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Solar Power for Residential and Commercial Properties Ian Diamond Vice President of Sales ©Copyright 2010, Ian Diamond (91...
August 14 th , 2003 <ul><li>Northeast Blackout of 2003 </li></ul><ul><li>8 States + Southeastern Canada </li></ul><ul><li>...
Meeting Future Electricity Load <ul><li>Load Growth expected of 1.05% annually to 2030 </li></ul><ul><li>Increase electric...
Why Solar Power? <ul><li>Increasing Energy/Electricity Demands </li></ul><ul><li>Unlimited Resource. cf: fossil fuels </li...
What is Solar Energy? <ul><li>Solar Power  </li></ul><ul><ul><li>Photo-Voltaic (PV) </li></ul></ul><ul><ul><ul><li>Produci...
Mounting Options <ul><li>Rooftop </li></ul><ul><ul><li>Flush Mounted, Affixed (typical residential)  </li></ul></ul><ul><u...
Rooftop Preferences <ul><li>Facing true south (+/- 60°) </li></ul><ul><li>Pitch: 0°- 45° (Ideal: 30°) </li></ul><ul><li>No...
Typical System <ul><li>Crystalline Panels </li></ul><ul><li>Roof mounted / Ground mount </li></ul><ul><li>Grid-tied (no ba...
System Sizing <ul><li>Flush Roof Mount </li></ul><ul><ul><li>Example: residential pitched roof south facing, unobstructed,...
Production Value <ul><li>1kW Solar PV produces approximately 1200 kWh per year </li></ul><ul><ul><li>5kW = 6,000 kWh/year ...
System Cost <ul><li>Variables </li></ul><ul><ul><li>System Size </li></ul></ul><ul><ul><li>Location  </li></ul></ul><ul><u...
Incentives <ul><li>Federal </li></ul><ul><ul><li>30% of Gross System Cost </li></ul></ul><ul><ul><ul><li>Commercial: Inves...
Incentives (cont’d) <ul><li>State – New York </li></ul><ul><ul><li>Personal Tax Credit </li></ul></ul><ul><ul><ul><li>25% ...
Example: 5kW Residential System - NYC Gross System Cost ($7/W) $35,000 NYSERDA Rebate ($1.75/W) -$8,750 Federal Tax Credit...
Example: 5kW Residential System Westchester Gross System Cost ($7/W) $35,000 NYSERDA Rebate ($1.75/W) -$8,750 Federal Tax ...
Example: 25kW Commercial System - NYC Gross System Cost ($6/W) $150,000 NYSERDA Rebate ($1.75/W) -$43,750 Federal Tax Cred...
Example: 25kW Commercial System - Westchester Gross System Cost ($6/W) $150,000 NYSERDA Rebate ($1.75/W) -$43,750 Federal ...
Technology & Future Improvements <ul><li>Mature technology of 30+ years development and production </li></ul><ul><li>Small...
Maintenance <ul><li>Occasional cleaning (bi-annual) </li></ul><ul><li>Remote Performance Monitoring </li></ul><ul><li>No m...
Solar PV - Conclusion <ul><li>Solar PV is extremely important component to help us meet increasing global electricity need...
Questions? Ian Diamond (914) 419 3134 [email_address] ©Copyright 2010, Ian Diamond (914) 419-3134. Please contact author f...
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Ian Diamond Solar PV Presentation to AIA Westchester Chapter April 22, 2010

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Discusses Solar PV Systems and their appropriate applications, production and economic analysis for New York.

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Ian Diamond Solar PV Presentation to AIA Westchester Chapter April 22, 2010

  1. 1. Solar Power for Residential and Commercial Properties Ian Diamond Vice President of Sales ©Copyright 2010, Ian Diamond (914) 419-3134. Please contact author for permission to reproduce in part or full.
  2. 2. August 14 th , 2003 <ul><li>Northeast Blackout of 2003 </li></ul><ul><li>8 States + Southeastern Canada </li></ul><ul><li>50 Million people lost power </li></ul><ul><li>Grid Faults and Overload </li></ul>
  3. 3. Meeting Future Electricity Load <ul><li>Load Growth expected of 1.05% annually to 2030 </li></ul><ul><li>Increase electricity generation </li></ul><ul><ul><li>Power Plants </li></ul></ul><ul><ul><ul><li>Clean Coal </li></ul></ul></ul><ul><ul><ul><li>Nuclear </li></ul></ul></ul><ul><ul><li>Renewable Energy </li></ul></ul><ul><ul><ul><li>Wind </li></ul></ul></ul><ul><ul><ul><li>Solar </li></ul></ul></ul>
  4. 4. Why Solar Power? <ul><li>Increasing Energy/Electricity Demands </li></ul><ul><li>Unlimited Resource. cf: fossil fuels </li></ul><ul><li>Distributed Generation. cf: Transmission costs and infrastructure </li></ul><ul><li>Maximum production during peak demand </li></ul><ul><li>Helps Utility Energy Management </li></ul><ul><li>Clean. cf: Oil, Clean Coal, Nuclear </li></ul><ul><li>NIMBY or YOYR (Yes, On Your Roof) </li></ul><ul><li>Eventual Unsubsidized Grid Parity </li></ul>
  5. 5. What is Solar Energy? <ul><li>Solar Power </li></ul><ul><ul><li>Photo-Voltaic (PV) </li></ul></ul><ul><ul><ul><li>Producing electricity from light </li></ul></ul></ul><ul><li>Solar Thermal (Solar Hot Water) </li></ul><ul><ul><li>Utilizing energy from heat </li></ul></ul>
  6. 6. Mounting Options <ul><li>Rooftop </li></ul><ul><ul><li>Flush Mounted, Affixed (typical residential) </li></ul></ul><ul><ul><li>Tilt-mounted, affixed (flat roof) </li></ul></ul><ul><ul><li>Tilt-mounted, ballasted (typical flat roof) </li></ul></ul><ul><li>Ground </li></ul><ul><ul><li>Ground or pole-mount </li></ul></ul><ul><ul><li>Ballasted (paved areas) </li></ul></ul><ul><li>Car Port Structure </li></ul><ul><ul><li>Parking lots </li></ul></ul>
  7. 7. Rooftop Preferences <ul><li>Facing true south (+/- 60°) </li></ul><ul><li>Pitch: 0°- 45° (Ideal: 30°) </li></ul><ul><li>No obstructions </li></ul><ul><ul><li>Off roof: </li></ul></ul><ul><ul><ul><li>no trees, taller buildings, higher walls </li></ul></ul></ul><ul><ul><li>On-roof: </li></ul></ul><ul><ul><ul><li>Parapet walls, bulkheads, HVAC equipment, vents </li></ul></ul></ul><ul><li>Roof Life: 15+ years </li></ul><ul><li>No structural load issues </li></ul>
  8. 8. Typical System <ul><li>Crystalline Panels </li></ul><ul><li>Roof mounted / Ground mount </li></ul><ul><li>Grid-tied (no batteries) </li></ul><ul><li>Fixed mounting (no rotation) </li></ul><ul><li>Net Metered </li></ul><ul><li>Distributed Generation (On-site) </li></ul>
  9. 9. System Sizing <ul><li>Flush Roof Mount </li></ul><ul><ul><li>Example: residential pitched roof south facing, unobstructed, 500sf </li></ul></ul><ul><ul><li>10W / square foot </li></ul></ul><ul><ul><li>= 5kW Solar PV system </li></ul></ul><ul><li>Tilt Roof Mount </li></ul><ul><ul><li>Example: commercial flat roof unobstructed, 6000sf </li></ul></ul><ul><ul><li>8W / square foot </li></ul></ul><ul><ul><li>= 48kW Solar PV system </li></ul></ul>
  10. 10. Production Value <ul><li>1kW Solar PV produces approximately 1200 kWh per year </li></ul><ul><ul><li>5kW = 6,000 kWh/year </li></ul></ul><ul><ul><li>25kW = 30,000 kWh/year </li></ul></ul><ul><li>System Life: 30+ years </li></ul><ul><li>Avoided Electricity Cost </li></ul><ul><ul><li>Con Ed Westchester @ $0.18/kWh </li></ul></ul><ul><ul><li>NYSEG @ $0.14/kWh </li></ul></ul><ul><ul><li>Escalating electricity costs > 5% annually </li></ul></ul>
  11. 11. System Cost <ul><li>Variables </li></ul><ul><ul><li>System Size </li></ul></ul><ul><ul><li>Location </li></ul></ul><ul><ul><li>Building Height </li></ul></ul><ul><ul><li>Flush/Tilt; </li></ul></ul><ul><ul><li>Ballasted/Affixed </li></ul></ul><ul><li>Residential: $7.00/Watt </li></ul><ul><li>Commercial: $5.00-$6.00/Watt </li></ul>
  12. 12. Incentives <ul><li>Federal </li></ul><ul><ul><li>30% of Gross System Cost </li></ul></ul><ul><ul><ul><li>Commercial: Investment Tax Credit </li></ul></ul></ul><ul><ul><ul><ul><li>2010 available as a Grant. </li></ul></ul></ul></ul><ul><ul><ul><li>Residential: Personal Tax Credit </li></ul></ul></ul><ul><li>State – New York </li></ul><ul><ul><li>NYSERDA Rebate </li></ul></ul><ul><ul><ul><li>$1.75/Watt up to 5kW Residential </li></ul></ul></ul><ul><ul><ul><li>$1.75/Watt up to 50kW Commercial </li></ul></ul></ul><ul><ul><li>LIPA Rebate </li></ul></ul><ul><ul><ul><li>$2.50/Watt up to 5kW Residential </li></ul></ul></ul><ul><ul><ul><li>$2.50/Watt up to 50kW Commercial, & </li></ul></ul></ul><ul><ul><ul><li>$1.00/Watt 50kW to 100kW </li></ul></ul></ul>
  13. 13. Incentives (cont’d) <ul><li>State – New York </li></ul><ul><ul><li>Personal Tax Credit </li></ul></ul><ul><ul><ul><li>25% of Net System Cost (after Rebate) up to $5,000 </li></ul></ul></ul><ul><li>New York City </li></ul><ul><ul><li>Property Tax Abatement </li></ul></ul><ul><ul><ul><li>35% of Net System Cost (after Rebate & Grant) – 2010 </li></ul></ul></ul><ul><ul><ul><li>20% of Net System Cost (after Rebate & Grant) – 2011-2012 </li></ul></ul></ul><ul><li>Municipal </li></ul><ul><ul><li>Property Assessed Clean Energy (PACE) Financing </li></ul></ul>
  14. 14. Example: 5kW Residential System - NYC Gross System Cost ($7/W) $35,000 NYSERDA Rebate ($1.75/W) -$8,750 Federal Tax Credit (30%) -$7,875 State Tax Credit (25%, $5,000 cap) -$5,000 NYC Property Tax Abatement (35%) -$9,187 Total Net Cost after incentives $4,188 Annual avoided electrical costs (@ $0.24/kWh) $1,440
  15. 15. Example: 5kW Residential System Westchester Gross System Cost ($7/W) $35,000 NYSERDA Rebate ($1.75/W) -$8,750 Federal Tax Credit (30%) -$7,875 State Tax Credit (25%, $5,000 cap) -$5,000 Total Net Cost after incentives $13,375 Annual avoided electrical costs (@ $0.20/kWh) $1,200
  16. 16. Example: 25kW Commercial System - NYC Gross System Cost ($6/W) $150,000 NYSERDA Rebate ($1.75/W) -$43,750 Federal Tax Credit (30%) -$31,875 NYC Property Tax Abatement (35%) -$37,187 Total Net Cost after incentives $37,188 Annual avoided electrical costs (@ $0.22/kWh) $6,600 + 5 yr MACRS Depreciation
  17. 17. Example: 25kW Commercial System - Westchester Gross System Cost ($6/W) $150,000 NYSERDA Rebate ($1.75/W) -$43,750 Federal Tax Credit (30%) -$31,875 Total Net Cost after incentives $74,375 Annual avoided electrical costs (@ $0.18/kWh) $5,400 + 5 yr MACRS Depreciation
  18. 18. Technology & Future Improvements <ul><li>Mature technology of 30+ years development and production </li></ul><ul><li>Small incremental improvements </li></ul><ul><ul><li>Smaller Tolerances </li></ul></ul><ul><ul><li>Inverter efficiency improved </li></ul></ul><ul><li>Improvements & Applications </li></ul><ul><ul><li>Wider applications </li></ul></ul><ul><ul><ul><li>Thin-film </li></ul></ul></ul><ul><ul><ul><ul><li>Part of roof membrane </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Solar walls </li></ul></ul></ul></ul><ul><ul><ul><li>Building Integrated PV (BIPV) – solar shingles </li></ul></ul></ul><ul><ul><ul><li>Transparent panels </li></ul></ul></ul><ul><ul><ul><li>Car port structures </li></ul></ul></ul>
  19. 19. Maintenance <ul><li>Occasional cleaning (bi-annual) </li></ul><ul><li>Remote Performance Monitoring </li></ul><ul><li>No moving parts </li></ul><ul><li>Annual system check </li></ul><ul><ul><li>Electrical wiring </li></ul></ul><ul><ul><li>Inverter </li></ul></ul><ul><ul><li>Panels </li></ul></ul><ul><li>30+ year system life </li></ul><ul><li>Inverter replacement (15 years ?) </li></ul><ul><li>Roof membrane accessible </li></ul>
  20. 20. Solar PV - Conclusion <ul><li>Solar PV is extremely important component to help us meet increasing global electricity needs </li></ul><ul><li>Solar Distributed Generation (On-site, Behind the meter) provides localized electricity – no extra burden on transmission infrastructure </li></ul><ul><li>Solar utilizes underused property (rooftops, parking lots, etc) to provide on-site electricity </li></ul><ul><li>Increasing importance in new construction and existing properties </li></ul>
  21. 21. Questions? Ian Diamond (914) 419 3134 [email_address] ©Copyright 2010, Ian Diamond (914) 419-3134. Please contact author for permission to reproduce in part or full.

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