摘要
利用雷电定位系统数据对辽宁地区雷电活动时间和空间特性进行了分析,对近10年来辽宁电网220 kV及以上电压等级架空输电线路雷害故障情况进行了统计,并有针对性地提出了输电线路防雷建议。
The paper analyzes the time and space characteristic of lightning in Liaoning by the data of lightning location system, and makes statistics of the lighting flashover failure of 220 kV and above voltage transmission lines in recently ten years of Liaoning grid. on the basis of that, the paper puts forward suggestions for lightning protection of transmission lines.
出处
《东北电力技术》
2012年第8期35-38,42,共5页
Northeast Electric Power Technology
关键词
雷电参数
雷电定位系统
地闪密度
雷击跳闸率
Lightning parameters
Lightning location system
Ground flash density
Lightning strike failure
