BR8601203A - Rele de protecao - Google Patents

Rele de protecao

Info

Publication number
BR8601203A
BR8601203A BR8601203A BR8601203A BR8601203A BR 8601203 A BR8601203 A BR 8601203A BR 8601203 A BR8601203 A BR 8601203A BR 8601203 A BR8601203 A BR 8601203A BR 8601203 A BR8601203 A BR 8601203A
Authority
BR
Brazil
Prior art keywords
protective relay
relay
protective
Prior art date
Application number
BR8601203A
Other languages
English (en)
Inventor
Eric Avram Udren
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of BR8601203A publication Critical patent/BR8601203A/pt

Links

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
    • 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
    • H02H3/40—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 ratio of voltage and current
BR8601203A 1985-03-06 1986-03-05 Rele de protecao BR8601203A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/709,235 US4841405A (en) 1985-03-06 1985-03-06 Protective relaying apparatus for providing fault-resistance correction

Publications (1)

Publication Number Publication Date
BR8601203A true BR8601203A (pt) 1986-11-25

Family

ID=24849003

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8601203A BR8601203A (pt) 1985-03-06 1986-03-05 Rele de protecao

Country Status (7)

Country Link
US (1) US4841405A (pt)
JP (1) JPS61207130A (pt)
CN (1) CN1010537B (pt)
BR (1) BR8601203A (pt)
CA (1) CA1247225A (pt)
MX (1) MX162045A (pt)
ZA (1) ZA861285B (pt)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2677722B2 (ja) * 1991-07-05 1997-11-17 株式会社東芝 ディジタル保護継電器
US5742513A (en) * 1996-05-15 1998-04-21 Abb Power T&D Company Inc. Methods and systems for automatic testing of a relay
US5839093A (en) * 1996-12-31 1998-11-17 Abb Transmit Oy System for locating faults and estimating fault resistance in distribution networks with tapped loads
US6336059B1 (en) * 1998-11-17 2002-01-01 Abb Power T&D Company Inc. Reach-measurement method for distance relays and fault locators on series-compensated transmission lines using local information
IT1314352B1 (it) * 1999-12-30 2002-12-09 Abb Ricerca Spa Dispositivo elettronico di protezione da una corrente di dispersioneverso terra
FR2812981B1 (fr) * 2000-08-10 2002-10-18 Alstom Protection pour reseau electrique ayant une liaison de transmission de donnees infrarouge utilisant le protocole wap
US6518767B1 (en) * 2000-10-19 2003-02-11 Schweitzer Engineering Laboratories, Inc. Line differential protection system for a power transmission line
US6590397B2 (en) * 2000-10-19 2003-07-08 Schweitzer Engineering Laboratories, Inc. Line differential protection system for a power transmission line
US6466030B2 (en) 2000-12-29 2002-10-15 Abb Power Automation Ltd. Systems and methods for locating faults on a transmission line with a single tapped load
US6466031B1 (en) 2000-12-29 2002-10-15 Abb Power Automation Ltd. Systems and methods for locating faults on a transmission line with multiple tapped loads
KR100393909B1 (ko) * 2001-03-29 2003-08-06 유호전기공업주식회사 리액턴스 효과를 제거하는 송전선로 보호용 거리계전기법
US7253640B2 (en) * 2003-01-13 2007-08-07 Eaton Corporation Arc fault detector and method for locating an arc fault
US7068045B2 (en) * 2003-07-25 2006-06-27 Gaton Corporation Apparatus and method for real time determination of arc fault energy, location and type
SE530275C2 (sv) * 2006-02-10 2008-04-15 Abb Technology Ltd Metod och anordning för ett adaptivt distansskyddsrelä för krafttransmissionsledningar
US8159229B2 (en) * 2006-10-18 2012-04-17 Abb Technology Ltd. Load compensation in distance protection of a three-phase power transmission line
US8031447B2 (en) * 2007-10-09 2011-10-04 Schweitzer Engineering Laboratories, Inc. Transformer through-fault current monitor
RU2459330C2 (ru) * 2007-12-20 2012-08-20 Абб Текнолоджи Аг Способ управления реле защиты и реле защиты
US7903381B2 (en) * 2008-03-11 2011-03-08 Schweitzer Engineering Laboratories, Inc. Negative sequence differential element
RU2526844C2 (ru) * 2009-11-18 2014-08-27 Абб Рисерч Лтд. Способ и устройство дистанционной защиты от замыканий на землю
US8717725B2 (en) 2010-12-02 2014-05-06 Schweitzer Engineering Laboratories Inc Dual-comparator restricted earth fault protection
FR2996691B1 (fr) * 2012-10-05 2015-11-13 Schneider Electric Ind Sas Plan de protection ameliore contre les defauts monophases pour les reseaux de distribution moyenne tension
KR102045253B1 (ko) * 2013-09-12 2019-11-18 삼성전자주식회사 전자 장치의 정전기 방전 검출 방법 및 장치
CN103472360B (zh) * 2013-09-12 2016-05-25 深圳供电局有限公司 一种电网继电保护隐性故障远程监测定位装置
CN103812094B (zh) * 2014-01-22 2016-06-22 华北电力大学 基于故障分量虚拟阻抗差动的纵联保护系统及其方法
CN110024249B (zh) * 2017-06-15 2021-05-14 Abb电网瑞士股份公司 用于检测电力传输线路中的故障的方法和使用该方法的保护系统
CN109142988B (zh) * 2018-11-13 2020-08-04 广东电网有限责任公司 一种基于电能质量监测数据的配网故障定位方法及系统
CN109491295B (zh) * 2018-12-05 2020-06-16 岭澳核电有限公司 控制系统
EP3968034B1 (en) 2020-09-15 2024-07-17 Hitachi Energy Ltd Method and device for estimating source impedances across one or more transmission lines
EP4262038A1 (en) * 2022-04-11 2023-10-18 Hitachi Energy Switzerland AG A method, device, and system for adapting distance protection against reactance effect due to remote infeed and fault resistance

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5223640A (en) * 1975-08-15 1977-02-22 Tokyo Electric Power Co Inc:The Protective relay
JPS52100149A (en) * 1976-02-18 1977-08-22 Tokyo Electric Power Co Inc:The Digital failure point evaluating unit
JPS5830554B2 (ja) * 1978-11-13 1983-06-29 東京電力株式会社 送電線故障点探査・送電線保護用の故障点標定方式
JPS5592514A (en) * 1978-12-28 1980-07-14 Tokyo Shibaura Electric Co Digital protection relay
US4371907A (en) * 1981-08-11 1983-02-01 Westinghouse Canada Inc. Protective relay apparatus and methods for protecting electrical power transmission lines
US4455612A (en) * 1982-01-27 1984-06-19 Iowa State University Research Foundation, Inc. Recursive estimation in digital distance relaying system
US4450497A (en) * 1982-10-22 1984-05-22 Westinghouse Canada Ultra-high-speed relay
US4570231A (en) * 1984-01-27 1986-02-11 Richard H. Bunch Fault finder

Also Published As

Publication number Publication date
CN1010537B (zh) 1990-11-21
MX162045A (es) 1991-03-25
ZA861285B (en) 1986-10-29
CA1247225A (en) 1988-12-20
JPS61207130A (ja) 1986-09-13
CN86101390A (zh) 1986-12-17
US4841405A (en) 1989-06-20

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 05/03/2001

B15K Others concerning applications: alteration of classification

Ipc: H02H 7/26 (2006.01)