Analysis of Lightning Protection Effect of Surge Protective Devices by Using Lightning Risk Assessment Method

Zhang Saizhong 　Zhong Wanqiang　Zheng Jianwei　Wang Xiaoying（Wenzhou Meteorological Bureau, Wenzhou 325027，Zhejiang Province，China）

Abstract By using risk assessment method, the relationship between the stage number of surge protective devices and the impact factors is obtained; by analyzing the lightning protection effect of the surge protective devices, the analysis method and conclusion for the lightning protection effect of the surge protective devices are achieved.

Key words　Lightning risk assessment　Surge protective device 　Lightning protection effect

摘　要　利用风险评估方法得到了浪涌保护器级数与影响因子的关系，对浪涌保护器防雷效果进行分析，得出了浪涌保护器防雷效果分析方法和结论。

关键词　雷击风险评估　浪涌保护器　防雷效果