SUPCON Delingha 50 MW Tower CSP Project

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

Project Overview

Power Station: SUPCON Delingha 50 MW Tower
Location: Delingha
Owners (%): SUPCON Solar
Technology Power Tower
Solar Resource: 2043
Nominal Capacity: 50 MW
Status Operational
Start Year: 2018

Status Date

Status Date July 07, 2021


Break Ground Date 2016
Expected Generation (GWh/year) 146
Lat/Long Location 37.366,97.293
Total Power Station Land Area (km²) 2.5


Developer SUPCON Solar
Electricity Generation Offtaker Qinghai State Grid Electric Power
Construction Job Years 1500
Annual Operations Jobs 70


Total Construction Cost (2018) 1050.00 million
Total Cost USD (2020) $158.24 million
Specific Cost/kW USD (2020) $ 3164.8
LCOE USD/kWh (2020) $ 0.09
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) 0.18
PPA or Tariff Period (Years) 20
Support Scheme Type FIT
Policy Support Scheme Chinese Demonstration Program 1st Batch

Plant Configuration

Solar Field

Solar Field Aperture Area (m²) 542700
# of Heliostats (or dishes for dish systems) 27135
Heliostat Aperture Area (m²) (or dish aperature for dish systems) 20
Collector/Heliostat Manufacturer Supcon
Collector/Heliostat Engineering or IP Owner Supcon
Collector/Heliostat Model SUPCON
Mirror Manufacturer Damin Glass

Solar Field (Receiver)

Receiver Working Fluid Molten Salt
Receiver Working Fluid Category Salt
Working Fluid Manufacturer Zhejiang Lianda Chemical Company (supply of Sodium nitrate)
Tower Height (m) 200
Solar Field or Receiver Inlet Temperture (C) 290°C
Solar Field or Receiver Outlet Temperture (C) 565°C
Receiver Manufacturer Hangzhou Boiler Group
Receiver Model External - cylindrical

Power Block

Nominal Turbine or Power Cycle Capacity 50 MW
Turbine Manufacturer Hangzhou Steam Turbine Company
Turbine Model N50-13.2/540/540
Power Cycle Steam Rankine
Power Cycle Pressure (Bar) 132
Turbine Efficiency Percent 0.43
Steam Generator System Manufacturer Hangzhou Boiler Group
Cooling Type Dry

Thermal Energy Storage

Storage Type 2-tank direct
Storage Capacity (Hours) 7
Storage Description Molten salt
TES Engineering Company Bluestar (Beijing) Chemical Machinery Co., Ltd. China