摘要
文章介绍了汉川5号机组直流系统绝缘监测装置的原理,分析了机组直流系统出现接地故障时的现象及特点,以及装置产生误判的原因,并提出了在有双电源供电直流系统中检测接地故障点的解决方案。
This paper introduces the principle of insulation monitoring instrument of Hanchuan No. 5 unit DC system, and also analyses the phenomena and characteristics of grounding faults of the DC system, and finally provides the solution to the problem about detecting ground fault of DC system with dual power supply.
出处
《湖北电力》
2013年第3期58-61,共4页
Hubei Electric Power
关键词
直流系统
绝缘监测仪
环路电流
DC power source system
insulation monitoring instrument
loop circuit
