隔离开关二次回路典型故障分析  

Analysis of Typical Faults in Secondary Circuit of Disconnector

作　　者：李炎 巫祥 刘善宏 周皖晨 夏金松 LI Yan;WU Xiang;LIU Shanhong;ZHOU Wanchen;XIA Jinsong(State Grid Anhui Ultra High Voltage Co.,Ltd.,Hefei 231131,China)

机构地区：[1]国网安徽省电力有限公司超高压分公司,安徽合肥231131

出　　处：《安徽电气工程职业技术学院学报》2024年第4期54-59,共6页Journal of Anhui Electrical Engineering Professional Technique College

摘　　要：隔离开关作为高压电网中的重要组成部分,其二次回路发生故障将给电网、设备、人身带来安全隐患。文章介绍了二次回路的标号方法和隔离开关二次回路的构成,并针对隔离开关二次回路典型故障的异常现象、故障范围及处理方法进行分析,为运维人员开展故障排查提供思路,可有效提升故障处置效率,保障电网安全稳定运行。The disconnector is an important part of the high voltage power grid,and the failure of its secondary circuit will bring hidden dangers to the power grid,equipment and personnel.This paper introduces the numbering method of the secondary circuit,describes the structure of the secondary circuit of the disconnector and analyzes the typical anomalies,fault scope and handling methods,which provides ideas for the operation and maintenance personnel to carry out troubleshooting,effectively improving fault handling efficiency and ensuring the safe and stable operation of the power grid.

关 键 词：隔离开关 二次回路 导通法 电压法 故障分析 

分 类 号：TM564.1[电气工程—电器]