CN102969695A - 中性点经小电阻接地方式时的接地预告方法 - Google Patents
中性点经小电阻接地方式时的接地预告方法 Download PDFInfo
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- CN102969695A CN102969695A CN2012104176494A CN201210417649A CN102969695A CN 102969695 A CN102969695 A CN 102969695A CN 2012104176494 A CN2012104176494 A CN 2012104176494A CN 201210417649 A CN201210417649 A CN 201210417649A CN 102969695 A CN102969695 A CN 102969695A
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103941157A (zh) * | 2014-04-16 | 2014-07-23 | 江苏汉天星配电自动化科技有限公司 | 小电流接地***的接地线路及区段的定位方法 |
CN103944156A (zh) * | 2014-04-16 | 2014-07-23 | 江苏汉天星配电自动化科技有限公司 | 消弧线圈接地方式的接地预告方法 |
CN107192919A (zh) * | 2017-06-20 | 2017-09-22 | 国网江苏省电力公司无锡供电公司 | 一种接地方式自识别的配电网馈供线路保护装置及方法 |
CN109921405A (zh) * | 2019-04-24 | 2019-06-21 | 南京泰润电力工程有限公司 | 一种中压***中性点的接地方法 |
CN112787318A (zh) * | 2019-11-25 | 2021-05-11 | 中国石油大学(华东) | 一种小电阻接地***阶段式零序过电流保护的整定方法 |
Citations (3)
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JPH05172891A (ja) * | 1991-12-20 | 1993-07-13 | Toyo Commun Equip Co Ltd | 電路の地絡検出方法及び装置 |
CN101534001A (zh) * | 2008-03-11 | 2009-09-16 | 杨万钟 | 配网短路故障检测及非故障区段恢复供电方法 |
CN102279349A (zh) * | 2011-07-13 | 2011-12-14 | 国网电力科学研究院 | 基于残流变量的小电流接地选线方法 |
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Patent Citations (3)
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JPH05172891A (ja) * | 1991-12-20 | 1993-07-13 | Toyo Commun Equip Co Ltd | 電路の地絡検出方法及び装置 |
CN101534001A (zh) * | 2008-03-11 | 2009-09-16 | 杨万钟 | 配网短路故障检测及非故障区段恢复供电方法 |
CN102279349A (zh) * | 2011-07-13 | 2011-12-14 | 国网电力科学研究院 | 基于残流变量的小电流接地选线方法 |
Non-Patent Citations (2)
Title |
---|
张振旗: "10KV中性点小电阻接地***零序电流保护整定值探讨", 《供用电》 * |
张春合等: "小电阻接地***给继电保护带来的新问题", 《供用电》 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103941157A (zh) * | 2014-04-16 | 2014-07-23 | 江苏汉天星配电自动化科技有限公司 | 小电流接地***的接地线路及区段的定位方法 |
CN103944156A (zh) * | 2014-04-16 | 2014-07-23 | 江苏汉天星配电自动化科技有限公司 | 消弧线圈接地方式的接地预告方法 |
CN107192919A (zh) * | 2017-06-20 | 2017-09-22 | 国网江苏省电力公司无锡供电公司 | 一种接地方式自识别的配电网馈供线路保护装置及方法 |
CN109921405A (zh) * | 2019-04-24 | 2019-06-21 | 南京泰润电力工程有限公司 | 一种中压***中性点的接地方法 |
CN112787318A (zh) * | 2019-11-25 | 2021-05-11 | 中国石油大学(华东) | 一种小电阻接地***阶段式零序过电流保护的整定方法 |
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