CN102129008A - Fault detection device for distribution network - Google Patents
Fault detection device for distribution network Download PDFInfo
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- CN102129008A CN102129008A CN2011100030728A CN201110003072A CN102129008A CN 102129008 A CN102129008 A CN 102129008A CN 2011100030728 A CN2011100030728 A CN 2011100030728A CN 201110003072 A CN201110003072 A CN 201110003072A CN 102129008 A CN102129008 A CN 102129008A
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- Locating Faults (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
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Priority Applications (1)
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CN2011100030728A CN102129008A (en) | 2011-01-07 | 2011-01-07 | Fault detection device for distribution network |
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CN2011100030728A CN102129008A (en) | 2011-01-07 | 2011-01-07 | Fault detection device for distribution network |
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CN2011100030728A Pending CN102129008A (en) | 2011-01-07 | 2011-01-07 | Fault detection device for distribution network |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102508100A (en) * | 2011-11-04 | 2012-06-20 | 天津市翔晟远电力设备实业有限公司 | Method for judging line fault by using node current subjected to time base synchronization |
CN102590581A (en) * | 2012-01-12 | 2012-07-18 | 航天科工深圳(集团)有限公司 | Device for detecting power failure |
CN103267922A (en) * | 2013-05-15 | 2013-08-28 | 国家电网公司 | Intelligent cable short circuit grounding and temperature fault indicator |
CN106330566A (en) * | 2016-09-13 | 2017-01-11 | 成都慧农信息技术有限公司 | Equipment used for on-line monitoring of power supply state and network state |
CN107329036A (en) * | 2017-08-16 | 2017-11-07 | 杭州大有科技发展有限公司 | A kind of short-circuit sensor for high-tension line |
CN107819324A (en) * | 2017-11-18 | 2018-03-20 | 国网河南省电力公司博爱县供电公司 | A kind of distribution network fault handling method |
CN117741235A (en) * | 2023-12-18 | 2024-03-22 | 南方电网调峰调频发电有限公司检修试验分公司 | Current signal detection system |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02259477A (en) * | 1988-12-24 | 1990-10-22 | Stc Plc | Detection of fault position for submarine optical fiber cable |
JPH0843474A (en) * | 1994-08-03 | 1996-02-16 | Yaskawa Electric Corp | Apparatus for discriminating cause of ground fault of underground distribution line |
CN2515683Y (en) * | 2001-12-26 | 2002-10-09 | 北京浩华星电气设备技术开发有限公司 | Short-circuit and earth-fault indicator |
CN2537983Y (en) * | 2002-01-17 | 2003-02-26 | 福州大学 | Displayer for short circuit and earthing fault |
DE10215025A1 (en) * | 2002-04-03 | 2003-10-16 | Kries Energietechnik Gmbh & Co | Detecting/locating 3-phase network earth shorts, short circuits involves using criterion to decide if current detected fault will be displayed instead of or in addition to currently displayed fault(s) |
CN2798105Y (en) * | 2005-06-16 | 2006-07-19 | 上海市政工程设计研究院 | Structure for fast determining medium voltage cable network fault range |
CN201429668Y (en) * | 2009-04-09 | 2010-03-24 | 北京清畅电力技术股份有限公司 | Panel type short-circuit and earthing fault indicator |
CN201555917U (en) * | 2009-12-10 | 2010-08-18 | 桂林电子科技大学 | Power system fault indicating device |
CN201654159U (en) * | 2010-02-05 | 2010-11-24 | 厦门立林高压电气有限公司 | Short-circuit and earth-fault indicator |
CN201673233U (en) * | 2010-05-26 | 2010-12-15 | 西安兴汇电力科技有限公司 | Distribution network line fault judger |
CN201935980U (en) * | 2011-01-07 | 2011-08-17 | 杭州市电力局 | Power distribution network failure detector |
-
2011
- 2011-01-07 CN CN2011100030728A patent/CN102129008A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02259477A (en) * | 1988-12-24 | 1990-10-22 | Stc Plc | Detection of fault position for submarine optical fiber cable |
JPH0843474A (en) * | 1994-08-03 | 1996-02-16 | Yaskawa Electric Corp | Apparatus for discriminating cause of ground fault of underground distribution line |
CN2515683Y (en) * | 2001-12-26 | 2002-10-09 | 北京浩华星电气设备技术开发有限公司 | Short-circuit and earth-fault indicator |
CN2537983Y (en) * | 2002-01-17 | 2003-02-26 | 福州大学 | Displayer for short circuit and earthing fault |
DE10215025A1 (en) * | 2002-04-03 | 2003-10-16 | Kries Energietechnik Gmbh & Co | Detecting/locating 3-phase network earth shorts, short circuits involves using criterion to decide if current detected fault will be displayed instead of or in addition to currently displayed fault(s) |
CN2798105Y (en) * | 2005-06-16 | 2006-07-19 | 上海市政工程设计研究院 | Structure for fast determining medium voltage cable network fault range |
CN201429668Y (en) * | 2009-04-09 | 2010-03-24 | 北京清畅电力技术股份有限公司 | Panel type short-circuit and earthing fault indicator |
CN201555917U (en) * | 2009-12-10 | 2010-08-18 | 桂林电子科技大学 | Power system fault indicating device |
CN201654159U (en) * | 2010-02-05 | 2010-11-24 | 厦门立林高压电气有限公司 | Short-circuit and earth-fault indicator |
CN201673233U (en) * | 2010-05-26 | 2010-12-15 | 西安兴汇电力科技有限公司 | Distribution network line fault judger |
CN201935980U (en) * | 2011-01-07 | 2011-08-17 | 杭州市电力局 | Power distribution network failure detector |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102508100A (en) * | 2011-11-04 | 2012-06-20 | 天津市翔晟远电力设备实业有限公司 | Method for judging line fault by using node current subjected to time base synchronization |
CN102508100B (en) * | 2011-11-04 | 2015-12-09 | 天津智联恒信电力设备股份有限公司 | A kind of node current that base is synchronous when utilizing judges the method for line fault |
CN102590581A (en) * | 2012-01-12 | 2012-07-18 | 航天科工深圳(集团)有限公司 | Device for detecting power failure |
CN103267922A (en) * | 2013-05-15 | 2013-08-28 | 国家电网公司 | Intelligent cable short circuit grounding and temperature fault indicator |
CN106330566A (en) * | 2016-09-13 | 2017-01-11 | 成都慧农信息技术有限公司 | Equipment used for on-line monitoring of power supply state and network state |
CN107329036A (en) * | 2017-08-16 | 2017-11-07 | 杭州大有科技发展有限公司 | A kind of short-circuit sensor for high-tension line |
CN107329036B (en) * | 2017-08-16 | 2019-08-06 | 浙江大有实业有限公司 | A kind of short-circuit sensor for high-tension line |
CN107819324A (en) * | 2017-11-18 | 2018-03-20 | 国网河南省电力公司博爱县供电公司 | A kind of distribution network fault handling method |
CN117741235A (en) * | 2023-12-18 | 2024-03-22 | 南方电网调峰调频发电有限公司检修试验分公司 | Current signal detection system |
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Owner name: HANGZHOU DAYOU TECHNOLOGY DEVELOPMENT CO., LTD. ST Free format text: FORMER OWNER: HANGZHOU DAYOU TECHNOLOGY DEVELOPMENT CO., LTD. Effective date: 20121019 |
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Effective date of registration: 20121019 Address after: 310009 No. 291, Jianguo Middle Road, Hangzhou, Zhejiang Applicant after: Hangzhou Electric Power Bureau Applicant after: Hangzhou Dayou Technology Development Co., Ltd. Applicant after: State Grid Corporation of China Address before: 310009 No. 291, Jianguo Middle Road, Hangzhou, Zhejiang Applicant before: Hangzhou Electric Power Bureau Applicant before: Hangzhou Dayou Technology Development Co., Ltd. |
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Application publication date: 20110720 |