Saguaro

Group

General Info

Owner/s:

Arizona Public Service

Technology:

Parabolic trough

Country:

US

Status:

Operational

Purpose:

Commercial

Usage:

Electricity

Power:

1.00 MW

Construction start date:

2004

Start date:

January, 2006

Location:

Red Rock, Arizona

Generation:

2.00 GWh

Land area:

6 hectares

Technology

Solar field

Solar Collector Assemblies - Trough:

Starnet LS-2

Mirrors / Reflective surface:

Flabeg

Number of SCAs:

24

Number of SCAs per loop:

8

Number of modules per SCA:

12 and 8

SCA length:

97 m

Reflecting area:

100 000 m²

Heat Collector Element (Tube):

Schott PTR70

Number of HCEs:

528

Receiver type:

Evacuated

Heat Transfer Fluid:

Xceltherm 600

HTF Temp in:

120ºC

HTF Temp out:

300ºC

Power block

Storage Y/N:

No

Power cycle pressure:

323 psi

Turbine:

Ormat

Turbine efficiency:

20.7% at Full load

Cooling:

Wet

Power (gross):

1.16 MW

Power (net):

1.00 MW

Design-Point Solar-to-Electricity Efficiency:

12.1% - Nominal ambient temp dry=80°F, relative humidity=30%, wet-bulb temp=60°F

Annual Solar-to-Electricity Efficiency (Gross):

7.5%

Companies involved

Project developer:

Arizona Public Service

EPC:

Solargenix

Key components suppliers:

Starnet
Ormat
Flabeg
Radco

Suppliers details:

NEE (Detail Engineering)

Starnet (Parabolic trough)

Ormat (Turbine)

Flabeg (Mirrors)

Radco (HTF)

Other

Solar resource:

2 636 kWh/m2/yr

Solar resource source:

NREL

General comments:

Documents and links:

Images:

Videos:

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