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NREL - National Renewable Energy Laboratory
Concentrating Solar Power Projects: Solar Paces
Project Overview
Project Name: Holaniku at Keahole Point
Country: United States
Location: Keahole Point, Hawaii
Owner(s): Keahole Solar Power, LLC
Technology: Parabolic trough
Turbine Capacity: Net: 2.0 MW Gross: 2.0 MW
Status: Operational
Start Year: 2009

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Holaniku at Keahole Point

This page provides information on Sopogy's Holaniku at Keahole Point, a concentrating solar power (CSP) project, with data organized by background, participants, and power plant configuration.

Status Date: February 24, 2014

Background

Technology: Parabolic trough
Status: Operational
Country: United States
City: Keahole Point
State: Hawaii
County: Hawaii
Lat/Long Location: 19°43′ North, 156°2′ West
Land Area: 3 acres
Electricity Generation: 4,030 MWh/yr
Contact(s): Darren T. Kimura; Dean Towle
Break Ground: January 2006
Start Production: December 2009
PPA/Tariff Date: January 1, 2010

Participants

Developer(s): Keahole Solar Power, LLC ; Sopogy
Owner(s) (%): Keahole Solar Power, LLC
Operator(s): Sopogy, Inc.
Generation Offtaker(s): HELCO

Plant Configuration

Solar Field

# of Solar Collector Assemblies (SCAs): 1,008
SCA Manufacturer (Model): Sopogy (SopoNova®)
SCA Drive Manufacturer: Sopogy (SopoTrackerâ„¢)
Heat-Transfer Fluid Type: Xceltherm-600
Solar-Field Inlet Temp: 93°C
Solar-Field Outlet Temp: 176°C

Power Block

Turbine Capacity (Gross): 2.0 MW
Turbine Capacity (Net): 2.0 MW
Turbine Description: 2 MW thermal power; at ~350 F, can theoretically produce 200 kW electric power at 10% thermal-to-electric efficiency factor
Output Type: Steam Rankine
Cooling Method: Wet cooling

Thermal Storage

Storage Type: Other
Storage Capacity: 2 Hours