Redstone CSP Project

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

Project Overview

Power Station: Redstone
Location: Potmasburg
Northern Cape South Africa
Technology Power Tower
Nominal Capacity: 100 MW
Status Under Construction
Start Year: 2023

Status Date

Status Date


Break Ground Date 2021
Expected Generation (GWh/year) 466
Lat/Long Location -28.298476,23.368182


Developer ACWA, SolarReserve
Saudi Arabia, United States
Electricity Generation Offtaker Eskom
Construction Job Years 2000
Annual Operations Jobs 100


Total Construction Cost (2020) 116000.00 million
Total Cost USD (2020) $704.22 million
Specific Cost/kW USD (2020) $ 7042
LCOE USD/kWh (2020) $ 13
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)
Policy Support Scheme REIPPPP BW 4

Plant Configuration

Solar Field

# of Heliostats (or dishes for dish systems) 41260
Collector/Heliostat Engineering or IP Owner Brightsource
Collector/Heliostat Model LH-2.5

Solar Field (Receiver)

Receiver Working Fluid Molten Salt
Receiver Working Fluid Category Salt
Tower Height (m) 250
Receiver Manufacturer Cockerill

Power Block

Nominal Turbine or Power Cycle Capacity 100 MW

Thermal Energy Storage

Storage Capacity (Hours) 12
Storage Description Molten salt
TES Engineering Company Shanghai Lanbin Petrochemical Equipment (LANPEC Technologies Limited) China

The project data on these pages and in the downloadable CSV file is copyright (©) Institute for Advanced Sustainability Studies (IASS) and others 2022; data by Lilliestam@IASS, Thonig@IASS, Zang@CAS, Gilmanova@CAS and others. The data is licensed under a Creative Commons Attribution 4.0 International License.”