接地电阻的影响因素分析  

Impact Factor Analysis of Grounding Resistance

作　　者：刘泽西[1] 王勇[1] 谢新萍[1] 

机构地区：[1]西北核技术研究所,陕西西安710024

出　　处：《电工电气》2010年第10期22-24,57,共4页Electrotechnics Electric

摘　　要：接地电阻的大小直接影响供用电操作人员安全及设备正常运行和测量数据的稳定性,对接地装置的面积、材质、施工方法及测量方法等影响接地电阻的因素进行了分析,给出了直线三极法和无辅助极法的测量原理。选择正确的测量方法并采取适当措施可有效降低接地电阻。Grounding resistance＇s value has direct impact on power supply and use personnel safety,equipment＇s normal operation and measurement data stability.Analysis was carried out to the area of grounding device,material,construction method and measurement method etc factors impacting on grounding resistance,straight line three-pole method and non-interpole measurement principle given.Correct measurement method and suitable,measures can effectively reduce grounding resistance.

关 键 词：接地电阻 影响因素 分析 

分 类 号：TM862[电气工程—高电压与绝缘技术]