Project Overview | |
Power Station: | Crescent Dunes Solar Energy Project |
Location: | Tonopah |
Nevada United States | |
Owners (%): | SolarReserve |
Technology | Power Tower |
Solar Resource: | 2734 |
Nominal Capacity: | 110 MW |
Status | Operational |
Start Year: | 2015 |
Background | |
Break Ground Date | 2011 |
Expected Generation (GWh/year) | 500 |
Lat/Long Location | 38.239,-117.363 |
Total Power Station Land Area (km2) | 6.5 |
Participants | |
Developer | SolarReserve, ACS Cobra |
USA, Spain | |
EPC | Cobra |
Spain | |
Operator | SolarReserve’s Tonopah Solar Energy, LLC |
Electricity Generation Offtaker | NV Energy |
Costs | |
Total Construction Cost (2015) | $983.00 million |
Total Cost USD (2020) | $1032.24 million |
Specific Cost/kW USD (2020) | 9384 |
LCOE USD/kWh (2020) | 0.18 |
Levelised cost of electricity with 5% weighted average cost of capital and a 25 year payback period, capacity dependent O&M (1.5% of investment cost per year), deflated from Year_operational using the Worldbank’s GDP deflator; if station under development or construction then not deflated (assumed cost year 2020) | |
Remuneration USD/kWh | 0.14 |
Remuneration Start Year | 2015 |
Remuneration USD/kWh Deflated (2020) | 0.14 |
PPA or Tariff Period (Years) | 25 |
Support Scheme Type | Tender/PPA |
Concessional Funding or Other Support | Federal Loan Guarantee $737 million, 30% investment tax credit |
Plant Configuration | |
Solar Field | |
Solar Field Aperture Area (m2) | 1197148 |
# of Heliostats (or dishes for dish systems) | 10347 |
Heliostat Aperture Area (m2) (or dish aperature for dish systems) | 116 |
Collector/Heliostat Engineering or IP Owner | Solarrserve |
USA | |
Collector/Heliostat Model | Rocketdyne (Solarreserve) |
Mirror Manufacturer | Flabeg |
Germany | |
Solar Field (Receiver) | |
Receiver Working Fluid | Molten salt |
Receiver Working Fluid Category | Salt |
Tower Height (m) | 195 |
Receiver Manufacturer | Rocketdyne (SolarReserve) |
USA | |
Receiver Model | External – cylindrical |
Power Block | |
Nominal Turbine or Power Cycle Capacity | 110 MW |
Turbine Manufacturer | Alstom |
France | |
Power Cycle | Steam Rankine |
Power Cycle Pressure (Bar) | 115 |
Cooling Type | Hybrid |
Thermal Energy Storage | |
Storage Type | 2-tank direct |
Storage Capacity (Hours) | 10 |
Storage Description | Thermal energy storage achieved by raising salt temperature from 550 to 1050 F. Thermal storage efficiency is 99% |
Further Reading: Crescent Dunes Solar Energy Project – Wikipedia