Bokpoort

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

Background

Technology
Parabolic Trough
Status
Operational
Location

Groblershoop
South Africa

Region
Northern Cape Province
Lat/Long Location
28°
46'
53.00"
South
21°
57'
22.00"
East
Land Area
100 hectares
Electricity Generation
230,000 MWh/yr Estimated
Break Ground Date
Start Production Date
Cost (approx)
565 USD million
PPA/Tariff Period
20 years
Project Type
Commercial

Participants

Developer(s)
ACWA Power
EPC Contractor
Acciona, Sener and TSK
Generation Offtaker(s)
Eskom

Plant Configuration

Solar Field

Solar-Field Aperture Area
588,600 m²
# of Loops
180
SCA Manufacturer (Model)
Sener (SenerTrough)
Mirror Manufacturer (Model)
FE GmbH (formerly Flabeg GmbH, Germany) (Rp3, annealed)
HCE Manufacturer (Model)
Schott (PTR 70)
Heat-Transfer Fluid Type
Dowtherm A
Solar-Field Inlet Temp
293ºC
Solar-Field Outlet Temp
393ºC
Heat Transfer Fluid Company
DOW

Power Block

Turbine Capacity (Gross)
55 MW
Turbine Capacity (Net)
50 MW
Turbine Manufacturer
Siemens (SST-700)
Output Type
Steam Rankine
Cooling Method
Wet cooling
Fossil Backup Type
LFO Boiler System (2x5 MWht)

Thermal Storage

Storage Type
2-tank indirect
Storage Capacity
9.3 hours
Storage Description
Molten salts (1300 MWht)

Project Overview

Project Name: Bokpoort
Location: South Africa
Owner(s): ACWA Power Solafrica Bokpoort CSP Power Plant (Pty) Ltd
Technology: Parabolic Trough
Turbine Capacity (Net):
50 MW
Turbine Capacity (Gross):
55 MW
Status: Operational
Start Year: 2016

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