DE69522307T2 - Schutzrelaissystem mit differenzfilter und summierfilter - Google Patents

Schutzrelaissystem mit differenzfilter und summierfilter

Info

Publication number
DE69522307T2
DE69522307T2 DE69522307T DE69522307T DE69522307T2 DE 69522307 T2 DE69522307 T2 DE 69522307T2 DE 69522307 T DE69522307 T DE 69522307T DE 69522307 T DE69522307 T DE 69522307T DE 69522307 T2 DE69522307 T2 DE 69522307T2
Authority
DE
Germany
Prior art keywords
filter
summer
relay system
protective relay
differential
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 - Fee Related
Application number
DE69522307T
Other languages
English (en)
Other versions
DE69522307D1 (de
Inventor
Takafumi Maeda
Hiroshi Yamakawa
Fumio Andow
Mitsuru Yamaura
Yasuhiro Kurosawa
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 DE69522307D1 publication Critical patent/DE69522307D1/de
Publication of DE69522307T2 publication Critical patent/DE69522307T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H02H3/40—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
    • H02H3/44—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 the rate of change of electrical quantities
DE69522307T 1994-07-01 1995-06-29 Schutzrelaissystem mit differenzfilter und summierfilter Expired - Fee Related DE69522307T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP17326694A JP3322996B2 (ja) 1994-07-01 1994-07-01 保護継電方式
PCT/JP1995/001297 WO1996001515A1 (fr) 1994-07-01 1995-06-29 Systeme de relais protecteur a filtre differentiel spatial et a filtre sommateur

Publications (2)

Publication Number Publication Date
DE69522307D1 DE69522307D1 (de) 2001-09-27
DE69522307T2 true DE69522307T2 (de) 2002-04-25

Family

ID=15957266

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69522307T Expired - Fee Related DE69522307T2 (de) 1994-07-01 1995-06-29 Schutzrelaissystem mit differenzfilter und summierfilter

Country Status (5)

Country Link
US (1) US5796630A (de)
EP (1) EP0718949B1 (de)
JP (1) JP3322996B2 (de)
DE (1) DE69522307T2 (de)
WO (1) WO1996001515A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6473723B1 (en) * 1999-03-17 2002-10-29 General Electric Company Mimic high pass filter in a protective relay
JP2002262447A (ja) * 2001-03-02 2002-09-13 Toshiba Corp 保護継電装置
JP3830824B2 (ja) * 2002-01-28 2006-10-11 株式会社東芝 ディジタル形方向継電器
JP3857195B2 (ja) * 2002-07-09 2006-12-13 株式会社東芝 距離継電装置
US8675327B2 (en) * 2007-03-30 2014-03-18 General Electric Company Fast impedance protection technique immune to dynamic errors of capacitive voltage transformers
US7492298B2 (en) * 2007-04-09 2009-02-17 Infineon Technologies Ag System having a signal converter device and method of operating
EP2424063B1 (de) * 2010-08-23 2020-09-30 Nexans Quencherkennungssystem für einen Supraleiter-Fehlstrombegrenzer
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
CN103414148A (zh) * 2013-06-21 2013-11-27 苏州圣元电器有限公司 具有故障记录功能的三相电源保护记录仪
JP7418245B2 (ja) * 2020-03-02 2024-01-19 三菱電機株式会社 電流差動リレー装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2116792B (en) * 1982-03-03 1985-07-31 Nat Res Dev Protection of electrical power supply systems
JPS62285512A (ja) * 1986-06-03 1987-12-11 Fuji Electric Co Ltd デイジタルフイルタ
JPH04161018A (ja) * 1990-10-22 1992-06-04 Nissin Electric Co Ltd 平均化実効値演算方法およびその方法を用いた保護リレー
JP2682930B2 (ja) * 1992-04-20 1997-11-26 三菱電機株式会社 ディジタルリレー装置
JP3119541B2 (ja) * 1993-03-25 2000-12-25 株式会社東芝 周波数検出方式
US5455776A (en) * 1993-09-08 1995-10-03 Abb Power T & D Company Inc. Automatic fault location system
JP3000326B2 (ja) * 1993-09-22 2000-01-17 株式会社日立製作所 デジタル形距離継電器
US5506789A (en) * 1993-10-15 1996-04-09 The Texas A & M University System Load extraction fault detection system
SE502073C2 (sv) * 1994-01-03 1995-07-31 Asea Brown Boveri Förfarande och anordning för riktningsbestämning av fel på en kraftlinje

Also Published As

Publication number Publication date
JP3322996B2 (ja) 2002-09-09
EP0718949A1 (de) 1996-06-26
DE69522307D1 (de) 2001-09-27
EP0718949B1 (de) 2001-08-22
WO1996001515A1 (fr) 1996-01-18
JPH0819169A (ja) 1996-01-19
EP0718949A4 (de) 1998-03-04
US5796630A (en) 1998-08-18

Similar Documents

Publication Publication Date Title
BR9509763A (pt) Disposição e método de filtro de ar de fluxo invertido
DE69519101D1 (de) Mhc-komplexe und ihre verwendung
DE69324895T2 (de) Filteranordnung mit Filtereinsatz und Abdichtungsvorrichtung
DE69417240T2 (de) Integriertes verbindungsstück und filter
DE69210672D1 (de) Filter und Filtereinheiten
DE69329113D1 (de) Freischneidegerät und sein fahrgestell
DE59509753D1 (de) Elektrochrome dünnschichtsysteme und deren komponenten
DE69504190T2 (de) Kanne mit filter
DE69711176T2 (de) Filter und wärmetauscher
FI952656A0 (fi) Foerfarande och anordning vid pulsmaetning av en person
FI971355A0 (fi) Menetelmä ja järjestely siirtojärjestelmässä
DE69522307D1 (de) Schutzrelaissystem mit differenzfilter und summierfilter
FI934807A (fi) Suodatusmenetelmä ja suodatin
DE69422136T2 (de) Kraftstoffilter und dessen Festhaltesystem
DE69527045D1 (de) Tetrahydrofurane und tetrahydropyrane
DE69620243D1 (de) Haupt- und nebenstromfilter
DE69721913D1 (de) Filterverfahren und dazugehöriges filtersystem
DE69513913T2 (de) Sicherheitssystem und zugehöriger Detektor
DE69724707D1 (de) Filter und Rasteroperationen
FI96279B (fi) Hengityssuojain, jossa on huppu ja siihen kiinnitetty suodatin
DE69901592D1 (de) Zusammensetzung für im nahen Infrarotbereich absorbierende Filter und daraus hergestellte Filter
DE69625881D1 (de) Filter und Filterelement
DE19581221D2 (de) Sehlochblende und Sehhilfe mit Sehlochblende
KR940019035U (ko) 공기 조화기에 있어서 공기 여과장치
FI944502A (fi) Reunakaistoitettu palo- ja turvalasirakenne

Legal Events

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