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

Status Date: July 1, 2015
Project Overview
Project Name: Atacama-1
Country: Chile
Location: Calama
(II Región de Antofagasta)
Owner(s): Abengoa Solar (100%)
Technology: Power tower
Turbine Capacity: Net: 110.0 MW Gross: 110.0 MW
Status: Under construction
Start Year: 2018

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Technology: Power tower
Status: Under construction
Country: Chile
City: Calama
County: María Elena
Region: II Región de Antofagasta
Land Area: 700 hectares
Contact(s): Luis Rejano
Company: Abengoa Solar
Break Ground: May 14, 2014
Start Production: June 2018


Developer(s): Abengoa Solar
Owner(s) (%): Abengoa Solar (100%)
Operator(s): Abengoa Solar
Generation Offtaker(s): Sistema Interconectado del Norte Grande (SING)

Plant Configuration

Solar Field

Heliostat Solar-Field Aperture Area: 1,484,000 m²
# of Heliostats: 10,600
Heliostat Aperture Area: 140.0 m²
Tower Height: 243 m
Receiver Panel Height (for external receiver): 32 m
Receiver Diameter (for external receiver): 19 m
Heat-Transfer Fluid Type: Molten Salt
Receiver Inlet Temp: 300C
Receiver Outlet Temp: 550C

Power Block

Turbine Capacity (Gross): 110.0 MW
Turbine Capacity (Net): 110.0 MW
Output Type: Steam Rankine

Thermal Storage

Storage Type: 2-tank direct
Storage Capacity: 17.5 hours
Thermal Storage Description: Molten salt