500kV线路重合闸不成功的保护动作分析

Relay Protection Analysis on Reclosing Fault of 500 kV Electric Line

介绍一起500kV线路单相接地故障重合闸不成功的故障情况,对保护动作情况进行分析,并提出相关措施与建议。

This paper introduces an accident about the reclos- ing fault of 500 kV electric line with single phase fault,a de- tail analysis of the relay protection action is given, some measures and suggestions are proposed for this problem.