一起35 kV电容器组故障跳闸原因分析及处理

A Failure Analysis And Treatment of 35 kV Capacitor Device Trip

针对某500kV变电站35kV并联电容器组运行过程不平衡电流保护动作故障跳闸,分析了该电容器组保护动作原因,并对故障电容器进行了定位以及更换,以期为相关方面的工作提供必要的参考。

Aiming at the tripping of unbalanced current protection action during the operation of a 35 kV shunt capacitor bank in a 500 kV substation,it analyzed the reasons for the action of unbalanced current protection,positioned and replaced the fault capacitor,and analyzed the causes of the fault,so as to provide necessary reference for related work.