摘要
通过对电网运行的分析 ,得出装设接地变的原因 ,简介了接地变的特性及结构 ,并列举了接地变容量选择的实用计算方法。
It tells the reason of installing grounding transformer by analyzing the operation of power grid,summarizes the characteristics and stucture of the grounding transformer,lists practical calculating methods aboat how to choose its capacity.