10kV线路故障引起相邻线路异常跳闸的原因分析

华电技术 ›› 2012, Vol. 34 ›› Issue (5): 26-27.

10kV线路故障引起相邻线路异常跳闸的原因分析

尹星光1，宛玉健1，张新州1，郭凤琪2

1.广东电网公司惠州供电局，广东惠州516001；2.许继电气股份有限公司，河南许昌461000

收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2012-05-25

Analysis on reason of abnormal tripping caused by fault of adjacent 10kV transmission line

YIN Xingguang1, WAN Yujian1, ZHANG Xinzhou1, GUO Fengqi2

1.Huizhou Power Supply Bureau of Guangdong Power Grid Corporation, Huizhou 516001, China; 2.XJ Electric Company Limited, Xuchang 461000, China

Received:1900-01-01 Revised:1900-01-01 Published:2012-05-25

摘要/Abstract

摘要： 对10kV线路F12多次因相邻线路故障而异常跳闸的事故进行了分析，找出了异常跳闸的主要原因，给出了解决方法和防止类似事故发生的建议。

关键词: 相邻线路, 异常跳闸, 单相接地, 非故障相, 绝缘降低

Abstract: Due to the fault of adjacent line, the 10kV line F12 was tripped abnormally many times. The abnormal tripping was analyzed; the main reason of the abnormal tripping was found; the solution was proposed; and the suggestion for preventing similar accidents was given.

Key words: adjacent line, abnormal tripping, single-phase earthing, healthy phase, insulation strength decrease

尹星光;宛玉健;张新州;郭凤琪. 10kV线路故障引起相邻线路异常跳闸的原因分析[J]. 华电技术, 2012, 34(5): 26-27.

YIN Xingguang;WAN Yujian;ZHANG Xinzhou;GUO Fengqi. Analysis on reason of abnormal tripping caused by fault of adjacent 10kV transmission line[J]. Huadian Technology, 2012, 34(5): 26-27.

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