The principles of using signal injection method to detect single-phase earth fault of distribution network at present are compared and analyzed.
对目前配网采用信号注入法检测单相接地故障的原理进行比较分析。
Using transient traveling waves generated by fault to locate single-phase earth fault or short circuit fault in distribution feeders mixed with overhead lines and cables is proposed.
该文提出利用线路故障产生的暂态行波实现配电架空线、电缆混合线路单相接地及相间短路故障测距，分析了故障初始行波模分量的暂态特征。
The single-phase-to-earth fault in the system takes place frequently.
在这类系统中，发生最多的是单相接地故障。
In this paper, the method based on the combination of wavelet transform and BP neural network is presented to realize fault location for the single-phase-to-earth fault in non-direct-ground systems.
提出一种基于小波变换与BP神经网络相结合的方法来实现小电流接地系统单相接地故障定位。
When single-phase-to-earth fault occurs on a neutral non-direct grounded power system, it is nexessary for improving the reliability of power supplying to select the faulted line quickly.
中性点非有效接地配电网发生单相接地故障时，尽快选出故障线路对提高电网的供电可靠性有重要意义。
To avoid happen failure or remove hidden trouble as soon as possible, Single-phase earth fault of low current earth system is analyzed and discussed in-depth in this text.
为了避免故障的发生或故障后尽快消除隐患，本文就小电流接地系统单相接地故障进行了深入的分析与论述。
To avoid happen failure or remove hidden trouble as soon as possible, Single-phase earth fault of low current earth system is analyzed and discussed in-depth in this text.
为了避免故障的发生或故障后尽快消除隐患，本文就小电流接地系统单相接地故障进行了深入的分析与论述。
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