The healthy line is unloaded for zero-sequence component when a single-phase fault occurs in a non-solid earthed network.
小电流接地系统发生单相接地故障时，对零序分量而言，非故障线路相当于空载。
The structure, work principle and field application of a monitoring system for earth fault in non-solidly earthed network are presented.
介绍一种小电流接地故障监测系统的构成、工作原理及现场应用情况。
A new method based on calculating approximate entropy of transient zero-module current is presented in order to locate the single phase grounding fault in non-solidly earthed network.
提出一种通过计算暂态零模电流近似熵确定小电流接地故障区段的新方法。
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