SE0002784L - Digitalt skyddsrelä - Google Patents

Digitalt skyddsrelä

Info

Publication number
SE0002784L
SE0002784L SE0002784A SE0002784A SE0002784L SE 0002784 L SE0002784 L SE 0002784L SE 0002784 A SE0002784 A SE 0002784A SE 0002784 A SE0002784 A SE 0002784A SE 0002784 L SE0002784 L SE 0002784L
Authority
SE
Sweden
Prior art keywords
time
unit
converting
reference signal
protective relay
Prior art date
Application number
SE0002784A
Other languages
Unknown language ( )
English (en)
Other versions
SE519696C2 (sv
SE0002784D0 (sv
Inventor
Masamichi Saga
Itsuo Shuto
Original Assignee
Tokyo Shibaura 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 Tokyo Shibaura Electric Co filed Critical Tokyo Shibaura Electric Co
Publication of SE0002784D0 publication Critical patent/SE0002784D0/sv
Publication of SE0002784L publication Critical patent/SE0002784L/sv
Publication of SE519696C2 publication Critical patent/SE519696C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
    • 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
    • H02H3/006—Calibration or setting of parameters

Landscapes

  • Emergency Protection Circuit Devices (AREA)
SE0002784A 1999-07-28 2000-07-28 Digitalt skyddsrelä SE519696C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11213194A JP2001045646A (ja) 1999-07-28 1999-07-28 ディジタル保護継電器

Publications (3)

Publication Number Publication Date
SE0002784D0 SE0002784D0 (sv) 2000-07-28
SE0002784L true SE0002784L (sv) 2001-01-29
SE519696C2 SE519696C2 (sv) 2003-04-01

Family

ID=16635104

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0002784A SE519696C2 (sv) 1999-07-28 2000-07-28 Digitalt skyddsrelä

Country Status (6)

Country Link
US (1) US6714148B1 (sv)
JP (1) JP2001045646A (sv)
KR (1) KR100382659B1 (sv)
CN (1) CN1191666C (sv)
DE (1) DE10036698B4 (sv)
SE (1) SE519696C2 (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7532955B2 (en) * 2002-02-25 2009-05-12 General Electric Company Distributed protection system for power distribution systems
US7058482B2 (en) * 2002-02-25 2006-06-06 General Electric Company Data sample and transmission modules for power distribution systems
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
US7636616B2 (en) * 2003-02-25 2009-12-22 General Electric Company Protection system for power distribution systems
DE102005056483B3 (de) * 2005-11-26 2007-01-11 Atmel Germany Gmbh Funkuhr und Verfahren zur Gewinnung von Zeitinformationen
JP2008211937A (ja) * 2007-02-27 2008-09-11 Mitsubishi Electric Corp Ｉｒｉｇ信号デコード回路
CN101951190B (zh) * 2010-09-08 2012-10-24 文创太阳能(福建)科技有限公司 可以电隔离的光伏组件
KR102645066B1 (ko) * 2016-03-07 2024-03-07 엘에스일렉트릭(주) 계전기 및 동기화 시스템
CN106898998B (zh) * 2017-02-27 2018-09-21 华中科技大学 一种高压信号隔离的快速保护装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464698A (en) * 1982-09-20 1984-08-07 Hitachi, Ltd. Protective relay
EP0437861B1 (en) * 1990-01-16 1996-06-05 Hitachi, Ltd. Signal processing method and system.
JPH0522843A (ja) * 1991-07-09 1993-01-29 Mitsubishi Electric Corp 地絡方向継電装置
US5379224A (en) * 1991-11-29 1995-01-03 Navsys Corporation GPS tracking system
JPH05260761A (ja) * 1992-03-10 1993-10-08 Meidensha Corp インバータの負荷検出装置
KR950023982A (ko) * 1994-01-20 1995-08-21 조형기 이상전류 검출장치
US5576625A (en) * 1994-02-07 1996-11-19 Kabushiki Kaisha Toshiba Test method and apparatus for testing a protective relay system
JPH09121441A (ja) * 1995-10-25 1997-05-06 Nissin Electric Co Ltd 保護継電器
JPH09154228A (ja) * 1995-11-28 1997-06-10 Yutaka Denki Seisakusho:Kk 電源ライン監視装置
KR200156168Y1 (ko) * 1997-07-31 1999-09-01 이종수 전자식 과전류 계전기
JPH11178192A (ja) * 1997-12-11 1999-07-02 Toshiba Corp 保護継電器
KR100276397B1 (ko) * 1997-12-30 2001-01-15 권상문 주파수체배를 이용하여 결상보호동작을 신속화한 디지털계전기
US6370483B1 (en) * 1998-06-15 2002-04-09 Robert W. Beckwith Synchronous linear machine for protective relaying

Also Published As

Publication number Publication date
DE10036698A1 (de) 2001-03-08
US6714148B1 (en) 2004-03-30
CN1282995A (zh) 2001-02-07
KR100382659B1 (ko) 2003-05-09
SE519696C2 (sv) 2003-04-01
SE0002784D0 (sv) 2000-07-28
JP2001045646A (ja) 2001-02-16
DE10036698B4 (de) 2016-03-03
CN1191666C (zh) 2005-03-02
KR20010049862A (ko) 2001-06-15

Similar Documents

Publication Publication Date Title
HK1021676A1 (en) Bios protected by a security processor.
MY125782A (en) Operating device
TW357507B (en) Coding scheme for digital communication systems
AU3366400A (en) Byte code instrumentation
AU2001259314A1 (en) Method and system for licensing digital works
AU4994100A (en) Dynamic software code instrumentation method and system
SE0002784D0 (sv) Digitalt skyddsrelä
GB2367390B (en) Software for designing modelling or performing digital signal procesing
HK1049374B (zh) 具有鐘錶功能的便携器自動調時系統
ID30311A (id) Perangkat pemrosesan sinyal digital, sistemnya, dan metode yang menyediakan fungsi perluasan
FR2742618B1 (fr) Systeme d'empreinte numerique avec appendice
DE59905928D1 (de) Drehratensensorsystem
TW243568B (en) Digital signal processor with an embedded viterbi co-processor
HK1048399A1 (en) Short code detection method
EP0624956A3 (en) Huffman's fast decoding system and method.
EP0611107A3 (en) System for the detection of the rotor movement.
DE69912063D1 (de) Übertragungssystem, welches einen verbesserten signalkodierer und -dekodierer verwendet
FR2690561B1 (fr) Disjoncteur, en particulier disjoncteur de protection de moteur.
DE69610778D1 (de) Pyridiniminyl-1,2-benzisoxazole und- benzisothiazole als antipsychotika
GB2371167B (en) Key telephone system & interface unit for key telephone
GB9930589D0 (en) Computer system with debug facility
IT1294871B1 (it) Misuratore universale di telai per motociclette e biciclette.
WO1997016779A3 (de) Eingabesicherungs- und transaktionseinheit für digitale informationen und verfahren zur eingabesicherung und für transaktionen von digitalen informationen
GB2382702B (en) Software for designing,modelling or performing digital signal processing
JPS5567825A (en) Book-type keyboard device

Legal Events

Date Code Title Description
NUG Patent has lapsed