CN102721900B - 一种配网运行故障方向检测方法 - Google Patents
一种配网运行故障方向检测方法 Download PDFInfo
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- CN102721900B CN102721900B CN201210194096.0A CN201210194096A CN102721900B CN 102721900 B CN102721900 B CN 102721900B CN 201210194096 A CN201210194096 A CN 201210194096A CN 102721900 B CN102721900 B CN 102721900B
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000005070 sampling Methods 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims description 13
- 238000010606 normalization Methods 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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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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CN201210194096.0A CN102721900B (zh) | 2012-06-13 | 2012-06-13 | 一种配网运行故障方向检测方法 |
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CN201210194096.0A CN102721900B (zh) | 2012-06-13 | 2012-06-13 | 一种配网运行故障方向检测方法 |
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CN102721900A CN102721900A (zh) | 2012-10-10 |
CN102721900B true CN102721900B (zh) | 2014-11-26 |
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CN201210194096.0A Active CN102721900B (zh) | 2012-06-13 | 2012-06-13 | 一种配网运行故障方向检测方法 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102981103A (zh) * | 2012-11-19 | 2013-03-20 | 山东理工大学 | 利用故障信号自同步实现闭环网故障定位的方法 |
CN103257580B (zh) * | 2013-03-29 | 2015-07-01 | 国家电网公司 | 一种过负荷限制仿真装置 |
CN103257579B (zh) * | 2013-03-29 | 2015-07-01 | 国家电网公司 | 一种电压和角度参考值计算仿真装置 |
WO2016029466A1 (zh) * | 2014-08-29 | 2016-03-03 | 西门子公司 | 确定电力传输线路故障方向的方法和装置 |
CN105158640B (zh) * | 2015-09-15 | 2018-07-20 | 江苏金智科技股份有限公司 | 多电源供电系统及基于gps与电流波形的故障定位方法 |
CN109901023A (zh) * | 2019-04-08 | 2019-06-18 | 国网上海市电力公司 | 配电网线路柱上故障暂态数据采集终端、系统及方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1664598A (zh) * | 2005-03-29 | 2005-09-07 | 万忠泽 | 采用时标分组自动标定电力系统线路故障的方法 |
CN101614780A (zh) * | 2008-06-28 | 2009-12-30 | 托马斯及贝茨国际股份有限公司 | 方向性故障电流指示器 |
CN102129011A (zh) * | 2011-01-20 | 2011-07-20 | 福建省电力有限公司福州超高压输变电局 | 一种抗分布电容电流和故障电阻的线路相间故障单端测距方法 |
WO2012049294A1 (en) * | 2010-10-14 | 2012-04-19 | Abb Research Ltd | Fault direction parameter indicator device using only current and related methods |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US20100254056A1 (en) * | 2009-04-01 | 2010-10-07 | Erlphase Power Technologies Limited | Efficient method for calculating the dot product in fault detection algorithms |
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2012
- 2012-06-13 CN CN201210194096.0A patent/CN102721900B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1664598A (zh) * | 2005-03-29 | 2005-09-07 | 万忠泽 | 采用时标分组自动标定电力系统线路故障的方法 |
CN101614780A (zh) * | 2008-06-28 | 2009-12-30 | 托马斯及贝茨国际股份有限公司 | 方向性故障电流指示器 |
WO2012049294A1 (en) * | 2010-10-14 | 2012-04-19 | Abb Research Ltd | Fault direction parameter indicator device using only current and related methods |
CN102129011A (zh) * | 2011-01-20 | 2011-07-20 | 福建省电力有限公司福州超高压输变电局 | 一种抗分布电容电流和故障电阻的线路相间故障单端测距方法 |
Non-Patent Citations (4)
Title |
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利用测量电流互感器实现配电网故障电流检测的新方法;薛永端等;《电力系统自动化》;20011115(第21期);51-63 * |
含分布式电源的配电网方向过流保护;朱玲玲等;《电网技术》;20090720(第14期);95-96 * |
朱玲玲等.含分布式电源的配电网方向过流保护.《电网技术》.2009,(第14期), * |
薛永端等.利用测量电流互感器实现配电网故障电流检测的新方法.《电力系统自动化》.2001,(第21期), * |
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Owner name: ZHUHAI JINGWEI ELECTRIC CO., LTD. STATE ELECTRIC N Free format text: FORMER OWNER: ZHUHAI JINGWEI ELECTRIC CO., LTD. Effective date: 20121024 |
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Effective date of registration: 20121024 Address after: 519060 Guangdong province Zhuhai city road two No. 12 North Nanping Science and Technology Park Screen Applicant after: Zhuhai XJ Electric Co., Ltd. Applicant after: Zhuhai Jingwei Electric Co.,Ltd. Applicant after: State Grid Corporation of China Address before: 519060 Guangdong province Zhuhai city road two No. 12 North Nanping Science and Technology Park Screen Applicant before: Zhuhai XJ Electric Co., Ltd. Applicant before: Zhuhai Jingwei Electric Co.,Ltd. |
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