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August 30, 2021

Datang Cleanergy Solar Thermal Plant – Thermal Energy Storage System, China

By Carmen

The Datang Cleanergy Solar Thermal Plant – Thermal Energy Storage System is a 150,000kW energy storage project located in China.

The thermal energy storage project uses concrete as its storage technology. The project was announced in 2017 and will be commissioned in 2021.


The Datang Cleanergy Solar Thermal Plant – Thermal Energy Storage System is being developed by Azelio and Datang Holdings New Energy Technologies. The project is owned by Datang Holdings New Energy Technologies (100%).

The key applications of the project are renewables capacity firming and renewables energy time shift.

Contractors involved

Datang Holdings New Energy Technologies is the owner. Azelio and Datang Holdings New Energy Technologies are the developers.

Additional information

The project includes a 200 MW installation using Cleanergy’s Stirling CSP technology. The first step consists of a 50 MW installation in 2018. The second step is a 150 MW installation including energy storage. In total this project has a potential value of around SEK 5 billion. Close to half of this value is expected to be supplied by Cleanergy.

About Azelio

Azelio AB(Azelio) is a developer of renewable energy equipment which helps in thermal energy storage technology and producing clean energy.


All publicly-announced energy storage projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects are sourced through secondary information sources such as country specific power players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.

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