CN101902037A - 小电流接地系统的一种分布式单相接地故障隔离方法 - Google Patents
小电流接地系统的一种分布式单相接地故障隔离方法 Download PDFInfo
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- CN101902037A CN101902037A CN 201010241375 CN201010241375A CN101902037A CN 101902037 A CN101902037 A CN 101902037A CN 201010241375 CN201010241375 CN 201010241375 CN 201010241375 A CN201010241375 A CN 201010241375A CN 101902037 A CN101902037 A CN 101902037A
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- 238000002955 isolation Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 33
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 230000007935 neutral effect Effects 0.000 claims description 18
- 230000001052 transient effect Effects 0.000 claims description 9
- 230000007547 defect Effects 0.000 abstract 1
- 238000004891 communication Methods 0.000 description 9
- 230000001681 protective effect Effects 0.000 description 4
- 230000006837 decompression Effects 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102270836A (zh) * | 2011-01-30 | 2011-12-07 | 武汉百叡电力技术有限公司 | 配电网广域过电流保护方法及系统 |
CN104795803A (zh) * | 2014-01-16 | 2015-07-22 | 西门子公司 | 一种区域选择性互锁装置 |
CN109256757A (zh) * | 2018-11-26 | 2019-01-22 | 国网山东省电力公司电力科学研究院 | 一种小电流接地系统单相接地故障自动隔离及重合闸方案 |
CN110808576A (zh) * | 2019-11-15 | 2020-02-18 | 广州供电局有限公司 | 一种适用于小电流接地系统的智能分布式单相接地故障隔离方法 |
Citations (5)
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JPH07301656A (ja) * | 1994-05-02 | 1995-11-14 | Sumitomo Electric Ind Ltd | ニュ−ラルネットワ−クを用いた送電線故障区間検出法 |
US5574611A (en) * | 1993-03-01 | 1996-11-12 | Hitachi, Ltd. | Service interruption minimizing system for power distribution line |
CN1614435A (zh) * | 2003-11-07 | 2005-05-11 | 淄博科汇电气有限公司 | 电力系统线路故障方向检测保护方法 |
CN101201380A (zh) * | 2006-12-11 | 2008-06-18 | 淄博科汇电气有限公司 | 电力系统小电流接地故障分段定位方法 |
JP2009005565A (ja) * | 2007-06-25 | 2009-01-08 | Mitsubishi Electric Corp | 配電線事故区間選択遮断装置および配電線事故区間選択遮断方法 |
-
2010
- 2010-07-30 CN CN2010102413759A patent/CN101902037B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5574611A (en) * | 1993-03-01 | 1996-11-12 | Hitachi, Ltd. | Service interruption minimizing system for power distribution line |
JPH07301656A (ja) * | 1994-05-02 | 1995-11-14 | Sumitomo Electric Ind Ltd | ニュ−ラルネットワ−クを用いた送電線故障区間検出法 |
CN1614435A (zh) * | 2003-11-07 | 2005-05-11 | 淄博科汇电气有限公司 | 电力系统线路故障方向检测保护方法 |
CN101201380A (zh) * | 2006-12-11 | 2008-06-18 | 淄博科汇电气有限公司 | 电力系统小电流接地故障分段定位方法 |
JP2009005565A (ja) * | 2007-06-25 | 2009-01-08 | Mitsubishi Electric Corp | 配電線事故区間選択遮断装置および配電線事故区間選択遮断方法 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102270836A (zh) * | 2011-01-30 | 2011-12-07 | 武汉百叡电力技术有限公司 | 配电网广域过电流保护方法及系统 |
CN102270835A (zh) * | 2011-01-30 | 2011-12-07 | 武汉百叡电力技术有限公司 | 配电网分布式过电流保护和相间故障隔离的方法 |
CN102270836B (zh) * | 2011-01-30 | 2014-07-09 | 武汉百叡电力技术有限公司 | 配电网广域过电流保护方法 |
CN104795803A (zh) * | 2014-01-16 | 2015-07-22 | 西门子公司 | 一种区域选择性互锁装置 |
US9916193B2 (en) | 2014-01-16 | 2018-03-13 | Siemens Aktiengesellschaft | Zone selective interlocking device |
CN104795803B (zh) * | 2014-01-16 | 2018-07-06 | 西门子公司 | 一种区域选择性互锁装置 |
CN109256757A (zh) * | 2018-11-26 | 2019-01-22 | 国网山东省电力公司电力科学研究院 | 一种小电流接地系统单相接地故障自动隔离及重合闸方案 |
CN109256757B (zh) * | 2018-11-26 | 2020-04-07 | 国网山东省电力公司电力科学研究院 | 一种小电流接地系统单相接地故障自动隔离及重合闸方案 |
CN110808576A (zh) * | 2019-11-15 | 2020-02-18 | 广州供电局有限公司 | 一种适用于小电流接地系统的智能分布式单相接地故障隔离方法 |
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CN101902037B (zh) | 2012-11-28 |
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