小电流接地系统单相接地故障分析及选线研究

›› 2011, Vol. 24 ›› Issue (1): 112-.

小电流接地系统单相接地故障分析及选线研究

杨淑英,张效铭

(1.华北电力大学电力系,河北保定 071003;2.山东省招远市供电公司安全监察部,山东招远 265400)

出版日期:2011-01-15 发布日期:2010-12-30
作者简介:杨淑英(1957-),女,副教授。研究方向:电力系统分析与控制,电能质量监测与治理。张效铭(1982-),女,硕士研究生。研究方向:电力系统分析运行管理与控制。

Single-phase Grounding Fault Analysis and Study of Line Selection for the Small Current Grounding System

YANG Shu-Ying, ZHANG Xiao-Ming

(1.Department of Power System,North China Electric Power University,Baoding 071003,China;2.Department of Safety Supervision,Zhaoyuan Power Company,Zhaoyuan 265400,China)

Online:2011-01-15 Published:2010-12-30

摘要/Abstract

摘要：

分析了小电流接地系统单相接地运行时几种易出现的故障,阐述了接地故障的判别方法及对策,并在此基础上研究了小电流接地系统单相接地的选线方案。实验证明,该系统可准确地对单项接地故障进行确认并报警。

关键词: 小电流接地系统, 单相接地故障, 选线

Abstract:

This paper analyzes several common malfunctions in case of singlephase grounding for the low current grounding system,presents the methods for fault identification and countermeasure for grounding malfunctions,on the basis of which it studies single phase wire selection for the low current grounding system.Experiments show that this system can identify fault accurately and giving an alarm.

Key words: low current grounding system;single-phase grounding malfunction;wire selection

中图分类号:

TM711

杨淑英, 张效铭. 小电流接地系统单相接地故障分析及选线研究[J]. , 2011, 24(1): 112-.

YANG Shu-Ying, ZHANG Xiao-Ming. Single-phase Grounding Fault Analysis and Study of Line Selection for the Small Current Grounding System[J]. , 2011, 24(1): 112-.

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