Small current earth at neutral point is popular in power distribution networks.
中性点采用小电流接地是配电网的一种主要接地方式。
Retrospecting of all kinds of calculative methods, this paper has analyzed the advantage and disadvantage of determining the negative friction and the neutral point.
本文首先回顾了确定负摩阻力和中性点的各种方法,对其优缺点进行了阐述。