电力系统配网接地故障实用性案例分析

Practical Case Analysis of Grounding Fault in Power Distribution Network

配网安全是保障居民用电可靠的重要前提。分析了配网电压异常情况,针对不同情况类别进行归类,进一步按归类标准对苏北某地区实际电网接地故障案例进行分析,提出相应故障的处理方式与解决措施,以提高故障处置效率,同时对其他地区配网单相接地故障给予一定的指导。

The safety of distribution network is an important prerequisite to ensure the reliability of residential power consumption.The abnormal situation of distribution network voltage is analyzed and classified according to different categories.Furthermore,the actual power grid ground fault cases in a certain area of northern Jiangsu are analyzed according to the classification standards.In order to improve the efficiency of fault disposal,the corresponding fault disposal methods and solutions are put forward.At the same time,some guidance is given for single-phase grounding fault of distribution network in other areas.