中国单机容量最大抽水蓄能电站首台机组并网发电

Core Viewpoint - The Zhejiang Tiantai Pumped Storage Power Station, invested and constructed by the Three Gorges Group, has successfully connected its first unit to the grid, marking a significant advancement in China's hydropower equipment manufacturing and operation [1][3]. Group 1: Project Details - The first unit of the Tiantai Pumped Storage Power Station has a single capacity of 425,000 kilowatts, making it the largest single-unit pumped storage generator in China [1][3]. - The project began construction in May 2022 and has achieved several milestones, including the highest rated water head in the world and the largest single-unit capacity in the country [3]. - The station utilizes reversible turbine generator sets that allow for bidirectional energy conversion, effectively storing energy during low demand and releasing it during peak demand [3]. Group 2: Industry Context - During the 14th Five-Year Plan period, China's pumped storage industry has experienced rapid growth, with total installed capacity exceeding 62 million kilowatts, maintaining the world's leading position for nine consecutive years [3]. - The Three Gorges Group currently has a total installed and under-construction pumped storage capacity of 21.2 million kilowatts [4].