零下30℃的坚守！电力检修人员护航电网安全

Core Viewpoint - The extreme cold weather in the Ulanqab region poses significant challenges to the safety and stability of the power grid, necessitating urgent maintenance actions to prevent potential failures [1][3]. Group 1: Weather Impact on Power Infrastructure - The Ulanqab region experienced a severe cold wave, with nighttime temperatures dropping to minus 30 degrees Celsius, leading to ice formation on equipment and increased operational pressure on the power grid [1]. - A specific incident involved the 1542 knife switch's static contact head being affected by the extreme low temperatures, resulting in a positional shift that created a risk of poor contact [1]. Group 2: Emergency Response and Maintenance Actions - Upon receiving an emergency directive, maintenance personnel quickly mobilized to the fault site, facing harsh outdoor conditions including strong winds and limited visibility [3]. - The repair team successfully adjusted the misaligned static contact head after several hours of work in extreme cold, eliminating the equipment hazard and ensuring the power supply's normal operation [3]. Group 3: Professionalism and Commitment - The emergency repair under extreme conditions tested the professional skills of the maintenance team and exemplified their sense of responsibility [3]. - The dedication of the power repair personnel in overcoming challenges and ensuring the safety of the power grid highlights their commitment to providing warmth and light to households during winter [3].