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NREL - National Renewable Energy Laboratory
Concentrating Solar Power Projects: Solar Paces
Project Overview
Project Name: Dahan Power Plant
Country: China
Location: Beijing
Owner(s): Institute of Electrical Engineering of Chinese Academy of Sciences (100%)
Technology: Power tower
Turbine Capacity: Net: 1.0 MW Gross: 1.0 MW
Status: Operational
Start Year: 2012

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Dahan Power Plant

This page provides information on Yanqing Solar Power Station, a concentrating solar power (CSP) project, with data organized by background, participants, and power plant configuration.

Status Date: February 13, 2014

Background

Technology: Power tower
Status: Operational
Country: China
City: Beijing
County: Yanqing County
Lat/Long Location: 40°22′ 55.0″ North, 115°56′ 15.0″ East
Land Area: 13 acres
Solar Resource: 1,290 kWh/m2/yr
Electricity Generation: 1,950 MWh/yr
Contact(s): Fengli Du
Company: Institute of Electrical Engineering of Chinese Academy of Sciences
Break Ground: July 2009
Start Production: August 2012
Cost (approx): 32 million CNY
Project Type: Demonstration and experimental platform

Participants

Developer(s): Institute of Electrical Engineering of Chinese Academy of Sciences
Owner(s) (%): Institute of Electrical Engineering of Chinese Academy of Sciences (100%)
Operator(s): Institute of Electrical Engineering of Chinese Academy of Sciences

Plant Configuration

Solar Field

Heliostat Solar-Field Aperture Area: 10,000 m²
# of Heliostats: 100
Heliostat Aperture Area: 100.0 m²
Heliostat Manufacturer: Himin Solar
Heliostat Description: 64 facets, each facet 1.25x1.25 m2
Tower Height: 118 m
Receiver Manufacturer: Xi’an Jiaotong University
Receiver Type: Cavity Receiver (5x5 m)
Heat-Transfer Fluid Type: Water/Steam
Receiver Inlet Temp: 104C
Receiver Outlet Temp: 400C

Power Block

Turbine Capacity (Gross): 1.0 MW
Turbine Capacity (Net): 1.0 MW
Turbine Manufacturer: Hangzhou Steam Turbine Company
Output Type: Steam Rankine
Cooling Method: Wet cooling
Annual Solar-to-Electricity Efficiency (Gross): 13.7%
Fossil Backup Type: Oil-fired boiler

Thermal Storage

Storage Type: Other
Storage Capacity: 1 hour
Thermal Storage Description: Two stages: saturated steam/oil