【摘要】 为求解装有避雷器的220 kV输电线路反击耐雷水平,基于杆塔的多波阻抗模型,根据求解分布参数线路波过程的Bergeron特征线法和求解开关电路的补偿法,建立了装有避雷器的输电线路防雷计算模型,比较了雷直击杆塔时安装不同支数避雷器的防雷效果,探讨了接地电阻、线路档距等对线路型避雷器使用效果的影响。更多还原

【Abstract】 To solve the back striking lighting withstand level of 220 kV transmission lines equipped with arresters, based on multi-wave impedance model,according to the method of Bergeron traveling wave and switching circuit compensation,a computational model of transmission line with arresters installed is constructed in this paper.The impact of some factors such as a number of arresters,ground resistance of tower and span of line, on lightning with stand level were analyzed.更多还原