我国800千伏GIL技术打破国外垄断

Core Viewpoint - The successful development and testing of the 800 kV AC SF6 gas-insulated transmission line (GIL) by Pinggao Electric marks a significant technological breakthrough in China's ultra-high voltage transmission sector, breaking the long-standing foreign monopoly in this field [1] Group 1: Technological Advancements - The 800 kV GIL has passed all technical tests, demonstrating its reliability and advanced design [1] - Key features of GIL include high capacity, long-distance transmission, small footprint, high reliability, and strong environmental adaptability, making it suitable for urban areas, offshore channels, and complex terrains [1] - The product achieved a low annual gas leakage rate of 0.006%, which is at an internationally leading level, verified through rigorous testing [1] Group 2: Industry Impact - The breakthrough in GIL technology will support China's energy transition, facilitating projects like "West-to-East Power Transmission" and offshore wind power integration, thereby promoting efficient consumption of clean energy [1] - The technology will alleviate the tight transmission corridor issues in urban centers, meeting the electricity demands of new infrastructure such as electric vehicle charging networks and data centers [1]