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线路避雷器对66kV同塔双回输电线路 防雷性能影响的研究

Rihui Wang,Zhiwei Lu,Yongli Wang,Chang Yang,Chengyang Li

Journal of Northeast Dianli University(Natural Science Edition)（2019）

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Abstract
安装线路避雷器是应用最为广泛的输电线路防雷措施.为研究线路避雷器对66 kV同塔双回输电线路防雷性能的影响,文中利用电力系统电磁暂态计算程序(ATP-EMTP)对某地区66 kV同塔双回输电线路进行建模仿真,分析线路避雷器对杆塔电位的影响,并得到了安装2支～4支线路避雷器时的最佳安装位置.对于66 kV同塔双回输电线路,安装2支避雷器时,建议安装在上横担的两相导线;安装3支避雷器时,建议在上横担的两相导线安装2支,在下横担的相导线安装1支;安装4支避雷器时,建议在上横担和下横担各安装2支避雷器.
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