DE3481961D1 - Digitales schutzrelaissystem. - Google Patents

Digitales schutzrelaissystem.

Info

Publication number
DE3481961D1
DE3481961D1 DE8484113837T DE3481961T DE3481961D1 DE 3481961 D1 DE3481961 D1 DE 3481961D1 DE 8484113837 T DE8484113837 T DE 8484113837T DE 3481961 T DE3481961 T DE 3481961T DE 3481961 D1 DE3481961 D1 DE 3481961D1
Authority
DE
Germany
Prior art keywords
relay system
protective relay
digital protective
digital
relay
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
DE8484113837T
Other languages
English (en)
Inventor
Mitsuru Yamaura
Junichi Inagaki
Hachidai Ito
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE3481961D1 publication Critical patent/DE3481961D1/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
    • H02H3/38—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 both voltage and current; responsive to phase angle between voltage and current
    • 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
    • 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
DE8484113837T 1983-11-24 1984-11-15 Digitales schutzrelaissystem. Expired - Lifetime DE3481961D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58219560A JPS60113615A (ja) 1983-11-24 1983-11-24 デイジタル形保護継電装置

Publications (1)

Publication Number Publication Date
DE3481961D1 true DE3481961D1 (de) 1990-05-17

Family

ID=16737415

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484113837T Expired - Lifetime DE3481961D1 (de) 1983-11-24 1984-11-15 Digitales schutzrelaissystem.

Country Status (5)

Country Link
US (1) US4709295A (de)
EP (1) EP0147604B1 (de)
JP (1) JPS60113615A (de)
KR (1) KR890004587B1 (de)
DE (1) DE3481961D1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2620828A1 (fr) * 1987-09-17 1989-03-24 Iberduero Sa Localisateur de pannes sur un systeme de transmission d'energie electrique
US5170360A (en) * 1988-03-31 1992-12-08 Square D Company Computer-based metering arrangement including a circuit interrupter
JP2955710B2 (ja) * 1988-04-14 1999-10-04 株式会社日立製作所 デジタル保護リレー装置
JP2507555B2 (ja) * 1988-09-27 1996-06-12 株式会社東芝 ディジタル制御保護装置
US4994981A (en) * 1988-09-30 1991-02-19 Electric Power Research Institute, Inc. Method and apparatus for controlling a power converter
JPH0737997B2 (ja) * 1988-10-31 1995-04-26 三菱電機株式会社 電気量検出器
JPH02164216A (ja) * 1988-12-15 1990-06-25 Toshiba Corp デジタル形保護継電装置
US5123102A (en) * 1988-12-19 1992-06-16 Hewlett-Packard Company Method and apparatus for suspending computation due to detection of electrostatic discharge
JP2694993B2 (ja) * 1989-02-22 1997-12-24 株式会社日立製作所 電力用信号処理システムおよびディジタル保護リレー装置
US5140492A (en) * 1990-04-11 1992-08-18 Schweitzer Engineering Laboratories, Inc. Distance relay using a polarizing voltage
JPH04230868A (ja) * 1990-05-08 1992-08-19 Toshiba Corp 交流データ検出装置
JPH04208023A (ja) * 1990-11-30 1992-07-29 Toshiba Corp ディジタル形保護継電装置
US5224011A (en) * 1991-04-19 1993-06-29 Gas Research Institute Multifunction protective relay system
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
KR100430409B1 (ko) * 2001-12-04 2004-05-03 주식회사 일렉슨 계전기에서 계전 요소들을 설정하는 방법 및 그 장치
JP3923879B2 (ja) * 2002-09-27 2007-06-06 株式会社東芝 時刻同期機能付きディジタル保護継電器
US20060152866A1 (en) * 2005-01-13 2006-07-13 Gabriel Benmouyal System for maintaining fault-type selection during an out-of-step condition

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6360610B2 (de) * 1973-12-07 1988-11-25
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
JPS55127821A (en) * 1979-03-27 1980-10-03 Tokyo Shibaura Electric Co Digital protection relay unit
JPS55127829A (en) * 1979-03-27 1980-10-03 Tokyo Shibaura Electric Co Digital distance relay unit
GB2055263B (en) * 1979-08-10 1983-01-12 Tokyo Shibaura Electric Co Adjusting protective relays
US4435764A (en) * 1981-08-06 1984-03-06 Data General Corp. Computer network having a single electrically continuous bi-directional bus
US4455612A (en) * 1982-01-27 1984-06-19 Iowa State University Research Foundation, Inc. Recursive estimation in digital distance relaying system
US4528611A (en) * 1983-02-22 1985-07-09 Westinghouse Electric Corp. Relay for pilot protection of electrical power lines
US4570231A (en) * 1984-01-27 1986-02-11 Richard H. Bunch Fault finder

Also Published As

Publication number Publication date
US4709295A (en) 1987-11-24
EP0147604B1 (de) 1990-04-11
JPS60113615A (ja) 1985-06-20
KR890004587B1 (ko) 1989-11-16
KR850003619A (ko) 1985-06-20
JPH0517769B2 (de) 1993-03-10
EP0147604A1 (de) 1985-07-10

Similar Documents

Publication Publication Date Title
DE3382282D1 (de) Kabelpritschen-schutzsystem.
ATE18839T1 (de) Digitales funksystem.
DE3482568D1 (de) Digitales uebertragungssystem.
FI844574L (fi) Reservanordning foer en abonnentterminal i en digital koncentrator.
IT8419528A0 (it) Sistema commutatore digitale.
DE3577163D1 (de) Ueberwachungssystem fuer digitales schutzrelais.
DE3484762D1 (de) Vermittlungssystem.
DE3483685D1 (de) Schutzzusammensetzung.
DE3481961D1 (de) Digitales schutzrelaissystem.
FI842821A0 (fi) System foer golvlaeggning.
FI850223A0 (fi) Med solenergi drivet system foer alstrande av kyla.
FI841290A0 (fi) Automatiskt system foer behandling av mineralullsrullar.
DE3871927T2 (de) Digitales protektionsrelais.
FI843115A (fi) Digital satellitcentral.
AT385212B (de) Desintegratoranlage
NL193484B (nl) Digitaal fluorografisch systeem.
NO151754C (no) Systemforskaling.
FI844086L (fi) System foer textdisplay.
FI843445A (fi) System foer foerhindring av butiksstoelder.
NL191015C (nl) Weeginrichting.
DE3475966D1 (de) Goniostelemeter system
NO822783L (no) Ammunisjons-haandteringssystem.
DE3472819D1 (de) Vent line system
NO153700C (no) Marint stigeroersystem.
FI842137A (fi) Digital transmissionsanlaeggning.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee