电气化铁道 关键词： 地铁；接触网；防雷接地系统；改进 [gap=452]Keyword： subway; OCS; lightning protection earthing system; improvement
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This article expounds the lightning protection and earthing of weak current system for intelligent building. It emphasizes lightning electromagnetic pulse.
对智能建筑弱电系统的防雷接地进行详细阐述，并对防雷击电磁脉冲部分着重说明。
The experimental results prove that this scheme is effective, it has practical significance in lightning protection and earthing system for highway tunnels.
实践证明，行之有效，对公路隧道防雷接地具有现实意义。
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