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防绕击避雷针在220kV输电线路防雷中的效果分析

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摘要 为了评估在220k V输电线路地线上安装防绕击避雷针后的防雷效果,文章提出了3D的电气几何模型(EGM)来计算防绕击避雷针对导线的保护距离,以及加装防绕击避雷针后对线路耐雷性能的改善情况。对220k V典型杆塔(ZM1)的计算结果表明:防绕击避雷针可以起到一定的绕击保护作用。
作者 刘阳
出处 《科技创新与应用》 2017年第1期47-49,共3页 Technology Innovation and Application
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