Astexol II

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

Background

Technology
Parabolic Trough
Status
Operational
Location

Olivenza Badajoz
Spain

Lat/Long Location
38°
48'
36.00"
North
3'
9.00"
West
Land Area
160 hectares
Solar Resource
2052 kWh/m2/yr
Electricity Generation
170,000 MWh/yr
Start Production Date
Construction Job-Years
500
Annual O&M Jobs
50
PPA/Tariff Type
Real Decreto 661/2007
PPA/Tariff Rate
27 Euro cents per kWh
PPA/Tariff Period
25 years
PPA/Tariff Information
Feed-in Tariff
Project Type
Commercial

Participants

Developer(s)
Elecnor/Aries/ABM AMRO
EPC Contractor
Elecnor

Plant Configuration

Solar Field

Solar-Field Aperture Area
510,120 m²
# of Solar Collector Assemblies (SCAs)
624
# of Loops
156
# of SCAs per Loop
4
SCA Aperture Area
817 m²
SCA Length
148.5
# of Modules per SCA
12
SCA Manufacturer (Model)
Flagsol (SKAL-ET 150)
Heat-Transfer Fluid Type
Thermal Oil
Solar-Field Inlet Temp
293ºC
Solar-Field Outlet Temp
393ºC
Solar-Field Temp Difference
100ºC

Power Block

Turbine Capacity (Gross)
50 MW
Turbine Capacity (Net)
50 MW
Output Type
Steam Rankine
Power Cycle Pressure
100 bar
Cooling Method
Wet cooling
Cooling Method Description
Cooling Towers
Gross Annual Solar-to-Electricity Efficiency (Percentage)
15%

Thermal Storage

Storage Type
2-tank indirect
Storage Capacity
8 Hours
Storage Description
60% Sodium Nitrate, 40% Potassium Nitrate

Project Overview

Project Name: Astexol II
Location: Spain
(Badajoz)
Location: Olivenza (Badajoz)
Owner(s) (%): Elecnor/Aries/ABM AMRO (100%)
Technology: Parabolic Trough
Turbine Capacity (Net):
50 MW
Turbine Capacity (Gross):
50 MW
Status: Operational
Start Year: 2012

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