Andasol 2 CSP Project

This page provides information on Andasol 2 CSP project, a concentrating solar power (CSP) project, with data organized by background, participants, and power plant configuration.

Project Overview

Power Station: Andasol 2
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: 2009

Status Date

Status Date July 07, 2021

Background

Break Ground Date 2007
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 (2009) € 300.00 million
Total Cost USD (2020) $483.29 million
Specific Cost/kW USD (2020) $ 9665.7
LCOE USD/kWh (2020) $ 0.26
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 2009
Remuneration USD/kWh Deflated (2020) 0.43
PPA or Tariff Period (Years) 25
Support Scheme Type FIT
Policy Support Scheme Real Decreto 661/2007
Concessional Funding or Other Support EIB €112.5 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 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
Germany

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.