Khi Solar One

General Info
Owner/s: 
Abengoa
Industrial Development Corporation
Technology: 
Central receiver (power tower)
Country: 
South Africa
Status: 
Under construction
Purpose: 
Commercial
Usage: 
Electricity
Power: 
50.00 MW
Construction start date: 
November 2012
Start date: 
June, 2014
Location: 
Upington, North Cape
Generation: 
190.00 GWh
Technology

Solar field

Heliostats: 
Abengoa Solucar 120
Mirrors / Reflective surface: 
Rioglass
Heliostat aperture: 
120 m2
Number of heliostats: 
4500
Reflecting area: 
580 000 m²
Heat Transfer Fluid: 
Steam
Tower height: 
200 m

Power block

Storage Y/N: 
Yes
Storage type: 
Saturated steam
Storage: 
3.00 Hours
Power cycle: 
Steam Rankine
Cooling: 
Dry
Companies involved
Project developer: 
Abengoa
Industrial Development Corporation
EPC: 
Abener
Teyma
O&M: 
Abengoa Solar
Suppliers details: 
Cockerill Maintenance & Ingenierie (Solar receiver manufacturing)
Altac (Engineering)
Geopile Africa (Piling works)
Alfa Laval (Heat exchangers)
BEROA (Tower construction)
Socioeconomics
Cost: 
$450 million
Generation Offtaker: 
Eskom
PPA/Tariff: 
20 years
Construction Employment: 
600 jobs-year
O&M employment: 
35 jobs
Financing: 
IFC (World Bank)
European Investment Bank - €50 million
Development Bank of Southern Africa
Clean Technology Fund
IDC
Proparco
FMO
Other financing info: 

EIB proposed finance was firstly €90 million, but the final amount signed the 5 November, 2012 was €50 million. This is why in some reports and news, you can find €90 million as the EIB financing amount.

Financing info from IFC:

An A Loan of up to ZAR 600 million (approximately US$ 75 million) for IFC’s own account;
A C Loan of up to ZAR 125 million (approximately US$ 15 million) for IFC’s own account;
Mobilization of a loan from the Clean Technology Fund of up to US$15.0 million to be structured either as a senior or a subordinated loan.

Other
Other info: 

Some sources cite 4,120 heliostats with an aperture ara of 140.0 m²

General comments:

The project is owned by Khi Solar One (Pty) Ltd.

Ownership:

Abengoa Solar South Africa (Pty) Ltd*: 51%

Industrial Development Corporation(IDC)**: 29%

A community trust backed by Broad-Based Black Economic Empowerment (BBBEE): 20%

*Abengoa Solar South Africa (Pty) Ltd is a wholly owned subsidiary of Abengoa

**IDC is a self-financing, South African state-owned development finance institution

 

Artist rendering of the Khi Solar One plant
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