CN104364988A - 通过电流差动保护识别故障的方法及其设备 - Google Patents
通过电流差动保护识别故障的方法及其设备 Download PDFInfo
- Publication number
- CN104364988A CN104364988A CN201280073738.XA CN201280073738A CN104364988A CN 104364988 A CN104364988 A CN 104364988A CN 201280073738 A CN201280073738 A CN 201280073738A CN 104364988 A CN104364988 A CN 104364988A
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- CN
- China
- Prior art keywords
- fault
- electric current
- difference
- current
- fault component
- 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
- 230000004224 protection Effects 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 37
- 239000013598 vector Substances 0.000 claims abstract description 30
- 238000005259 measurement Methods 0.000 claims description 9
- 230000035945 sensitivity Effects 0.000 abstract description 18
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 230000004043 responsiveness Effects 0.000 description 3
- 101150055297 SET1 gene Proteins 0.000 description 2
- 101150117538 Set2 gene Proteins 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
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- 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
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
- G01R31/3278—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches of relays, solenoids or reed switches
-
- 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
- H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/28—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/10—Measuring sum, difference or ratio
-
- 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
- H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/28—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
- H02H3/283—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus and taking into account saturation of current transformers
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2012/076525 WO2013181809A1 (en) | 2012-06-06 | 2012-06-06 | Method for identifying fault by current differential protection and device thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104364988A true CN104364988A (zh) | 2015-02-18 |
CN104364988B CN104364988B (zh) | 2017-02-22 |
Family
ID=49711283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280073738.XA Active CN104364988B (zh) | 2012-06-06 | 2012-06-06 | 通过电流差动保护识别故障的方法及其设备 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10393810B2 (zh) |
EP (1) | EP2859635B1 (zh) |
CN (1) | CN104364988B (zh) |
RU (1) | RU2580934C1 (zh) |
WO (1) | WO2013181809A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105811380A (zh) * | 2016-02-03 | 2016-07-27 | 中国电力科学研究院 | 一种基于傅里叶递推算法的快速电流差动保护方法 |
CN107069681A (zh) * | 2017-04-27 | 2017-08-18 | 许继电气股份有限公司 | 一种多端线路差动保护方法及系统 |
CN111512512A (zh) * | 2017-12-20 | 2020-08-07 | Abb电网瑞士股份公司 | 使用传输线路的多终端测量的相位选择 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104251948B (zh) * | 2014-10-22 | 2016-09-07 | 华自科技股份有限公司 | 一种适用于差动保护检测ct饱和的测试装置及测试方法 |
EP3062410B1 (en) * | 2015-02-27 | 2021-05-05 | General Electric Technology GmbH | A protection apparatus |
CN104977488B (zh) * | 2015-06-30 | 2018-01-12 | 昆明理工大学 | 一种基于差动电流梯度角近似熵的变压器励磁涌流识别方法 |
CN106208000B (zh) * | 2016-09-22 | 2019-03-19 | 南京国电南自电网自动化有限公司 | 一种零差保护区外多相ct饱和分相与门闭锁方法 |
CN106451337B (zh) * | 2016-11-14 | 2018-07-13 | 国网天津市电力公司 | 一种利用故障分量动作的过流保护方法 |
EA033308B1 (ru) * | 2017-03-24 | 2019-09-30 | Белорусский Национальный Технический Университет | Способ определения вида короткого замыкания на линиях 6-35 киловольт |
CN110098601B (zh) * | 2019-05-21 | 2022-07-01 | 中国电力科学研究院有限公司 | 一种纵向故障有灵敏度的直流滤波器差动保护方法及系统 |
CN111030062B (zh) * | 2019-12-06 | 2022-08-30 | 中国电力科学研究院有限公司 | 一种区分平波电抗器内外故障的高压直流输电线路保护方法及装置 |
CN111060739B (zh) * | 2020-02-14 | 2021-10-12 | 东方电子股份有限公司 | 一种基于差动电流与故障特征量的故障类型识别方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1233099A (zh) * | 1998-04-21 | 1999-10-27 | 东芝株式会社 | 系统保护继电装置 |
US6442010B1 (en) * | 2000-04-03 | 2002-08-27 | General Electric Company | Differential protective relay for electrical buses with improved immunity to saturation of current transformers |
CN1773799A (zh) * | 2005-11-17 | 2006-05-17 | 北京四方继保自动化股份有限公司 | 基于时间尺度的可变制动系数的比率制动方法 |
Family Cites Families (22)
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US3679937A (en) * | 1970-11-24 | 1972-07-25 | Novocherkassky Politekhmichesk | Method of and apparatus for blocking phase-comparison protection |
JPS596715A (ja) * | 1982-07-01 | 1984-01-13 | 三菱電機株式会社 | 差動保護継電装置 |
JPS60180421A (ja) * | 1984-02-27 | 1985-09-14 | 三菱電機株式会社 | 差動保護継電装置 |
JP2565870B2 (ja) * | 1986-06-11 | 1996-12-18 | 株式会社東芝 | 差動継電装置 |
JP2676704B2 (ja) * | 1989-08-30 | 1997-11-17 | 三菱電機株式会社 | 差動保護継電装置 |
US5809045A (en) * | 1996-09-13 | 1998-09-15 | General Electric Company | Digital current differential system |
US5963404A (en) * | 1998-06-16 | 1999-10-05 | Schweitzer Engineering Laboratories, Inc. | Restricted earth fault protection for transformers using a directional element |
US6341055B1 (en) * | 1999-10-15 | 2002-01-22 | Schweitzer Engineering Laboratories, Inc. | Restraint-type differential relay |
US6829544B1 (en) * | 2000-04-10 | 2004-12-07 | General Electric Company | Line current differential protective relaying method and relay for in-zone tapped transformers |
US6442011B1 (en) | 2000-05-08 | 2002-08-27 | General Electric Company | Flux concentration adjustment mechanism and method for hall effect sensors and circuit breaker using same |
US20020018327A1 (en) * | 2000-07-10 | 2002-02-14 | Walker Michael S. | Multi-winding fault-current limiter coil with flux shaper and cooling for use in an electrical power transmission/distribution application |
US6590397B2 (en) * | 2000-10-19 | 2003-07-08 | Schweitzer Engineering Laboratories, Inc. | Line differential protection system for a power transmission line |
SE0303615D0 (sv) * | 2003-12-31 | 2003-12-31 | Abb Ab | Method and device for Fault Detection in Transformers |
RU2261510C1 (ru) * | 2004-02-26 | 2005-09-27 | Общество с ограниченной ответственностью "Научно-производственное предприятие "Экра" | Способ дифференциальной защиты электроустановки |
RU40545U1 (ru) * | 2004-02-26 | 2004-09-10 | Общество с ограниченной ответственностью "Научно производственное предприятие "ЭКРА" | Микропроцессорный терминал дифференциальной защиты электроустановки |
JP2006014400A (ja) * | 2004-06-22 | 2006-01-12 | Hitachi Ltd | 差電流監視装置 |
GB0713126D0 (en) * | 2007-07-06 | 2007-08-15 | Areva T & D Uk Ltd | Improvements in or relating to current differential protection relays |
DE102008016575B4 (de) * | 2008-04-01 | 2013-02-21 | Abb Ag | Voll-Schutzschalter und motorsteuerbarer Vollschutzschalter |
US8194374B2 (en) * | 2009-04-16 | 2012-06-05 | Schweitzser Engineering Laboratories, Inc. | Differential element with harmonic blocking and harmonic restraint operating in parallel |
FR2947976B1 (fr) * | 2009-07-07 | 2011-07-22 | Sagem Defense Securite | Circuit d'excitation de capteurs a courant continu |
FR2954613B1 (fr) * | 2009-12-17 | 2013-06-07 | Schneider Electric Ind Sas | Dispositif et procede de protection differentielle et appareil electrique comportant un tel dispositif |
EP2424063B1 (en) * | 2010-08-23 | 2020-09-30 | Nexans | Quench detection system for a superconductor fault current limiter |
-
2012
- 2012-06-06 CN CN201280073738.XA patent/CN104364988B/zh active Active
- 2012-06-06 WO PCT/CN2012/076525 patent/WO2013181809A1/en active Application Filing
- 2012-06-06 EP EP12878421.2A patent/EP2859635B1/en active Active
- 2012-06-06 RU RU2014153075/07A patent/RU2580934C1/ru not_active IP Right Cessation
- 2012-06-06 US US14/405,292 patent/US10393810B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1233099A (zh) * | 1998-04-21 | 1999-10-27 | 东芝株式会社 | 系统保护继电装置 |
US6442010B1 (en) * | 2000-04-03 | 2002-08-27 | General Electric Company | Differential protective relay for electrical buses with improved immunity to saturation of current transformers |
CN1773799A (zh) * | 2005-11-17 | 2006-05-17 | 北京四方继保自动化股份有限公司 | 基于时间尺度的可变制动系数的比率制动方法 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105811380A (zh) * | 2016-02-03 | 2016-07-27 | 中国电力科学研究院 | 一种基于傅里叶递推算法的快速电流差动保护方法 |
CN105811380B (zh) * | 2016-02-03 | 2020-01-24 | 中国电力科学研究院 | 一种基于傅里叶递推算法的快速电流差动保护方法 |
CN107069681A (zh) * | 2017-04-27 | 2017-08-18 | 许继电气股份有限公司 | 一种多端线路差动保护方法及系统 |
CN107069681B (zh) * | 2017-04-27 | 2019-09-10 | 许继电气股份有限公司 | 一种多端线路差动保护方法及系统 |
CN111512512A (zh) * | 2017-12-20 | 2020-08-07 | Abb电网瑞士股份公司 | 使用传输线路的多终端测量的相位选择 |
CN111512512B (zh) * | 2017-12-20 | 2021-07-30 | Abb电网瑞士股份公司 | 使用传输线路的多终端测量的相位选择 |
US11280824B2 (en) | 2017-12-20 | 2022-03-22 | Hitachi Energy Switzerland Ag | High sensitive phase selection method |
Also Published As
Publication number | Publication date |
---|---|
EP2859635A1 (en) | 2015-04-15 |
WO2013181809A1 (en) | 2013-12-12 |
EP2859635B1 (en) | 2019-08-07 |
CN104364988B (zh) | 2017-02-22 |
EP2859635A4 (en) | 2016-04-06 |
US10393810B2 (en) | 2019-08-27 |
RU2580934C1 (ru) | 2016-04-10 |
US20150160297A1 (en) | 2015-06-11 |
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GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180517 Address after: Baden, Switzerland Patentee after: ABB Switzerland Co.,Ltd. Address before: Zurich Patentee before: ABB TECHNOLOGY Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210508 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: 20231220 Address after: Zurich, SUI Patentee after: Hitachi Energy Co.,Ltd. Address before: Swiss Baden Patentee before: Hitachi energy Switzerland AG |