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August 31, 2021

Minety Battery Energy Storage System, UK

By Carmen

The Minety Battery Energy Storage System is a 100,000kW energy storage project located in Minety, Wiltshire, England, UK. The rated storage capacity of the project is 100,000kWh.

The electro-chemical battery energy storage project uses lithium-ion as its storage technology. The project will be commissioned in 2021.


The Minety Battery Energy Storage System is being developed by China Huaneng Group and Penso Power.

The key applications of the project are grid supportive services and emergency power support.

Contractors involved

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China Huaneng Group and Penso Power are the developers. Contemporary Amperex Technology is the technology provider for the project.

Additional information

The project is jointly funded by China Huaneng and Guoxin International, and Huaneng is responsible for construction and operation. The project, located near Wiltshire in southwestern England, is designed to have an installed capacity of 100 MW / 100 MWh, using lithium iron phosphate/lithium ternary battery technology, which is scheduled to be put into production by the end of 2020. Penso Power Ltd was the consultant of the project. PowerChina Shanghai Electric Power Engineering Co Ltd was the design consultant of the project.

About China Huaneng Group

China Huaneng Group Co Ltd (CHNG) is a state-owned power generation company. It invests, develops, constructs, operates and manages power sources in China. The company develops coal-fired, hydro, wind, solar, nuclear and natural gas-fired power projects. CHNG also involved in the development, investment, construction, production and sale of products related to energy transportation, finance, renewable energy and environmental protection; and industrial investment, operation, and management activities. The company also produces and sells power and heat; and constructs power transmission, and coal transportation channels, as well as develops coal bases and coal power bases. CHNG is headquartered in Xicheng District, Beijing, China.


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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