Is compressed air energy storage a key development focus in China?

Compressed air energy storage has been included as a key development focus in China's 14th Five-Year Plan for new energy storage technologies, with multiple regions introducing dedicated subsidy policies.

What is a compressed air energy storage project?

A compressed air energy storage (CAES) project in Hubei, China, has come online, with 300MW/1,500MWh of capacity. The 5-hour duration project, called Hubei Yingchang, was built in two years with a total investment of CNY1.95 billion (US$270 million) and uses abandoned salt mines in the Yingcheng area of Hubei, China’s sixth-most populous province.

What is Zhongchu guoneng & Wolong electric?

Jointly developed by Zhongchu Guoneng (Beijing) Technology Co., Ltd. (hereinafter referred to as Zhongchu Guoneng) and Wolong Electric Nanyang Explosion-Proof Group Co., Ltd. (hereinafter referred to as Wolong Electric), this milestone achievement marks a major leap forward in China's energy storage capabilities.

What is zcgn's new heat exchanger system?

ZCGN said the new system consists of a multi-stage wide-load compressor and high-load turbine expander, as well as a high-efficiency supercritical heat exchanger technology and integrated control technology.

Who owns China Energy Construction Digital Group?

The project is owned by China Energy Construction Digital Group and State Grid Hubei Integrated Energy Services Co. Both China Energy Engineering Corporation and China Energy Construction Digital Group are part of government-owned Assets Supervision and Administration Commission of the State Council.

What is compressed air energy storage (CAES)?

Compressed air energy storage (CAES) is an effective solution for balancing this mismatch and therefore is suitable for use in future electrical systems to achieve a high penetration of renewable energy generation.