since Turning Solar System On: 20.0 kWH 20.0 kWH/Day /Day Average Net Energy Consumed since Turning Solar System On: 7.0 kWH Average Net Energy Consumed since Turning Solar System On: 7.0 kWH/Day /Day
Hathaway Average Automobile Fuel Economy 2000 - 2012 Combined Miles Per Gallon 60.0 55.0 50.0 45.0 40.0 35.0 30.0 25.0 20.0 15.0 10.0
Our Carbon Impact Our Carbon Impact Hathaway Carbon Emissions Average when (Travel and Home 1998 - 2005) we started EE in Townhouse Prius #1 Solar Patriot CRV Prius #2 9.50 9.00 Average 8.50 8.00 Tons CO2 7.50 7.00 6.50 per Month 6.00 56.7% 5.50 5.00 4.50 4.00 3.50 3.00 y t y t y t y t y t y t y t y t s s s s s s s s r r r r r r r r u u u u u u u u a a a a a a a a g g g g g g g g u u u u u u u u u u u u u u u u r r r r r r r r b b b b b b b b A A A A A A A A e e e e e e e e F F F F F F F F Hathaway Carbon Emissions due to Energy Reduced by nearly 57% Hathaway Carbon Emissions due to Energy Reduced by nearly 57% * Hathaway, Alden, Building an Affordable Solar Home, 2003, Chapter 10, pg 98; www.solarhome.beplaced.com
Philos Philos Energy Int. Inc. Energy Int. Inc. www.philosenergy.org www.philosenergy.org Exploring Partnerships in Exploring Partnerships in Electrification and Education Electrification and Education
Since 1997 Since 1997 • Projects in seven countries; 2 countries planned in 2012 Projects in seven countries; 2 countries planned in 2012 • Over 2550 solar systems in 14 years; 41 systems to be Over 2550 solar systems in 14 years; 41 systems to be installed this year (and counting!) installed this year (and counting!) • 4 utility 4 utility-scale water projects; 5 villages electrified scale water projects; 5 villages electrified
Why Do We Focus on Rural Why Do We Focus on Rural Facilities? Facilities? • Little or no access to Little or no access to grid grid • Overhead transmission Overhead transmission lines cover rural lines cover rural landscape as they make landscape as they make wholesale distribution wholesale distribution access for the next access for the next town or city town or city • To provide opportunity To provide opportunity for increased access to for increased access to educational, economic, educational, economic, and health facilities and health facilities close to home. close to home.
Impacting Health Impacting Health • Clean water at 3 large Ugandan health facilities Clean water at 3 large Ugandan health facilities – decreased incidence of waterborne disease decreased incidence of waterborne disease • Access to electric diagnostic tools which require Access to electric diagnostic tools which require batteries/recharging or outlets batteries/recharging or outlets • Refrigeration of vaccines Refrigeration of vaccines • Operation of laptops to monitor case loads/internet access Operation of laptops to monitor case loads/internet access
Education Education Student Grades - St. Cecilia Primary School - Uganda • The second part of the The second part of the 250 PEI mission PEI mission – to electrify to electrify 200 and to educate. and to educate. 1999 150 2000 • Increased access to 100 2001 Increased access to 2002 50 2003 clean light for night clean light for night-time time 0 A B C INC study leads to better study leads to better Grades student performance. student performance. • 2010 initiatives include 2010 initiatives include evaluating the use of evaluating the use of solar as a preventive solar as a preventive measure against the measure against the upswing in dorm fires in upswing in dorm fires in recent years recent years
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