| 三相低压不接地系统单相接地故障的定位检测方法 |
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| 引用本文： | 林金朝.三相低压不接地系统单相接地故障的定位检测方法[J].重庆邮电学院学报(自然科学版),1999,11(2):23-26. |
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| 作者姓名： | 林金朝 |
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| 作者单位： | 重庆邮电学院电信工程系 |
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| 摘 要： | 针对３８０Ｖ代压不接地系统中电动机的单相接地故障，提出了一种通用外加直流电流进行定位检测的方法，并分析了外加直流信号对运行电动机的影响，讨论了该方法的一种实现方案。
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| 关 键 词： | 不接地系统 接地故障 定位检测 三相异步电机 |
The Locating Detection for the Single Phase Earth Fault in Three Phase Low voltage Earth free Power Systems |
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| Lin Jinzhao.The Locating Detection for the Single Phase Earth Fault in Three Phase Low voltage Earth free Power Systems[J].Journal of Chongqing University of Posts and Telecommunications(Natural Sciences Edition),1999,11(2):23-26. |
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| Authors: | Lin Jinzhao |
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| Abstract: | In this paper, a feasible locating detection approach detecting motor's single phase earth fault occurring in the 380V three phase earth free powersystems is presented. The adscititious DC current's influence on running motor is analyzed, and a device which can detect the fault is introduced. |
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| Keywords: | earth free power systems adscititious DC current earth fault locating detection |
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