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地下配电网故障的自动定位 被引量:2

AUTOMATIC FAULT LOCATION FOR UNDERGROUND DISTRIBUTION NETWORK
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摘要 本文阐述了地下低压配电网 (ULVDN)中永久性故障的自动定位技术。此定位系统预先处理时域反射仪(TDR TimeDomainReflectometry)信号以消除由于单相支接引起的反射 ,再对三相开路故障或短路故障进行定位。此系统采用自适应滤波技术来分析TDR信号以进行故障定位。检测过程不仅使基于TDR的故障定位仪使用者的解读技能要求可以最低 ,而且还能区分是单相支接还是故障。采用从实际地下低压配电网 (ULVDN)获取的现场数据 ,与目前的做法相比较 ,对新方法的性能进行了评估。本文还给出了对距离达 2
机构地区 英国
出处 《供用电》 2004年第2期12-17,共6页 Distribution & Utilization
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参考文献14

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同被引文献21

  • 1梁志刚,陈云敏,陈仁朋,陈赟.同轴电缆电磁波反射技术监测滑坡研究[J].岩土工程学报,2005,27(4):453-458. 被引量:19
  • 2陆锋.电力电缆故障的诊断及防范[J].供用电,2006,23(6):45-48. 被引量:16
  • 3许珉,白春涛,秦毅男,廖晓辉.电力电缆故障低压脉冲自动测距方法[J].继电器,2007,35(7):37-40. 被引量:25
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