摘要
根据GB 50057—2010《建筑物防雷设计规范》相关条款,分析当屋面金属设备和金属管道因接闪装置保护不全时,可能引入雷击至室内而造成危害,简单估算了雷击过电压的水平,并提出了消除或减小雷击危害的方案和建议。
According to the relevant clauses of GB 50057—2010,the lightning strike damage in indoors was analyzed,when the air-termination system can＇t fully protect the roof metal equipmens and metal pipeline. The level of lightning overvoltage was simply estimated. The solutions and suggestions of eliminating or reducing the lightning damages are proposed.
作者
朱国华
ZHU Guohua(Zhejiang Hongxiang Construction Group Co.,Ltd.,Jiaxing 314400,China)
出处
《现代建筑电气》
2018年第6期18-20,共3页
Modern Architecture Electric
关键词
屋面设备
金属管道
雷电隐患
过电压
roof equipment
metal pipeline
lightning hazards
overvoltage
