CGN Delingha - 50MW Trough CSP Project

This page provides information on CGN Delingha - 50MW Trough CSP project, a concentrating solar power (CSP) project, with data organized by background, participants, and power plant configuration.

Project Overview

Power Station: CGN Delingha - 50MW Trough
Location: Delingha
Qinghai China
Owners (%): CGN Deligha Solar Energy
Technology Parabolic Trough
Solar Resource: 1950
Nominal Capacity: 50 MW
Status Operational
Start Year: 2018

Status Date

Status Date


Break Ground Date 2014
Expected Generation (GWh/year) 199
Lat/Long Location 37.356,97.271


Developer CGN Delingha Solar Energy
EPC Suncan (Shouhang)
Construction Job Years 1300
Annual Operations Jobs 100


Total Construction Cost (2018) 1938.00 million
Total Cost USD (2020) $292.07 million
Specific Cost/kW USD (2020) $ 5841.4
LCOE USD/kWh (2020) $ 0.13
Levelised cost of electricity with 5% weighted average cost of capital and a 25 year payback period, capacity dependent O&M (1.5% of investment cost per year), deflated from Year_operational using the Worldbank's GDP deflator; if station under development or construction then not deflated (assumed cost year 2020)
Remuneration RMB/kWh 1.15
Remuneration Start Year 2018
Remuneration USD/kWh Deflated (2020) 0.17
PPA or Tariff Period (Years) 20
Support Scheme Type FIT
Policy Support Scheme Chinese Demonstration Program 1st Batch
Concessional Funding or Other Support Asian development bank 150 million USD; The export-import bank of China 78.58 million USD

Plant Configuration

Solar Field

Solar Field Aperture Area (m²) 620000
# of Solar Collector Assemblies (SCAs) 760
# of Loops 190
# of SCAs per Loop 4
# of Modules per SCA 12
SCA Aperture Area (m²) 620000
SCA Length (m) 150
# of Heliostats (or dishes for dish systems) 150
Collector/Heliostat Manufacturer TSK-Ingeteam
Collector/Heliostat Engineering or IP Owner SBP
Collector/Heliostat Model ET-150
Mirror Manufacturer Rioglass
Mirror Model RP3

Solar Field (Receiver)

Receiver Working Fluid Biphenyl/Diphenyl oxide: Therminol VP-1
Receiver Working Fluid Category Thermal oil/organics
Working Fluid Manufacturer Eastman/Solutia
# of Heat Collector Elements (HCEs) 27360
Solar Field or Receiver Inlet Temperture (C) 293°C
Solar Field or Receiver Outlet Temperture (C) 393°C
Receiver Manufacturer Rioglass
Receiver Model PTR70

Power Block

Nominal Turbine or Power Cycle Capacity 50 MW
Turbine Manufacturer Dongfang Boilor
Power Cycle Steam Rankine
Power Cycle Pressure (Bar) 100
Turbine Efficiency Percent 40
Steam Generator System Manufacturer Harbin Turbine Company; WCE-Wuxi Chemical
Cooling Type Wet

Thermal Energy Storage

Storage Type 2-tank indirect
Storage Capacity (Hours) 9
Storage Description Molten salt
TES Engineering Company IDOM Spain

The project data on these pages and in the downloadable CSV file is copyright (©) Institute for Advanced Sustainability Studies (IASS) and others 2022; data by Lilliestam@IASS, Thonig@IASS, Zang@CAS, Gilmanova@CAS and others. The data is licensed under a Creative Commons Attribution 4.0 International License.”