国网丰宁县供电公司：开展变电站寒潮特巡 确保电力稳定供应

Core Viewpoint - The company is actively conducting winter inspections and temperature monitoring of substations to ensure the safety and stability of the power grid during extreme cold weather conditions [1][2]. Group 1: Winter Inspection Actions - The company has initiated a winter patrol action in response to a cold wave, focusing on the safety of power supply and equipment operation [1]. - Staff members are meticulously checking key equipment such as terminal boxes and circuit breakers for any abnormalities like icing or discharge [1][2]. - A total of 24 substations have undergone special winter inspections and temperature monitoring to eliminate potential equipment hazards [2]. Group 2: Equipment Maintenance - The company is replacing aging and ineffective sealing strips, damaged hinges, and locks on terminal boxes to ensure they are properly sealed [2]. - Measures are being taken to prevent snow and moisture from entering the equipment by sealing connection holes and cleaning surrounding areas [2]. Group 3: Operational Preparedness - The company is enhancing accident anticipation and emergency preparedness, ensuring 24-hour monitoring and management [2]. - Adjustments to the power grid operation mode are being made based on local grid characteristics and weather changes [2]. - The use of infrared temperature measurement technology is being employed for detailed inspections and monitoring of critical substation equipment [2].