CN102221660B - 小电流接地故障在线定位装置 - Google Patents
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- CN102221660B CN102221660B CN2011100660900A CN201110066090A CN102221660B CN 102221660 B CN102221660 B CN 102221660B CN 2011100660900 A CN2011100660900 A CN 2011100660900A CN 201110066090 A CN201110066090 A CN 201110066090A CN 102221660 B CN102221660 B CN 102221660B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
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CN2011100660900A CN102221660B (zh) | 2011-03-18 | 2011-03-18 | 小电流接地故障在线定位装置 |
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CN102221660A CN102221660A (zh) | 2011-10-19 |
CN102221660B true CN102221660B (zh) | 2013-08-21 |
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Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102944817B (zh) * | 2012-12-10 | 2015-01-07 | 国家电网公司 | 基于暂态信号小波变换的配电网单相接地故障定位方法及定位装置 |
CN103941156B (zh) * | 2014-04-16 | 2016-06-22 | 华北电力大学 | 基于极限学习机的多信息融合区段定位方法 |
CN104280665A (zh) * | 2014-09-29 | 2015-01-14 | 天津市翔晟远电力设备实业有限公司 | 配电网用的故障检测***及其检测方法 |
CN106556774A (zh) * | 2015-09-25 | 2017-04-05 | 浙江科畅电子有限公司 | 架空线路接地故障查找仪 |
CN105606954B (zh) * | 2015-11-16 | 2018-05-01 | 山东华美电力自动化有限公司 | 一种工矿低压电网单相接地漏电选线方法及装置 |
CN106771855A (zh) * | 2016-11-30 | 2017-05-31 | 国网河南省电力公司安阳供电公司 | 一种基于智能设备的配电网单相接地故障带电定位装置 |
CN107121622A (zh) * | 2017-06-16 | 2017-09-01 | 山东电工电气集团新能科技有限公司 | 新型故障指示***以及利用该***指示接地故障的方法 |
CN107290629B (zh) * | 2017-07-12 | 2020-09-01 | 国网青海省电力公司海南供电公司 | 一种10kv低压配电网接地故障定位方法 |
WO2019075673A1 (zh) * | 2017-10-18 | 2019-04-25 | 中国电力科学研究院有限公司 | 基于电场感应的单相接地故障检测方法、装置及存储介质 |
CN108957222A (zh) * | 2018-05-17 | 2018-12-07 | 安徽亚智电气有限公司 | 单相接地故障选线分析方法及控制*** |
CN109507529B (zh) * | 2018-11-16 | 2020-11-13 | 威胜信息技术股份有限公司 | 基于故障指示器的小电流接地故障判别定位方法 |
CN109557419B (zh) * | 2018-12-13 | 2020-11-06 | 国网山西省电力公司大同供电公司 | 一种输电线路检测方法 |
CN110261721B (zh) * | 2019-08-06 | 2021-02-02 | 云南电网有限责任公司电力科学研究院 | 有源补偿方式下的单相接地判别及判相方法 |
CN110261722B (zh) * | 2019-08-06 | 2021-02-02 | 云南电网有限责任公司电力科学研究院 | 一种中性点不接地***的单相接地判别及判相方法 |
CN111175610B (zh) * | 2020-02-06 | 2021-11-26 | 云南电网有限责任公司电力科学研究院 | 一种配电线路的故障定位***及方法 |
CN111175609B (zh) * | 2020-02-06 | 2022-04-12 | 云南电网有限责任公司电力科学研究院 | 配电网线路故障定位方法及*** |
CN113514730A (zh) * | 2021-07-09 | 2021-10-19 | 长沙理工大学 | 基于中性点工频零序电流注入的配电网高阻接地故障选线方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI115488B (fi) * | 2003-10-22 | 2005-05-13 | Abb Oy | Menetelmä ja laitteisto katkeilevan maasulun tunnistamiseksi sähkönjakeluverkossa |
CN101382577B (zh) * | 2008-10-24 | 2010-12-01 | 华北电力大学 | 配电网单相接地故障定位装置 |
CN101545944B (zh) * | 2009-05-14 | 2012-11-07 | 合肥科盟电子科技有限责任公司 | 一种小电流接地***配电网单相接地故障定位方法 |
CN101706547B (zh) * | 2009-11-09 | 2012-01-04 | 中国矿业大学 | 采用暂态行波和注入法的单相接地故障定位方法 |
CN101839958B (zh) * | 2010-04-28 | 2012-02-08 | 华北电力大学 | 配电网单相接地故障带电定位装置 |
CN202033449U (zh) * | 2011-03-18 | 2011-11-09 | 华北电力大学 | 小电流接地故障在线定位装置 |
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Inventor after: Qi Zheng Inventor after: Li Yansong Inventor after: Li Yan Inventor after: Xu Chunxin Inventor before: Qi Zheng Inventor before: Li Yansong Inventor before: Li Yan |
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Effective date of registration: 20131205 Address after: 102206 School of electrical and electronic engineering, North China Electric Power University, 2 North Farm Road, Beijing, Changping District Patentee after: North China Electric Power University Patentee after: Beijing Danhua Haobo Electricity Technology Co., Ltd. Patentee after: State Grid Corporation of China Patentee after: Shenyang Power Supply Company of State Grid Liaoning Electric Power Co., Ltd. Address before: 102206 School of electrical and electronic engineering, North China Electric Power University, 2 North Farm Road, Beijing, Changping District Patentee before: North China Electric Power University Patentee before: Beijing Danhua Haobo Electricity Technology Co., Ltd. |