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输电线路雷击故障原因分析及预防措施建议
引用本文:齐金定,黄光伟,冯国义.输电线路雷击故障原因分析及预防措施建议[J].河北电力技术,2006,25(6):30-33.
作者姓名:齐金定  黄光伟  冯国义
作者单位:1. 河北省电力公司,河北,石家庄,050021
2. 保定供电公司,河北,保定,071000
摘    要:运行情况统计表明,输电线路故障大多与季节有关,其中雷击故障占有很大比例。基于对保定供电公司110~500 kV输电线路历年雷击闪络故障的分析,详细分析了雷云放电机理,雷击闪络与接地装置的关系,合成绝缘子不利因素以及雷击的选择性。并有针对性地提出了防止雷击闪络事故发生的技术措施。

关 键 词:输电线路  雷击闪络  防雷措施
文章编号:1001-9898(2006)06-0030-04
收稿时间:2006-10-30
修稿时间:2006年10月30

Cause Analysis on Lightning Strikes Accidents of Transmission Line and Its Countermeasures
QI Jin-ding,HUANG Guang-wei,FENG Guo-yi.Cause Analysis on Lightning Strikes Accidents of Transmission Line and Its Countermeasures[J].Hebei Electric Power,2006,25(6):30-33.
Authors:QI Jin-ding  HUANG Guang-wei  FENG Guo-yi
Abstract:From the running state, the transmission line failures are the connected With seasons, thereinto the lightning failures are in great proportion. Through analysis on the lightning strike accidents of 110-500 kV transmission lines at Baoding Power Supply Company, the article sets forth the lightning strike mechanism, the relationship of lightning flashover and the ground device, the unfavorable factors of insulator chain and lightning selections, then proposes the technology measures on preventing lightning flashover accidents.
Keywords:transmission line  lightning stroke researeh  lightning protection measures
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