KR100242583B1 - Power realated signal processing system and analog input unit - Google Patents

Power realated signal processing system and analog input unit Download PDF

Info

Publication number
KR100242583B1
KR100242583B1 KR1019980058725A KR19980058725A KR100242583B1 KR 100242583 B1 KR100242583 B1 KR 100242583B1 KR 1019980058725 A KR1019980058725 A KR 1019980058725A KR 19980058725 A KR19980058725 A KR 19980058725A KR 100242583 B1 KR100242583 B1 KR 100242583B1
Authority
KR
South Korea
Prior art keywords
realated
power
signal processing
processing system
input unit
Prior art date
Application number
KR1019980058725A
Other languages
English (en)
Inventor
Tomio Chiba
Mitsuyasu Kido
Hiroyuki Kudo
Junjo Kawakami
Yoshikatsu Yamanaka
Kazuyuki Yokoyama
Takakatsu Matsuyama
Tadao Kawai
Shigeru Mori
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of KR100242583B1 publication Critical patent/KR100242583B1/ko

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • 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
KR1019980058725A 1989-02-22 1998-12-22 Power realated signal processing system and analog input unit KR100242583B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1042501A JP2694993B2 (ja) 1989-02-22 1989-02-22 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
KR1019900000854A KR100198877B1 (ko) 1989-02-22 1990-01-25 디지털 보호 릴레이 장치 및 전력용 신호처리 시스템

Publications (1)

Publication Number Publication Date
KR100242583B1 true KR100242583B1 (en) 2000-02-01

Family

ID=12637815

Family Applications (3)

Application Number Title Priority Date Filing Date
KR1019900000854A KR100198877B1 (ko) 1989-02-22 1990-01-25 디지털 보호 릴레이 장치 및 전력용 신호처리 시스템
KR1019980058725A KR100242583B1 (en) 1989-02-22 1998-12-22 Power realated signal processing system and analog input unit
KR1019980058726A KR100242584B1 (en) 1989-02-22 1998-12-22 Power related signal processing system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
KR1019900000854A KR100198877B1 (ko) 1989-02-22 1990-01-25 디지털 보호 릴레이 장치 및 전력용 신호처리 시스템

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1019980058726A KR100242584B1 (en) 1989-02-22 1998-12-22 Power related signal processing system

Country Status (6)

Country Link
US (1) US5428553A (ko)
EP (1) EP0384435B1 (ko)
JP (4) JP2694993B2 (ko)
KR (3) KR100198877B1 (ko)
CA (1) CA2010571C (ko)
DE (1) DE69028225T2 (ko)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5550751A (en) * 1993-10-15 1996-08-27 The Texas A & M University System Expert system for detecting high impedance faults
US5581433A (en) * 1994-04-22 1996-12-03 Unitrode Corporation Electronic circuit breaker
US5878375A (en) * 1994-10-17 1999-03-02 Newton; Timothy T. Data transfer switching device and method of use therefore
JPH08202468A (ja) * 1995-01-27 1996-08-09 Hitachi Ltd マルチプロセッサシステム
US5680324A (en) * 1995-04-07 1997-10-21 Schweitzer Engineering Laboratories, Inc. Communications processor for electric power substations
US5793750A (en) * 1995-10-20 1998-08-11 Schweitzer Engineering Laboratories, Inc. System of communicating output function status indications between two or more power system protective relays
US5896302A (en) * 1997-01-23 1999-04-20 Commonwealth Edison Company System and method for providing integrated reclosing of circuit breakers in a power substation
US6058353A (en) * 1997-01-23 2000-05-02 Commonwealth Edison Company System and method for providing backup protection for circuit breaker failure
FI115093B (fi) * 1997-08-27 2005-02-28 Abb Oy Suojarelejärjestely sähkönjakeluverkon oikosulku- ja maasulkusuojauksessa
FR2775104B1 (fr) * 1998-02-18 2003-09-26 Socomec Sa Procede pour mesurer et controler les parametres electriques d'une installation electrique industrielle basse tension en regime alternatif et equipement pour mettre en oeuvre ledit procede
US6175780B1 (en) * 1998-04-06 2001-01-16 Eaton Corporation Accessory network for an electronic trip unit
JP3207388B2 (ja) * 1998-04-17 2001-09-10 株式会社東芝 電力系統保護制御装置、電力系統監視制御システムおよびプログラムを記憶した記憶媒体
US6330585B1 (en) 1998-10-14 2001-12-11 International Business Machines Corporation Transfer information using optical fiber connections
US6185631B1 (en) 1998-10-14 2001-02-06 International Business Machines Corporation Program for transferring execution of certain channel functions to a control unit and having means for combining certain commands and data packets in one sequence
US6240446B1 (en) 1998-10-14 2001-05-29 International Business Machines Corporation Multiplexing of multiple data packets for multiple input/output operations between multiple input/output devices and a channel subsystem having multiple channels
US6615291B1 (en) * 1999-03-08 2003-09-02 Minolta Co., Ltd. DMA controller with dynamically variable access priority
US6366864B1 (en) * 1999-05-05 2002-04-02 General Electric Company Adaptive sampling rate based on power system frequency
US6385022B1 (en) * 1999-06-03 2002-05-07 General Electric Company Method and apparatus for deriving power system data from configurable source points
US6609165B1 (en) 1999-09-27 2003-08-19 International Business Machines Corporation Method and apparatus for using fibre channel extended link service commands in a point-to-point configuration
US6499066B1 (en) 1999-09-27 2002-12-24 International Business Machines Corporation Method and apparatus for using fibre channel test extended link service commands for interprocess communication
US6973589B2 (en) * 2000-04-19 2005-12-06 Cooper Industries, Inc. Electronic communications in intelligent electronic devices
US6271759B1 (en) * 2000-05-05 2001-08-07 Mcgraw-Edison Company Controlling and monitoring an electrical system
DE10061439B4 (de) * 2000-12-09 2006-07-20 Deutsche Bahn Regio Ag Schaltungsanordnung zur Ansteuerung von Leistungsthyristoren in beweglichen oder stationären Hochspannungsschaltwerken, insbesondere in elektrischen Triebfahrzeugen
US7062359B2 (en) * 2000-12-29 2006-06-13 Abb Ab Substation control system
JP4131779B2 (ja) * 2001-01-25 2008-08-13 株式会社東芝 ディジタル保護制御装置
US7701683B2 (en) * 2001-07-06 2010-04-20 Schweitzer Engineering Laboratories, Inc. Apparatus, system, and method for sharing output contacts across multiple relays
KR100439686B1 (ko) * 2001-11-05 2004-07-12 주식회사프로컴시스템 전력계통상태감시장치
TW556382B (en) * 2002-03-15 2003-10-01 Prolific Technology Inc Power protection
GB0216740D0 (en) * 2002-07-18 2002-08-28 Ricardo Consulting Eng Self-testing watch dog system
JP3930394B2 (ja) 2002-08-06 2007-06-13 株式会社東芝 ディジタル形保護制御装置
JP2006161645A (ja) * 2004-12-06 2006-06-22 Denso Corp パワートレイン制御用センサ信号処理装置
US20060224653A1 (en) * 2005-04-01 2006-10-05 Kimming So Method and system for dynamic session control of digital signal processing operations
JP4666182B2 (ja) 2005-06-21 2011-04-06 日本電気株式会社 信号処理装置及び方法
JP2007077869A (ja) * 2005-09-14 2007-03-29 Toyota Motor Corp 内燃機関の空燃比制御装置
KR100771916B1 (ko) * 2006-08-25 2007-11-01 엘에스산전 주식회사 디지털 보호 계전기의 데이터 수집 방법
JP5336796B2 (ja) * 2008-09-12 2013-11-06 株式会社東芝 保護リレー装置
US8427131B2 (en) * 2009-06-12 2013-04-23 Schweitzer Engineering Laboratories Inc Voltage regulation at a remote location using measurements from a remote metering device
US9256232B2 (en) 2009-06-12 2016-02-09 Schweitzer Engineering Laboratories, Inc. Voltage regulation using multiple voltage regulator controllers
US8476874B2 (en) 2009-10-13 2013-07-02 Schweitzer Engineering Laboratories, Inc Systems and methods for synchronized control of electrical power system voltage profiles
CN101867190A (zh) * 2010-07-07 2010-10-20 无锡亿能电气有限公司 滤波控制系统
US8929391B2 (en) 2011-06-22 2015-01-06 Schweitzer Engineering Laboratories, Inc. Systems and methods for communications devices having multiple interfaces
CN102496930B (zh) * 2011-12-28 2014-02-05 浙江省电力公司 一种保护装置内部动作逻辑远程反演方法
CN104025407A (zh) * 2012-02-21 2014-09-03 株式会社东芝 综合单元以及保护继电器系统
DE202014011583U1 (de) * 2013-04-29 2022-09-12 Essilor International Berechnungssystem zur Herstellung einer ophthalmischen Linse
CN103746296B (zh) * 2013-09-10 2016-05-04 珠海瑞捷电气股份有限公司 一种具备操作状态显示、无线测温及通讯规约自动转换功能的智能型微机保护装置
JP6132778B2 (ja) * 2014-01-09 2017-05-24 株式会社日立製作所 電力計測装置および保護制御システム
CN104298276A (zh) * 2014-10-16 2015-01-21 国家电网公司 电气设备机构内部温度监控装置
WO2017066704A1 (en) * 2015-10-14 2017-04-20 Schweitzer Engineering Laboratories, Inc. High-frequency electric power system signal processing system
CN106787125B (zh) * 2015-11-20 2019-10-25 Asco电力技术公司 自动转换开关以及用于自动转换开关的控制装置和控制方法
US11280834B2 (en) 2018-08-30 2022-03-22 Schweitzer Engineering Laboratories, Inc. Detection of low-energy events in an electric power system
CN115454192B (zh) * 2022-10-10 2023-07-07 盈帜科技（常州）有限公司 一种二总线电路

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB776779A (en) * 1953-03-25 1957-06-12 Emi Ltd Improvements in or relating to remote indicating systems
US3098994A (en) * 1956-10-26 1963-07-23 Itt Self checking digital computer system
US2969912A (en) * 1957-02-26 1961-01-31 Ibm Error detecting and correcting circuits
US3017091A (en) * 1957-03-26 1962-01-16 Bell Telephone Labor Inc Digital error correcting systems
US2993956A (en) * 1957-08-09 1961-07-25 Western Union Telegraph Co Error detecting system for telegraph transmission
NL174448B (nl) * 1957-12-18 Hayashi Torahiko Inrichting voor het overbrengen van voorwerpen.
US3611289A (en) * 1969-03-21 1971-10-05 Digitronics Corp Error detection apparatus
DE2249637A1 (de) * 1972-10-11 1974-04-18 Siemens Ag Verfahren zur sicherung der uebertragung der dauerpolaritaet bei datenuebertragungssystemen, die einen wechsel der polaritaet in codierter form uebertragen
US4161027A (en) * 1976-10-04 1979-07-10 Electric Power Research Institute, Inc. Digital protection system for transmission lines and associated power equipment
US4108359A (en) * 1977-03-30 1978-08-22 The United States Of America As Represented By The Secretary Of The Army Apparatus for verifying the execution of a sequence of coded instructions
MX4130E (es) * 1977-05-20 1982-01-04 Amdahl Corp Mejoras en sistema de procesamiento de datos y escrutinio de informacion utilizando sumas de comprobacion
FR2427747A1 (fr) * 1978-05-31 1979-12-28 Materiel Telephonique Recepteur de signaux d'horloge et de signaux auxiliaires transmis simultanement
JPS5592514A (en) * 1978-12-28 1980-07-14 Tokyo Shibaura Electric Co Digital protection relay
JPS55125016A (en) * 1979-03-19 1980-09-26 Tokyo Electric Power Co Protecion controller matching system
JPS55127829A (en) * 1979-03-27 1980-10-03 Tokyo Shibaura Electric Co Digital distance relay unit
JPS55127821A (en) * 1979-03-27 1980-10-03 Tokyo Shibaura Electric Co Digital protection relay unit
US4321681A (en) * 1979-09-21 1982-03-23 Westinghouse Electric Corp. Protective relay apparatus
IT1126475B (it) * 1979-12-03 1986-05-21 Honeywell Inf Systems Apparato di comunicazione tra piu' processori
DE3132730A1 (de) * 1981-08-19 1983-03-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Netzschutzeinrichtung
US4466071A (en) * 1981-09-28 1984-08-14 Texas A&M University System High impedance fault detection apparatus and method
AT376852B (de) * 1982-07-29 1985-01-10 Naimer H L Schaltungsanordnung fuer ein rechnergestuetztes schaltgeraet
JPS6039310A (ja) * 1983-08-12 1985-03-01 株式会社東芝 サンプリング同期方法
JPS6084912A (ja) * 1983-10-13 1985-05-14 株式会社明電舎 デイジタル保護継電装置
JPS60113615A (ja) * 1983-11-24 1985-06-20 株式会社東芝 デイジタル形保護継電装置
US4689570A (en) * 1984-04-26 1987-08-25 Mitsubishi Denki Kabushiki Kaisha Digital protective relay monitoring system
US4628397A (en) * 1984-06-04 1986-12-09 General Electric Co. Protected input/output circuitry for a programmable controller
US4672501A (en) * 1984-06-29 1987-06-09 General Electric Company Circuit breaker and protective relay unit
JPH0828934B2 (ja) * 1984-07-31 1996-03-21 株式会社東芝 保護制御装置
US4635195A (en) * 1984-09-25 1987-01-06 Burroughs Corporation Power control network using reliable communications protocol
US4677566A (en) * 1984-10-18 1987-06-30 Burroughs Corporation Power control network for multiple digital modules
JPS61185021A (ja) * 1985-02-12 1986-08-18 株式会社明電舎 電力情報処理装置の入力部監視装置
US4719642A (en) * 1985-02-27 1988-01-12 Scientific Atlanta, Inc. Error detection and concealment using predicted signal values
KR910000118B1 (ko) * 1985-11-07 1991-01-21 가부시끼가이샤 도시바 전력계통의 정보 데이타 출력장치
AT393338B (de) * 1986-07-29 1991-09-25 Sprecher Energie Oesterreich Einrichtung zur steuerung und ueberwachung einer elektrischen energieverteilungsanlage
JP2503990B2 (ja) * 1986-08-25 1996-06-05 三菱電機株式会社 デジタル保護継電器の監視方法
JPS63240313A (ja) * 1987-03-26 1988-10-06 株式会社日立製作所 デイジタル演算処理装置
US4858101A (en) * 1987-08-26 1989-08-15 Allen-Bradley Company, Inc. Programmable controller with parallel processors
JP2613411B2 (ja) * 1987-12-29 1997-05-28 株式会社アドバンテスト メモリ試験装置
US5166887A (en) * 1988-03-31 1992-11-24 Square D Company Microcomputer-controlled circuit breaker system
US5185705A (en) * 1988-03-31 1993-02-09 Square D Company Circuit breaker having serial data communications
US4996646A (en) * 1988-03-31 1991-02-26 Square D Company Microprocessor-controlled circuit breaker and system
US4972290A (en) * 1989-09-29 1990-11-20 Abb Power T & D Company Inc. Electric power system with remote monitoring and control of protective relays

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
A multiprocessor-based distance relay : design features and test results와 동간행물 vol.PAS-103, No. 5, May 1984의 1104p에서 1110p *
EEE Transactions on power apparatus and systems, vol. PAS-102, No. 12, December 1983의 3842p ~ 3848p *

Also Published As

Publication number Publication date
JP2750288B2 (ja) 1998-05-13
US5428553A (en) 1995-06-27
JPH02223329A (ja) 1990-09-05
KR100198877B1 (ko) 1999-06-15
KR100242584B1 (en) 2000-02-01
EP0384435B1 (en) 1996-08-28
CA2010571A1 (en) 1990-08-22
JPH1066244A (ja) 1998-03-06
JP3186735B2 (ja) 2001-07-11
JPH08214443A (ja) 1996-08-20
DE69028225D1 (de) 1996-10-02
DE69028225T2 (de) 1997-02-27
JP2694993B2 (ja) 1997-12-24
EP0384435A2 (en) 1990-08-29
CA2010571C (en) 1994-04-26
JP3220660B2 (ja) 2001-10-22
EP0384435A3 (en) 1992-04-01
KR900013685A (ko) 1990-09-06
JPH11332083A (ja) 1999-11-30

Similar Documents

Publication Publication Date Title
KR100242583B1 (en) Power realated signal processing system and analog input unit
EP0360674A3 (en) Signal processing system and learning processing system
EP0424618A3 (en) Input/output system
KR940009098B1 (en) Processor architecture and method
GB2230667B (en) CATV system and CATV terminal unit
GB2201272B (en) Monitor and control system
EP0351071A3 (en) Rf interconnect and shielding system
AU6176790A (en) Signal processing device and method
IL95255A (en) Modular digital signal processing system
GB8630260D0 (en) Analog input system
EP0332765A3 (en) Context-base input/output system
EP0439942A3 (en) Baseband signal processing unit and method of operating the same
GB2231244B (en) CATV system and CATV terminal unit
GB2237911B (en) Display processing system
GB9204763D0 (en) Signal processing arrangements
AU587938B2 (en) Combination counting and weighing system
IL81327A0 (en) Signal processing system
AR243448A1 (es) Dispositivo de propulsion hidrodinamico integrado que tiene modulos de propulsion y aletas hidrodinamicas.
GB8817766D0 (en) Signal processing
GB2215552B (en) Video signal processing
HUT60080A (en) Signal processing system
GB8812906D0 (en) Signal processing
EP0383938A4 (en) Shape input system
AU5274590A (en) Analog processing system
GB8925292D0 (en) Knowledge processing system

Legal Events

Date Code Title Description
A107 Divisional application of patent
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20091103

Year of fee payment: 11

EXPY Expiration of term