海拔最高！叶巴滩水电站首批机组正式投产发电

Core Insights - The Yebatan Hydropower Station, the highest arch dam power station under construction in China, has officially commenced operation with its first batch of units, contributing to the development of a new energy system and the construction of an energy powerhouse [1][3] Group 1: Project Overview - The Yebatan Hydropower Station is located on the Jinsha River, at the border of Baiyu County in Ganzi Tibetan Autonomous Prefecture, Sichuan Province, and Gongjue County in Changdu, Tibet [1] - It is a major project under China's 14th Five-Year Plan, with a total installed capacity of 2.24 million kilowatts, making it the largest hydropower station in the upper reaches of the Jinsha River [1][3] - The dam has a maximum height of 217 meters and features characteristics such as high altitude, high cold, ultra-high arch dam, high ground stress, deep burial, and large-span underground powerhouses [1] Group 2: Technological Innovations - During construction, the project team conducted research on concrete pouring technology for ultra-high arch dams in cold, high-altitude areas, and established the "Yebatan Cloud" digital management platform [3] - This project achieved uninterrupted concrete pouring throughout the year in high-altitude cold regions, providing valuable experience for seamless dam construction in similar environments [3] Group 3: Environmental Impact - Once fully operational, the hydropower station is expected to generate an average annual electricity output of over 10.2 billion kilowatt-hours, saving approximately 3.1 million tons of standard coal annually and reducing carbon dioxide emissions by over 8.3 million tons [3] - The clean electricity generated will be transmitted through the Jinsha to Hubei ±800 kV ultra-high voltage direct current transmission project, facilitating energy consumption in Central China and optimizing the national energy structure [3]