他们在世界屋脊开展带电作业

Core Viewpoint - The article highlights a record-breaking high-altitude live-line operation conducted by the State Grid Qinghai Ultra-High Voltage Company, showcasing advancements in power grid maintenance technology in extreme environments [1] Group 1: Operation Details - The live-line operation took place at an altitude of 5211.5 meters in the Tangula Mountain Pass, focusing on eliminating defects in the ±400 kV Chaila DC line [1] - The operation was time-sensitive, with only a 3-hour window in the morning to complete two live-line tasks due to unpredictable weather conditions [1] - The team consisted of skilled technicians, including a "technical champion" and the "first person in ±400 kV live-line operations," who worked together to achieve this milestone [1] Group 2: Significance and Impact - This operation represents a significant achievement for high-altitude power grid personnel and marks a milestone in China's power grid operation and maintenance technology under extreme conditions [1] - The successful completion of these operations contributes to the development of the plateau region, ensuring that electricity and warmth reach every corner of the snowy highlands [1]