Neutral Point Grounding Problems to be Noted of Emergency Self- provided Generator Sets

Chen Yinghui（Hohhot Review Center of Construction Engineering Shop Drawings，Hohhot 010050，China）

 

Abstract　Through personal experiences of altering an emergency self-provided diesel generator set，this paper analyzes and discusses the single-phase intermittent arc grounding and subsequential overvoltage problem inside the system.

Key words　Single- phase intermittent arc grounding　Overvoltage　Emergency self-provided diesel generator set

 

摘　要　通过亲历的一个应急自备柴油发电机组改造的工程案例，分析探讨了单相间歇性电弧接地及由其产生的系统内部过电压问题。

关键词　单相间歇性电弧接地　过电压　应急自备柴油发电机组