AU2003211341A1 - Protective relay apparatus comprising photoelectriccurrent sensor - Google Patents

Protective relay apparatus comprising photoelectriccurrent sensor

Info

Publication number
AU2003211341A1
AU2003211341A1 AU2003211341A AU2003211341A AU2003211341A1 AU 2003211341 A1 AU2003211341 A1 AU 2003211341A1 AU 2003211341 A AU2003211341 A AU 2003211341A AU 2003211341 A AU2003211341 A AU 2003211341A AU 2003211341 A1 AU2003211341 A1 AU 2003211341A1
Authority
AU
Australia
Prior art keywords
photoelectriccurrent
sensor
relay apparatus
protective relay
protective
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.)
Abandoned
Application number
AU2003211341A
Other languages
English (en)
Inventor
Yoshifumi Chida
Takafumi Ito
Matsuyoshi Kato
Kiyoshi Kurosawa
Kenji Ohkawara
Yoichiro Tashiro
Yasuhisa Yamada
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.)
Takaoka Toko Co Ltd
Tokyo Electric Power Co Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
Takaoka Electric Mfg Co 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 Tokyo Electric Power Co Inc, Takaoka Electric Mfg Co Ltd filed Critical Tokyo Electric Power Co Inc
Publication of AU2003211341A1 publication Critical patent/AU2003211341A1/en
Abandoned 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/28—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
    • H02H1/0069—Details of emergency protective circuit arrangements concerning transmission of signals by means of light or heat rays

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Emergency Protection Circuit Devices (AREA)
AU2003211341A 2002-02-18 2003-02-17 Protective relay apparatus comprising photoelectriccurrent sensor Abandoned AU2003211341A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002-39585 2002-02-18
JP2002039585 2002-02-18
PCT/JP2003/001662 WO2003069754A1 (fr) 2002-02-18 2003-02-17 Appareil de relais protecteur comprenant un detecteur de courant photoelectrique

Publications (1)

Publication Number Publication Date
AU2003211341A1 true AU2003211341A1 (en) 2003-09-04

Family

ID=27678257

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003211341A Abandoned AU2003211341A1 (en) 2002-02-18 2003-02-17 Protective relay apparatus comprising photoelectriccurrent sensor

Country Status (4)

Country Link
JP (1) JP3802028B2 (ja)
CN (1) CN100399660C (ja)
AU (1) AU2003211341A1 (ja)
WO (1) WO2003069754A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103715650B (zh) * 2014-01-20 2016-06-29 哈尔滨工业大学 基于法拉第磁光效应的差动保护装置
CN103730884B (zh) * 2014-01-22 2016-02-10 国家电网公司 一种光子差动保护装置
CN104158161B (zh) * 2014-08-25 2017-02-22 哈尔滨工业大学 基于光学电流传感器的差动保护装置
KR101770926B1 (ko) 2016-12-30 2017-08-23 엘에스산전 주식회사 직류 성분에 의한 전기적 외란 검출 방법
CN111224387B (zh) * 2020-01-20 2021-03-16 山东大学 一种基于磁光测量元件的相差保护方法及系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3611975B2 (ja) * 1998-06-01 2005-01-19 東京電力株式会社 故障判定機能を備えた光ｃｔ
GB2341737B (en) * 1998-09-17 2003-03-05 Alstom Uk Ltd Fault protection apparatus
JP2000266787A (ja) * 1999-03-18 2000-09-29 Hitachi Ltd 光電流センサ
JP3439390B2 (ja) * 1999-08-09 2003-08-25 株式会社高岳製作所 光電流センサを用いる電流測定方法およびその装置

Also Published As

Publication number Publication date
JPWO2003069754A1 (ja) 2005-06-09
WO2003069754A1 (fr) 2003-08-21
CN1623261A (zh) 2005-06-01
JP3802028B2 (ja) 2006-07-26
CN100399660C (zh) 2008-07-02

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase