CN106463950A - 直流电网保护方法及其*** - Google Patents
直流电网保护方法及其*** Download PDFInfo
- Publication number
- CN106463950A CN106463950A CN201480078461.9A CN201480078461A CN106463950A CN 106463950 A CN106463950 A CN 106463950A CN 201480078461 A CN201480078461 A CN 201480078461A CN 106463950 A CN106463950 A CN 106463950A
- Authority
- CN
- China
- Prior art keywords
- fault
- protection device
- failure
- terminal protection
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 230000035945 sensitivity Effects 0.000 claims abstract description 25
- 230000004888 barrier function Effects 0.000 claims description 10
- 230000008030 elimination Effects 0.000 claims description 10
- 238000003379 elimination reaction Methods 0.000 claims description 10
- 230000015556 catabolic process Effects 0.000 claims description 9
- 238000004590 computer program Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 description 41
- 230000002441 reversible effect Effects 0.000 description 19
- 230000008859 change Effects 0.000 description 14
- 238000004891 communication Methods 0.000 description 13
- 238000004422 calculation algorithm Methods 0.000 description 12
- 230000001681 protective effect Effects 0.000 description 7
- 230000005611 electricity Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 230000001052 transient effect Effects 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
Classifications
-
- 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
- H02H7/268—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 dc 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
- H02H7/265—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 making use of travelling wave theory
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/42—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to product of voltage and current
-
- 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
- H02H7/263—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 measured values
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2014/091027 WO2016074199A1 (en) | 2014-11-13 | 2014-11-13 | Dc grid protection method and system thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106463950A true CN106463950A (zh) | 2017-02-22 |
CN106463950B CN106463950B (zh) | 2019-01-08 |
Family
ID=55953596
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201480078461.9A Active CN106463950B (zh) | 2014-11-13 | 2014-11-13 | 直流电网保护方法及其*** |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3218978A4 (zh) |
CN (1) | CN106463950B (zh) |
WO (1) | WO2016074199A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107390084A (zh) * | 2017-06-27 | 2017-11-24 | 清华大学 | 故障方向检测方法、装置、继电器和计算机可读存储介质 |
CN110308367A (zh) * | 2019-06-29 | 2019-10-08 | 许昌许继软件技术有限公司 | 一种直流配电网***、故障定位方法和故障定位*** |
CN110336256A (zh) * | 2019-07-04 | 2019-10-15 | 中国电力科学研究院有限公司 | 一种直流输电线路比率制动选极方法和*** |
CN112444667A (zh) * | 2019-09-02 | 2021-03-05 | 南京理工大学 | 一种直流配电网的边界保护方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107994552B (zh) * | 2017-11-27 | 2019-08-09 | 国网北京市电力公司 | 直流配电线路后备保护方法及***、存储介质 |
CN108616112A (zh) * | 2018-05-07 | 2018-10-02 | 华北电力大学 | 一种基于暂态电流相似度的柔性直流配电线路保护方法 |
CN109586255B (zh) * | 2018-11-28 | 2019-12-03 | 青岛科技大学 | 适用于lcc-hvdc逆变侧交流线路的纵联保护方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4351011A (en) * | 1978-04-06 | 1982-09-21 | Asea Aktiebolag | Directional wave detector apparatus |
CN1862903A (zh) * | 2006-06-16 | 2006-11-15 | 天津大学 | 特高压输电线分相电流相位差动保护方法 |
CN101577417A (zh) * | 2009-06-11 | 2009-11-11 | 西安交通大学 | 直流输电线路电流差动保护方法 |
CN103346542A (zh) * | 2013-06-24 | 2013-10-09 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | 基于分布参数的高压直流输电线路高阻接地故障识别方法 |
CN104122489A (zh) * | 2014-08-13 | 2014-10-29 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | 一种直流输电线路单相接地故障选线方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5745355A (en) * | 1996-06-25 | 1998-04-28 | Exide Electronics Corporation | Wireless selective tripping of AC power systems connected in parallel |
CN102183709B (zh) * | 2011-03-03 | 2013-03-27 | 华北电力大学(保定) | 电网故障点及故障严重程度的确定方法 |
CN103891077A (zh) * | 2011-11-01 | 2014-06-25 | Abb技术有限公司 | 高压传输线的基于行波的故障保护 |
WO2013071974A1 (en) * | 2011-11-17 | 2013-05-23 | Abb Research Ltd | Fault protection in mixed high-voltage transmission lines |
-
2014
- 2014-11-13 WO PCT/CN2014/091027 patent/WO2016074199A1/en active Application Filing
- 2014-11-13 CN CN201480078461.9A patent/CN106463950B/zh active Active
- 2014-11-13 EP EP14905956.0A patent/EP3218978A4/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4351011A (en) * | 1978-04-06 | 1982-09-21 | Asea Aktiebolag | Directional wave detector apparatus |
CN1862903A (zh) * | 2006-06-16 | 2006-11-15 | 天津大学 | 特高压输电线分相电流相位差动保护方法 |
CN101577417A (zh) * | 2009-06-11 | 2009-11-11 | 西安交通大学 | 直流输电线路电流差动保护方法 |
CN103346542A (zh) * | 2013-06-24 | 2013-10-09 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | 基于分布参数的高压直流输电线路高阻接地故障识别方法 |
CN104122489A (zh) * | 2014-08-13 | 2014-10-29 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | 一种直流输电线路单相接地故障选线方法 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107390084A (zh) * | 2017-06-27 | 2017-11-24 | 清华大学 | 故障方向检测方法、装置、继电器和计算机可读存储介质 |
CN107390084B (zh) * | 2017-06-27 | 2020-02-18 | 清华大学 | 故障方向检测方法、装置、继电器和计算机可读存储介质 |
CN110308367A (zh) * | 2019-06-29 | 2019-10-08 | 许昌许继软件技术有限公司 | 一种直流配电网***、故障定位方法和故障定位*** |
CN110336256A (zh) * | 2019-07-04 | 2019-10-15 | 中国电力科学研究院有限公司 | 一种直流输电线路比率制动选极方法和*** |
CN110336256B (zh) * | 2019-07-04 | 2022-04-01 | 中国电力科学研究院有限公司 | 一种直流输电线路比率制动选极方法和*** |
CN112444667A (zh) * | 2019-09-02 | 2021-03-05 | 南京理工大学 | 一种直流配电网的边界保护方法 |
CN112444667B (zh) * | 2019-09-02 | 2024-02-13 | 南京理工大学 | 一种直流配电网的边界保护方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3218978A4 (en) | 2018-07-18 |
WO2016074199A1 (en) | 2016-05-19 |
EP3218978A1 (en) | 2017-09-20 |
CN106463950B (zh) | 2019-01-08 |
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TR01 | Transfer of patent right |
Effective date of registration: 20210513 Address after: Baden, Switzerland Patentee after: ABB grid Switzerland AG Address before: Baden, Switzerland Patentee before: ABB Switzerland Co.,Ltd. |
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Address after: Swiss Baden Patentee after: Hitachi energy Switzerland AG Address before: Swiss Baden Patentee before: ABB grid Switzerland AG |
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Effective date of registration: 20240115 Address after: Zurich, SUI Patentee after: Hitachi Energy Co.,Ltd. Address before: Swiss Baden Patentee before: Hitachi energy Switzerland AG |
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