CN109378806A - 一种有源配电网多分支故障判定方法及系统 - Google Patents
一种有源配电网多分支故障判定方法及系统 Download PDFInfo
- Publication number
- CN109378806A CN109378806A CN201811340949.0A CN201811340949A CN109378806A CN 109378806 A CN109378806 A CN 109378806A CN 201811340949 A CN201811340949 A CN 201811340949A CN 109378806 A CN109378806 A CN 109378806A
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- Prior art keywords
- switch
- intelligent terminal
- protection
- block signal
- power distribution
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000004891 communication Methods 0.000 claims abstract description 12
- 241000272814 Anser sp. Species 0.000 claims abstract description 10
- 238000012795 verification Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000015556 catabolic process Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/28—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured for meshed systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811340949.0A CN109378806B (zh) | 2018-11-12 | 2018-11-12 | 一种有源配电网多分支故障判定方法及系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811340949.0A CN109378806B (zh) | 2018-11-12 | 2018-11-12 | 一种有源配电网多分支故障判定方法及系统 |
Publications (2)
Publication Number | Publication Date |
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CN109378806A true CN109378806A (zh) | 2019-02-22 |
CN109378806B CN109378806B (zh) | 2019-12-10 |
Family
ID=65384807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811340949.0A Active CN109378806B (zh) | 2018-11-12 | 2018-11-12 | 一种有源配电网多分支故障判定方法及系统 |
Country Status (1)
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CN (1) | CN109378806B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114583671A (zh) * | 2022-03-22 | 2022-06-03 | 广东电网有限责任公司 | 一种配电网保护系统及方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1787316A (zh) * | 2005-11-18 | 2006-06-14 | 北京交通大学 | 利用同侧电流流向变化实现方向保护的方法 |
CN104659765A (zh) * | 2015-02-15 | 2015-05-27 | 国家电网公司 | 适用于电力系统多端辐射网络的通道配置与保护方案 |
CN106532658A (zh) * | 2016-11-18 | 2017-03-22 | 天津大学 | 一种适用于半波长输电线路的纵联方向保护方法 |
CN106936119A (zh) * | 2015-12-29 | 2017-07-07 | 中国电力科学研究院 | 一种半波长输电线路快速欠范围保护方法 |
CN107482597A (zh) * | 2017-08-16 | 2017-12-15 | 南京国电南自电网自动化有限公司 | 一种半波长输电线路时差纵联方向保护方法 |
-
2018
- 2018-11-12 CN CN201811340949.0A patent/CN109378806B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1787316A (zh) * | 2005-11-18 | 2006-06-14 | 北京交通大学 | 利用同侧电流流向变化实现方向保护的方法 |
CN104659765A (zh) * | 2015-02-15 | 2015-05-27 | 国家电网公司 | 适用于电力系统多端辐射网络的通道配置与保护方案 |
CN106936119A (zh) * | 2015-12-29 | 2017-07-07 | 中国电力科学研究院 | 一种半波长输电线路快速欠范围保护方法 |
CN106532658A (zh) * | 2016-11-18 | 2017-03-22 | 天津大学 | 一种适用于半波长输电线路的纵联方向保护方法 |
CN107482597A (zh) * | 2017-08-16 | 2017-12-15 | 南京国电南自电网自动化有限公司 | 一种半波长输电线路时差纵联方向保护方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114583671A (zh) * | 2022-03-22 | 2022-06-03 | 广东电网有限责任公司 | 一种配电网保护系统及方法 |
Also Published As
Publication number | Publication date |
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CN109378806B (zh) | 2019-12-10 |
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Address after: 250101 block B, Yinhe building, 2008 Xinjie street, hi tech Zone, Ji'nan, Shandong. Applicant after: Shandong Luneng Intelligent Technology Co., Ltd. Address before: 250101 Yinhe Daxia B Block 2008 Xinlu Street, Jinan High-tech Zone, Shandong Province Applicant before: Shandong Luneng Intelligent Technology Co., Ltd. |
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Address after: 250101 Electric Power Intelligent Robot Production Project 101 in Jinan City, Shandong Province, South of Feiyue Avenue and East of No. 26 Road (ICT Industrial Park) Applicant after: National Network Intelligent Technology Co., Ltd. Address before: 250101 block B, Yinhe building, 2008 Xinjie street, hi tech Zone, Ji'nan, Shandong. Applicant before: Shandong Luneng Intelligent Technology Co., Ltd. |
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Effective date of registration: 20210108 Address after: Room 902, 9 / F, block B, Yinhe building, 2008 Xinluo street, hi tech Zone, Jinan City, Shandong Province Patentee after: Shandong Luneng Software Technology Co.,Ltd. intelligent electrical branch Address before: 250101 power intelligent robot production project 101 south of Feiyue Avenue and east of No.26 Road (in ICT Industrial Park) in Suncun District of Gaoxin, Jinan City, Shandong Province Patentee before: National Network Intelligent Technology Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Room 902, 9 / F, block B, Yinhe building, 2008 Xinluo street, hi tech Zone, Jinan City, Shandong Province Patentee after: Shandong luruan Digital Technology Co.,Ltd. smart energy branch Address before: Room 902, 9 / F, block B, Yinhe building, 2008 Xinluo street, hi tech Zone, Jinan City, Shandong Province Patentee before: Shandong Luneng Software Technology Co.,Ltd. intelligent electrical branch |