【摘要】 为了减少输电线路的雷击跳闸次数,在雷区的输电线路多安装线路避雷器,可以提高线路的耐雷水平。本文介绍了线路避雷器的防雷原理,并对广州花都供电分公司部分挂网运行了3年的线路避雷器进行了跟踪分析,对线路避雷器的防雷效果进行了探讨。更多还原

【Abstract】 For reducing the tripping times of transmission line caused by thundering, line arresters are set in its thundering area to increase the withstand-thundering level of the line. In this paper, the thundering protection principle of line arrester has been introduced, track - analysis of some line arresters has been made which are already operated in network of Huadu Power Supply Sub-branch for 3 years, and the thundering protection effects of line arrester has been also discussed.更多还原