四川集中投运两座500千伏变电站

Core Insights - The operation of Chengdu Airport and Huai Prefecture 500 kV substations marks a significant step in the construction of the Chengdu 500 kV three-dimensional double-ring network, enhancing power supply for the upcoming winter peak and supporting the high-quality development of the Chengdu-Chongqing economic circle [1][2] Group 1 - The construction of the Chengdu 500 kV three-dimensional double-ring network consists of 15 substations, with the recent additions of the Airport and Huai Prefecture substations set to increase the power capacity by 4.8 million kVA, addressing the growing electricity demand in areas like the Eastern New District of Chengdu, Jianyang City, and Jintang County [2] - The project has seen strong collaboration between government and enterprises, with the Sichuan provincial government leading the establishment of a power grid task force and signing cooperation agreements with State Grid Sichuan Electric Power, supported by multiple local government departments [2] - The construction process involved advanced techniques and close cooperation with various sectors, including the use of heavy-duty drones for crossing construction, ensuring timely completion of the power transmission lines [4] Group 2 - The Huai Prefecture 500 kV substation will serve as a crucial channel for the Sichuan-Chongqing UHV power grid, facilitating the stable and efficient transmission of clean energy from the Ganzi and Aba regions to the Chengdu load center, contributing to energy structure optimization and green low-carbon development [4]