近日，内蒙古电力集团乌兰察布供电公司修试管理处变电检修一班发扬敢打硬仗、能打胜仗的优良作风，经过连续数小时的紧张作业，安 全、高效、圆满完成了220kV旗台变汗台Ⅱ回256电流互感器更换工作，成功消除了一起重大设备隐患，为电网安全稳定运行提供了坚强保 障。 电流互感器作为电网系统中的"眼睛"，承担着精确测量和保护的关键职能。此次更换的汗台Ⅱ回256电流互感器因长期运行，存在潜在安全 风险。为确保此次大型作业万无一失，内蒙古电力集团乌兰察布供电公司修试管理处变电检修一班提前谋划、周密部署。工作负责人组织制 定了详尽的施工方案、风险管控措施和应急预案，并开展全员作业前安全技术交底，确保每一位工作成员清晰掌握工作任务、危险点和安全 措施。 此次任务的顺利完成，不仅检验了内蒙古电力集团乌兰察布供电公司修试管理处变电检修一班强大的凝聚力和卓越的战斗能力，更体现了电 力员工"精益求精、勇于担当"的工匠风采。他们以责任和汗水守护电网主动脉，用实际行动践行"人民电业为人民"的宗旨，为保障电力供 应、服务社会发展贡献了坚实力量。（作者：郭泽旭 雷禾雨） 作业过程中，全体成员分工明确、配合默契，克服时间紧、任务重等困难，严格遵循 ...

Core Viewpoint - The Inner Mongolia Electric Power Group's Ulanqab Power Supply Company successfully completed critical maintenance work on electrical equipment despite severe weather conditions, ensuring the stability and safety of the regional power grid [1][4]. Group 1: Weather Impact and Response - From July 23 to 25, the Ulanqab region experienced rare continuous heavy rainfall, prompting the Inner Mongolia Electric Power Group to upgrade the weather risk alert level from three to two [1]. - The company faced a crucial power outage maintenance window during this adverse weather, demonstrating commitment to maintaining operational schedules despite challenges [1]. Group 2: Equipment Maintenance and Upgrades - The maintenance involved replacing aging current transformers, which had shown signs of deterioration due to prolonged use, and optimizing the performance of the 2nd main transformer [1]. - The transformation of the current transformer ratio from 600/5 to 1200/5 significantly enhanced the equipment's saturation resistance, contributing to improved safety and performance [1]. Group 3: Team Efforts and Training - Despite muddy and difficult working conditions, the maintenance teams, including relay protection, substation maintenance, and high-voltage testing, worked efficiently and collaboratively to complete the tasks as planned [1][3]. - The relay protection team leader utilized the opportunity for on-site training, providing practical lessons to younger employees, thereby fostering skill transfer and team spirit [3]. Group 4: Future Commitments - The successful completion of this maintenance not only eliminated safety hazards but also optimized relay protection performance, laying a solid foundation for reliable power supply during peak summer demand [4]. - The company plans to continue enhancing hazard identification and management, adhering to high standards and strict requirements to ensure the safe and stable operation of the power system [4].

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