CN102253309B - 依据线电压确定长定子多点接地故障的方法 - Google Patents
依据线电压确定长定子多点接地故障的方法 Download PDFInfo
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- CN102253309B CN102253309B CN 201110110000 CN201110110000A CN102253309B CN 102253309 B CN102253309 B CN 102253309B CN 201110110000 CN201110110000 CN 201110110000 CN 201110110000 A CN201110110000 A CN 201110110000A CN 102253309 B CN102253309 B CN 102253309B
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CN 201110110000 CN102253309B (zh) | 2011-04-29 | 2011-04-29 | 依据线电压确定长定子多点接地故障的方法 |
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CN 201110110000 CN102253309B (zh) | 2011-04-29 | 2011-04-29 | 依据线电压确定长定子多点接地故障的方法 |
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CN102253309A CN102253309A (zh) | 2011-11-23 |
CN102253309B true CN102253309B (zh) | 2013-07-31 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105467236B (zh) * | 2015-11-19 | 2018-01-26 | 株洲南车时代电气股份有限公司 | 一种数字量信号监测装置 |
CN107037304A (zh) * | 2016-12-27 | 2017-08-11 | 国网辽宁省电力有限公司电力科学研究院 | 基于电阻比较法的发电机定子接地保护内外部故障判别方法 |
CN111665414A (zh) * | 2019-03-07 | 2020-09-15 | 株洲中车时代电气股份有限公司 | 一种t接配电网接地检测系统及其接地检测方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1086853C (zh) * | 1998-10-14 | 2002-06-26 | 东芝株式会社 | 距离继电器设备 |
CN1405572A (zh) * | 2001-08-09 | 2003-03-26 | 西门子公司 | 辐射形电网中识别故障的方法和装置以及该方法的应用 |
CN101452632A (zh) * | 2007-11-29 | 2009-06-10 | 上海蓝瑞软件技术有限公司 | 单相接地故障诊断装置 |
RU2358369C1 (ru) * | 2008-07-21 | 2009-06-10 | Государственное образовательное учреждение высшего профессионального образования Томский политехнический университет | Устройство для защиты от замыканий на землю обмотки статора генератора |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3824804B2 (ja) * | 1999-03-23 | 2006-09-20 | 株式会社日立製作所 | 保護リレー装置 |
JP2006288033A (ja) * | 2005-03-31 | 2006-10-19 | Daihen Corp | 地絡検出・表示装置及びそれを用いた地絡方向決定方法 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1086853C (zh) * | 1998-10-14 | 2002-06-26 | 东芝株式会社 | 距离继电器设备 |
CN1405572A (zh) * | 2001-08-09 | 2003-03-26 | 西门子公司 | 辐射形电网中识别故障的方法和装置以及该方法的应用 |
CN101452632A (zh) * | 2007-11-29 | 2009-06-10 | 上海蓝瑞软件技术有限公司 | 单相接地故障诊断装置 |
RU2358369C1 (ru) * | 2008-07-21 | 2009-06-10 | Государственное образовательное учреждение высшего профессионального образования Томский политехнический университет | Устройство для защиты от замыканий на землю обмотки статора генератора |
Non-Patent Citations (2)
Title |
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JP特开2000-278856A 2000.10.06 |
JP特开2006-288033A 2006.10.19 |
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CN102253309A (zh) | 2011-11-23 |
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