Dianci bileiqi配电网线路繁多，覆盖范围广，易遭受雷电袭击，破坏力度大。通过建弧机理和熄弧特性分析，中性点不接地方式虽不易建弧，一旦建弧难于熄灭，当系统电容电流较大时仍会有较高的建弧率。消弧线圈接地方式下若补偿度不足或者较高时，会加大接地电弧重燃概率。小电阻接地方式下虽可防护弧光接地过电压，但无法识别故障性质，无法处理高阻接地故障。因此可根据配电网不同的线路结构优化中性点接地方式以降低雷击建弧率。不接地方式仅适用于电容电流小于10 A的以架空裸导线为主的配电网 ...
郝树青, 何肖蒙, 张洋, 李华鹏
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