Solar Grid Parity 101

Transcript

• 1. Solar Grid Parity Coming soon Slideshow designed by John Farrell, Director Energy Self-Reliant States and Communities program
• 2. Solar Grid Parity =cost of solar = grid electricity price
• 3. Cost of Solar =cost of solar = grid electricity price
• 4. Cost of solar ($/W)$6.40 $5.20 $3.75 U.S. Average (mid-2011)
• 5. Cost of solar ($/W)$6.40 $5.20 $3.75 U.S. Average (mid-2011)
• 6. Cost of solar ($/W)
• 7. Cost of Solar Type Residential Cost per Watt $6.40 Levelized Location Minneapolis Cost per k Wh Project life 25 years 0 .37Interest, Maintenance, etc $0.16/kWh Output (kWh/kW/year) 1,250
• 8. Cost of Solar Type Residential Cost per Watt $6.40 Levelized Location Los Angeles Cost p er k Wh Project life 25 years 0 .31Interest, Maintenance, etc $0.16/kWh Output (kWh/kW/year) 1,500
• 9. Cost of Solar Type Residential Cost per Watt $6.40 Levelized Location Minneapolis Cost per k WhInterest,Project life Maintenance, etc $0.16/kWh 25 years 0 .37Interest, Maintenance, etc $0.16/kWh Output (kWh/kW/year) 1,250
• 10. Cost of Solar Type Residential Cost per Watt $6.40 Levelized Location Minneapolis Cost per k WhInterest,Project life Maintenance, etc $0.16/kWh 20 years 0 .43Interest, Maintenance, etc $0.16/kWh Output (kWh/kW/year) 1,250
• 11. Cost of Solar Type Residential Cost per Watt $6.40 Levelized Location Minneapolis Cost per k WhInterest,Project life Maintenance, etc $0.16/kWh 25 years 0 .37Interest, Maintenance, etc $0.16/kWh Output (kWh/kW/year) 1,250
• 12. Cost of Solar Type Residential Cost per Watt $4.40 Levelized Location Minneapolis Cost p er k WhInterest,Project life Maintenance, etc $0.16/kWh 25 years 0 .25Interest, Maintenance, etc $0.16/kWh Output (kWh/kW/year) 1,250
• 13. Cost of Solar (Sensitivity) Sunnier Shorter Defaults Lower cost location project $6.40/W $6.40/W $6.40/W $4.40/W Minneapolis Los Angeles Minneapolis Minneapolis 25 years 25 years 20 years 25 yearsLevelized $0.37 $0.31 $0.43 $0.25 Cost
• 14. Cost of SolarLevelized cost of solar installed at $4.40/Watt
• 15. Grid Electricity Price =cost of solar = grid electricity price
• 16. Grid Electricity Price Existing Power Plant per k Wh 0 .04 6/1/1970
• 17. Grid Electricity Price Existing Power Plant per k Wh 0 .04 6/1/1970Amortized power plant = new power plant
• 18. Grid Electricity Price Market Price Referant per k Wh 0.12OK for utility-scale solar (wholesale)
• 19. Grid Electricity Price Retail Price va riesFor on-site solar (retail)
• 20. Grid Electricity PriceAverage residential retail rate (Feb. 2011, EIA)
• 21. Solar Grid Parity 50% or better 95% to 105% 2011: 1 state 150% or moreRatio of solar cost to average residential retail rate
• 22. Solar Grid Parity 50% or better 95% to 105% 2016: 3 states 150% or moreRatio of solar cost to average residential retail rate
• 23. Solar Grid Parity 57 million people 50% or better 95% to 105% 2016: 3 states 150% or moreRatio of solar cost to average residential retail rate