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Huaneng Jintan Salt Cavern Compressed Air Energy Storage (CAES) Phase II

Sector: Energy Storage • Location: Changzhou, Jiangsu, China

Source: CGTN

Project
Under Construction

The world's largest compressed air energy storage facility located in Jintan District, Changzhou city, Jiangsu Province, China. The project involves the installation of turbine units that can respond to grid peak-shaving demands within minutes, with two 350-megawatt non-combustion CAES units planned. It aims to store 2.8 million kWh of electricity per charge and significantly reduce coal consumpti

Status
Under Construction
Sector
Energy Storage, Wind, Power Generation (CCGT), Residential, Commercial
Location
Changzhou, Jiangsu, China
Updated
22 Jul 2026
Source
CGTN

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Project Information

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The project “Huaneng Jintan Salt Cavern Compressed Air Energy Storage (CAES) Phase II” is an infrastructure initiative in the Energy Storage sector, located in Changzhou, Jiangsu, China. Taiyo aggregates data on it from CGTN.

Participants

Not available for this record.

Status

Original status

under construction

Taiyo status

Under Construction

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The world's largest compressed air energy storage facility located in Jintan District, Changzhou city, Jiangsu Province, China. The project involves the installation of turbine units that can respond to grid peak-shaving demands within minutes, with two 350-megawatt non-combustion CAES units planned. It aims to store 2.8 million kWh of electricity per charge and significantly reduce coal consumption and carbon emissions.

Original sector

Energy

Location

Country

China

State

Jiangsu

City

Changzhou

Source

Source

CGTN

URL

More Details

Record type

Project

Sector

Energy Storage, Wind, Power Generation (CCGT), Residential, Commercial

Article published date

2025-11-30

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