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公路隧道防雷接地系统研究
引用本文:钟汉枢,张毅,李卫民,江凡.公路隧道防雷接地系统研究[J].公路,2004(6):170-172.
作者姓名:钟汉枢  张毅  李卫民  江凡
作者单位:1. 华南理工大学,广州市,510640
2. 深圳梧桐山隧道有限公司,深圳市,518081
3. 广东省高速公路有限公司,广州市,510100
4. 广东省公路建设公司,广州市,510600
摘    要:分析了公路隧道防雷接地的特殊性,提出将隧道初期支护的锚杆、管棚、拱架等焊接固连起来多点引出做基础接地体,构成接地装置,并采用拦截、屏蔽、均压(等电位连接)、分流和共用接地系统等综合防雷方案。实践证明,行之有效,对公路隧道防雷接地具有现实意义。

关 键 词:公路隧道  防雷接地系统  共用接地系统  基础接地体
文章编号:0451-0712(2004)06-0170-03

Study on Lightning Protection and Earthing System for Highway Tunnels
ZHONG Han-shu ,ZHANG Yi ,LI Wei-min ,JIANG Fan.Study on Lightning Protection and Earthing System for Highway Tunnels[J].Highway,2004(6):170-172.
Authors:ZHONG Han-shu  ZHANG Yi  LI Wei-min  JIANG Fan
Institution:ZHONG Han-shu 1,ZHANG Yi 2,LI Wei-min 3,JIANG Fan 4
Abstract:On the basis of analyzing the characteristics of lingtning protection and earthing system for hingway tunnels,it is proposed that earthing electrode is composed of the metals of initial support in tunnel such as anchor rods,long-pipe-shed,reinforcing steel net and so on. An overall lightning protection scheme is adopted,inclusive of air-termination system,shield,equipotential bond,parallel branch and common earthing system. The experimental results prove that this scheme is effective,it has practical significance in lightning protection and earthing system for highway tunnels.
Keywords:highway tunnel  overall lightning protection  common earthing system  earthing electrode  
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