fault500 kV变电站35 kV串联电抗器故障分析及建议

Fault Analysis and Suggestions of 35 kV Series Reactor in 500 kV Substation

某500kV变电站主变35kV侧发生一起电容器组串联电抗器短路故障,通过对事故现场检查,结合故障录波器记录,对本次事故发生的过程进行了分析并得出结论。针对本次故障暴露出的问题,从串联电抗器安装位置、在线监测等方面提出了事故防范措施,对于变电站电容器组安全运行具有一定参考价值。

A short circuit fault of the capacitor bank series reactor occurred on the 35 kV side of the 500 kV main transformer in a substation.Through the inspection of the accident site,and combining with the fault recorder record,the process of the accident was analyzed and the conclusion was drawn.In view of the problems exposed by this fault,the accident prevention measures are put forward from the series reactor installation position and online monitoring,which has certain reference value for the safe operation of the substation capacitor bank.