引用本文:沈中耀.小电流接地系统对地绝缘监测探讨[J].电力自动化设备,1999,(5):57-58
.Detection on Insulation of Floating Neutral Point Power System-to-Earth[J].Electric Power Automation Equipment,1999,(5):57-58
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小电流接地系统对地绝缘监测探讨
沈中耀
作者单位
摘要:
着重探讨6kV中性点不接地系统在运行状态下,当绝缘降低时如何进行绝缘测量与监视,有别于常规的单相接地选线保护。并对6kV系统在运行状态下人为带电接地试验所得到的数据进行计算分析,进而提出进行绝缘测量与监视的思路、方法和需要注意的方面。
关键词:  电力系统  绝缘测量  带电接地试验
DOI:
分类号:TM862 TM855
基金项目:
Detection on Insulation of Floating Neutral Point Power System-to-Earth
SHEN Zhong-yao
Abstract:
Most of the discussion is focused on how to detect the insulation of floating neutral point system to earth when the system is energized and the insulation reduced.It is different from the conventional trouble shooting on accidentally earthed power line. Calculation and study are also made here on the detected data collected from the purposed earthing test, so as to put forward a constructive thinking way and the points to be considered.
Key words:  power system,insulation detection,energized earthing test,

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