防雷工作中几个疑难和易误技术问题的处理

Solution of Several Complicated and Confusing Technical Problems in Lightning Prevention

针对加油站罩棚的防雷争议、两级SPD的安装间距、接地引下线尽可能短及接地电阻异常等问题,文章提出了探索处理以上防雷疑难及易误技术问题的方案。

There are a lot of disputatious problems on the lightning prevention dome of gas station, such as the installation space between two surge protective device （SPD）, the length of earth conductor, as well as the abnormal resistance of earth electrode. These complicated and confusing problems are investigated by applying the modern electrical knowledge and combining with a lot of lightning prevention practices. It is important to correctly understand and apply the lightning prevention regulations.