华电技术 ›› 2008, Vol. 30 ›› Issue (2): 58-61.

• 一线动态 • 上一篇    下一篇

直流系统接地故障的分析

李润平1 , 温泉 2   

  1. 1.华电青岛发电有限公司,山东 青岛266031 ;2.青岛啤酒股份有限公司,山东 青岛266032
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2008-02-25 发布日期:2008-02-25
  • 通讯作者: 李润平

Earth fault analysis of direct current system

LI Run-ping1, WEN Quan2   

  1. 1. Huadian Qingdao Power Generation Co., Ltd., Qingdao 266031, China; 2.Tsingtao Brewery Co., Ltd. , Qingdao 266032, China
  • Received:1900-01-01 Revised:1900-01-01 Online:2008-02-25 Published:2008-02-25

摘要: 论述了直流系统接地故障产生的原因,分析了直流系统两点接地的危害,介绍了LT-2000A便携式直流接地故障接地定位仪的工作原理、技术参数及性能指标。在对直流系统了解的基础上,熟练掌握固定式绝缘检测装置和LT-2000A便携式直流接地故障接地定位仪的使用方法,是正确查找和处理直流系统故障的重要途径。

关键词: 直流系统, 接地, 故障原因, 危害, 分析, 绝缘检测装置, LT-2000A便携式直流接地故障接地定位仪, 查找方法

Abstract: The causes of the direct current system earth faults were discussed, the harm of direct current deuce earth was analyzed, while the working theory, technical parameters and performance index of portable LT-2000A were introduced. On base of the understanding of direct current system, keeping mastering utilization method of the stationary insulation detector equipment and LT-2000A, which is an important way to correctly check and deal with the faults of direct current system.

Key words: direct current system, earth, Breakdown reason, harm, analysis, insulation detector set, LT-2000A portable direct current earth fault earth position finder, search method