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干旱地区单层及多层介质土壤中降低接地电阻的方法
引用本文:张鑫,陈东,李倩.干旱地区单层及多层介质土壤中降低接地电阻的方法[J].西北地震学报,2011,33(Z1).
作者姓名:张鑫  陈东  李倩
作者单位:1. 中国科学院近代物理研究所,甘肃兰州,730000
2. 甘肃省交通规划勘察设计院有限责任公司,甘肃兰州,730000
3. 中国地震局兰州地震研究所,甘肃兰州,730000
摘    要:以甘肃省酒泉市金塔地区某变电站工程为实例,对戈壁、沙漠等高土壤电阻率地区如何降低接地电阻进行了组合分析。由于干旱地区年降雨量低,日照时间长,蒸发量大,用常规的降阻剂或局部更换土壤等方法难以长期稳定的解决高土壤电阻率地区接地电阻过大的问题。本文采用了一些特殊方法进行处理,这对促进此类地区电力建设项目及其他项目建设具有重要意义。

关 键 词:干旱地区  土壤电阻率  接地体  

A Method for Reducing Soil Electric Resistivity in Single and Multi-layer Medium Soil in Drought Area
ZHANG Xin,CHEN Dong,LI Qian.A Method for Reducing Soil Electric Resistivity in Single and Multi-layer Medium Soil in Drought Area[J].Northwestern Seismological Journal,2011,33(Z1).
Authors:ZHANG Xin  CHEN Dong  LI Qian
Institution:ZHANG Xin 1,CHEN Dong 2,LI Qian 3(1.Institute of Modem Physics,Chinese Academy of Sciences,Lanzhou 730000,China,2.Gansu Provincial Communications Planning Survey&Design Institute Co.,Ltd.,3.Lanzhou Institute of Seismology,CEA,China)
Abstract:Taking the project of electric substation in Jinta district of Jiuquan city,Gansu province,as a example,the synthetic analysis about how to reduce earthing resistance in the area having high soil electrical resistivity as Gobi and desert is done.Since the area have low yearly precipitation,long time sunshine and large amount of evaporation,some general ways using resistance reducer,or local soil replacement,can hardly work stably in long term.In this paper,some special means are adopted to solve the problem...
Keywords:Drought area  Soil electric resistivity  Earth lead  
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