SEGS VII

General Info
Owner/s: 
NextEra
Technology: 
Parabolic trough
Country: 
US
Status: 
Operational
Purpose: 
Commercial
Usage: 
Electricity
Power: 
30.00 MW
Start date: 
February, 1989
Location: 
Kramer Junction, California
Technology

Solar field

Solar Collector Assemblies - Trough: 
Luz LS-2
Mirrors / Reflective surface: 
Flabeg RP3
Reflecting area: 
194 280 m²
Heat Collector Element (Tube): 
Solel UVAC
Receiver type: 
Evacuated
Heat Transfer Fluid: 
Therminol
HTF Temp out: 
390ºC

Power block

Storage Y/N: 
No
Power cycle: 
Steam Rankine
Power cycle pressure: 
100 bar
Turbine: 
MHI regenerative steam turbine
Turbine efficiency: 
37.5% at full load
Backup: 
Yes
Backup type: 
Natural gas
Companies involved
Project developer: 
Luz
Key components suppliers: 
Flabeg
Mitsubishi Heavy Industries
Luz
Suppliers details: 
Flabeg (Mirrors
Emerson (Automation)
Sulzer (Pumps)
Mitsubishi Heavy Industries (Turbine)
Luz (Parabolic trough)
Socioeconomics
Generation Offtaker: 
SCE
Other financing info: 

PURPA Qualifying Facility Independent Power Producer, with special Standard Offer 2 (SO-2) type power purchase agreement to Southern California Edison.

Incentives:

  • Accelerated depreciation
  • Federal and state investment incentive
  • Solar property tax exclusion
Other
Solar resource: 
2 725 kWh/m2/yr
Solar resource source: 
National Solar Resource Data Base
General comments:
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