Large-scale Battery Energy Storage Facility

A large-scale battery energy storage system is required in Japan to address electrical power output fluctuations destabilizing the supply and demand balance, and to expand the use of renewable energy towards the realization of a decarbonized society.

The system of large-scale battery energy storage system will be constructed in Oita prefecture Oita city with the aim of facilitating their participation in electricity market transactions by Tokyo Gas Co., Ltd.

Chiyoda is executing an Engineering, Procurement and Construction (EPC) contract for a large-scale battery energy storage system for Nijio Co., Ltd., a wholly-owned subsidiary of Tokyo Gas Co., Ltd. Chiyoda’s ‘Safety in Design’ expertise and optimization experience in previously constructing one of the world’s largest battery energy storage facilities in Hokkaido, and our project management capabilities, were key factors for the award of the contract.