DE3879386D1 - Erfassung einer fehlerhaften phase in einem elektrischen mehrphasensystem. - Google Patents

Erfassung einer fehlerhaften phase in einem elektrischen mehrphasensystem.

Info

Publication number
DE3879386D1
DE3879386D1 DE8888310694T DE3879386T DE3879386D1 DE 3879386 D1 DE3879386 D1 DE 3879386D1 DE 8888310694 T DE8888310694 T DE 8888310694T DE 3879386 T DE3879386 T DE 3879386T DE 3879386 D1 DE3879386 D1 DE 3879386D1
Authority
DE
Germany
Prior art keywords
phase
detecting
faulty
electric multi
phase system
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.)
Expired - Lifetime
Application number
DE8888310694T
Other languages
English (en)
Other versions
DE3879386T2 (de
Inventor
Stanley Bruce Wilkinson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE3879386D1 publication Critical patent/DE3879386D1/de
Publication of DE3879386T2 publication Critical patent/DE3879386T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H02H3/32—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/34—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system
    • H02H3/343—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system using phase sequence analysers
DE8888310694T 1987-11-12 1988-11-11 Erfassung einer fehlerhaften phase in einem elektrischen mehrphasensystem. Expired - Lifetime DE3879386T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/120,090 US4819119A (en) 1987-11-12 1987-11-12 Faulted phase selector for single pole tripping and reclosing schemes

Publications (2)

Publication Number Publication Date
DE3879386D1 true DE3879386D1 (de) 1993-04-22
DE3879386T2 DE3879386T2 (de) 1993-08-26

Family

ID=22388213

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888310694T Expired - Lifetime DE3879386T2 (de) 1987-11-12 1988-11-11 Erfassung einer fehlerhaften phase in einem elektrischen mehrphasensystem.

Country Status (6)

Country Link
US (1) US4819119A (de)
EP (1) EP0316202B1 (de)
JP (1) JPH01190215A (de)
BR (1) BR8805917A (de)
DE (1) DE3879386T2 (de)
ES (1) ES2040870T3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5627712A (en) * 1990-04-19 1997-05-06 General Electric Company Transformer differential relay
KR960003360B1 (ko) * 1991-06-03 1996-03-09 마쯔시다덴기산교 가부시기가이샤 영상전압측정장치
US5790418A (en) * 1995-10-17 1998-08-04 Schweitzer Engineering Laboratories, Inc. Adaptive polarizing memory voltage time constant
US6239959B1 (en) 1999-06-30 2001-05-29 General Electric Company Ground distance relay for AC power transmission line protection
US8587290B2 (en) * 2011-03-29 2013-11-19 General Electric Company Method, system and device of phase identification using a smart meter
RU2670431C2 (ru) * 2016-11-10 2018-10-23 Общество с ограниченной ответственностью "Релематика" Способ диагностики электроэнергетического оборудования
CN108268695B (zh) * 2017-12-13 2021-06-29 杨娇丽 一种放大电路的设计方法及放大电路
CN111480275B (zh) * 2017-12-20 2022-12-30 日立能源瑞士股份公司 输电线路的基于零序电流的差动保护
EP3729582B1 (de) * 2017-12-20 2022-10-26 Hitachi Energy Switzerland AG Phasenauswahl unter verwendung von mehrpoligen messungen einer übertragungsleitung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3068046D1 (en) * 1979-09-27 1984-07-05 Gen Electric Co Plc Method and apparatus for identifying faults in electric power transmission systems
US4363066A (en) * 1981-03-20 1982-12-07 Westinghouse Electric Corp. Protective relay
US4398232A (en) * 1981-11-13 1983-08-09 Westinghouse Electric Corp. Protective relaying methods and apparatus
US4453191A (en) * 1982-07-29 1984-06-05 General Electric Company Overvoltage directional relay
US4686601A (en) * 1985-10-02 1987-08-11 General Electric Company Ground distance relay for AC power transmission line protection

Also Published As

Publication number Publication date
EP0316202A3 (en) 1990-08-08
EP0316202B1 (de) 1993-03-17
JPH01190215A (ja) 1989-07-31
DE3879386T2 (de) 1993-08-26
EP0316202A2 (de) 1989-05-17
ES2040870T3 (es) 1993-11-01
US4819119A (en) 1989-04-04
BR8805917A (pt) 1989-08-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: ROEGER UND KOLLEGEN, 73728 ESSLINGEN