| Project Overview | |
| Power Station: | Andasol 1 |
| Location: | Aldeire y La Calahorra, Granada, Andalusia, Spain |
| Owners (%): | ACS/Cobra 75%, 25% Solar Millennium |
| Technology | Parabolic Trough |
| Solar Resource: | 2260 |
| Nominal Capacity: | 50 MW |
| Status | Operational |
| Start Year: | 2008 |
| Status Date | October 21, 2022 |
| Background | |
| Break Ground Date | 2006 |
| Expected Generation (GWh/year) | 158 |
| Lat/Long Location | 37.231,-3.071 |
| Total Power Station Land Area (km²) | 2 |
| Participants | |
| Developer | Solar Millennium, Spain |
| EPC | Cobra 80%; Sener 20%, Spain |
| Operator | Cobra O&M |
| Electricity Generation Offtaker | Endesa |
| Construction Job Years | 600 |
| Annual Operations Jobs | 40 |
| Costs | |
| Total Construction Cost (2008) | € 310.00 million |
| Total Cost USD (2020) | $530.93 million |
| Specific Cost/kW USD (2020) | 10618.6 |
| LCOE USD/kWh (2020) | 0.29 |
| 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 EUR/kWh | 0.27 |
| Remuneration Start Year | 2008 |
| Remuneration USD/kWh Deflated (2020) | 0.46 |
| PPA or Tariff Period (Years) | 25 |
| Support Scheme Type | FIT |
| Policy Support Scheme | Real Decreto 661/2007 |
| Concessional Funding or Other Support | EIB €116.7 million; European Commission 5th Framework Programme grant €5 million |
| Plant Configuration | |
| Solar Field | |
| Solar Field Aperture Area (m²) | 510120 |
| # of Solar Collector Assemblies (SCAs) | 624 |
| # of Loops | 156 |
| # of SCAs per Loop | 4 |
| # of Modules per SCA | 12 |
| SCA Aperture Area (m²) | 817 |
| SCA Length (m) | 144 |
| Collector/Heliostat Manufacturer | UTE CT Andasol-1 (Flagsol), Germany |
| Collector/Heliostat Engineering or IP Owner | SBP, Solar Milenium, Germany |
| Collector/Heliostat Model | SKAL ET-150 |
| Mirror Manufacturer | Flabeg, Germany |
| Mirror Model | RP3 |
| Solar Field (Receiver) | |
| Receiver Working Fluid | Biphenyl/Diphenyl oxide: Dowtherm A |
| Receiver Working Fluid Category | Thermal oil/organics |
| Working Fluid Manufacturer | Dow |
| # of Heat Collector Elements (HCEs) | 11232 |
| Solar Field or Receiver Inlet Temperture (C) | 293°C |
| Solar Field or Receiver Outlet Temperture (C) | 393°C |
| Receiver Manufacturer | Schott; Solel |
| Germany; Israel | |
| Receiver Model | PTR 70; UVAC 2008 |
| Power Block | |
| Nominal Turbine or Power Cycle Capacity | 50 MW |
| Turbine Manufacturer | Siemens, Germany |
| Turbine Model | SST-700 |
| Power Cycle | Steam Rankine |
| Power Cycle Pressure (Bar) | 100 |
| Turbine Efficiency Percent | 38.1 |
| Cooling Type | Wet |
| Thermal Energy Storage | |
| Storage Type | 2-tank indirect |
| Storage Capacity (Hours) | 7.5 |
| Storage Description | 28,500 tons of molten salt. 60% sodium nitrate, 40% potassium nitrate. 1,010 MWh. Tanks are 14 m high and 36 m in diameter. |
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