大型地网接地阻抗测试案例分析  

Case Analysis of Ground Impedance Measurement for Large-scale Ground Network

作　　者：叶平 隋晓峰 赵丹 林世祺 

机构地区：[1]中山市防雷设施检测所,广东中山528400

出　　处：《现代建筑电气》2013年第3期13-16,35,共5页Modern Architecture Electric

摘　　要：主要论述了现今大型地网接地阻抗测试时所采用的电位降法、电流—电压表三极法、小电流异频接地阻抗测试仪测试法的基本原理、方法及其注意事项,对保障测试人员安全具有指导意义。Potential drop, ammeter-vohmeter three electrodes, small current and different frequency test method for ground impedance tester applied to today＇s large grounding impedance test were introduced. This article mainly focused on the basic principles, methods and some notes for those three methods. And it is essential to guarantee workers safety.

关 键 词：大型地网 接地阻抗 测试原理 测试方法 

分 类 号：TM862[电气工程—高电压与绝缘技术]