分析了采用小电阻接地系统的必要性及该系统的故障特性。
The necessity of low resistance ground system and its fault characteristic were analyzed.
但经多年的运行，各地普遍认为小电阻接地方式比消弧线圈接地方式的过电压水平要低，但同时反映出的运行状况却存在较大差异。
It was reported that the overvoltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way.
论证小电流接地系统低电阻接地和谐振接地方式对不同类型配电网的应用范围。
The paper also discusses the application scopes of small current grounding, low resistance grounding and resonant grounding in different kinds of power distribution grids.
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