JPS6355291B2 - - Google Patents

Info

Publication number
JPS6355291B2
JPS6355291B2 JP2550081A JP2550081A JPS6355291B2 JP S6355291 B2 JPS6355291 B2 JP S6355291B2 JP 2550081 A JP2550081 A JP 2550081A JP 2550081 A JP2550081 A JP 2550081A JP S6355291 B2 JPS6355291 B2 JP S6355291B2
Authority
JP
Japan
Prior art keywords
relay
detection
synchronization
area
output
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
Application number
JP2550081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57142124A (en
Inventor
Juichi Saito
Shunji Matsuoka
Hideo Mori
Yasuo Kawamata
Yasuo Aoki
Hideji Sawada
Teruhisa Ono
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.)
Tohoku Electric Power Co Inc
Hitachi Ltd
Original Assignee
Tohoku Electric Power Co Inc
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 Tohoku Electric Power Co Inc, Hitachi Ltd filed Critical Tohoku Electric Power Co Inc
Priority to JP2550081A priority Critical patent/JPS57142124A/ja
Publication of JPS57142124A publication Critical patent/JPS57142124A/ja
Publication of JPS6355291B2 publication Critical patent/JPS6355291B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP2550081A 1981-02-25 1981-02-25 Asynchronization detector Granted JPS57142124A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2550081A JPS57142124A (en) 1981-02-25 1981-02-25 Asynchronization detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2550081A JPS57142124A (en) 1981-02-25 1981-02-25 Asynchronization detector

Publications (2)

Publication Number Publication Date
JPS57142124A JPS57142124A (en) 1982-09-02
JPS6355291B2 true JPS6355291B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-11-01

Family

ID=12167777

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2550081A Granted JPS57142124A (en) 1981-02-25 1981-02-25 Asynchronization detector

Country Status (1)

Country Link
JP (1) JPS57142124A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4672460B2 (ja) * 2005-06-28 2011-04-20 三菱電機株式会社 保護継電装置

Also Published As

Publication number Publication date
JPS57142124A (en) 1982-09-02

Similar Documents

Publication Publication Date Title
US6008971A (en) Fault protection arrangement for electric power distribution systems
KR100347488B1 (ko) 배전선의정전극소화시스템
JPS6355291B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN110932244B (zh) 变电站全站保护出口压板均未投的继电保护方法
JP2619038B2 (ja) 変電所保護システム及び遮断器
CN114204524B (zh) 一种低电阻自适应分闸方法及装置
JP2642427B2 (ja) 配電系統の自動復旧操作装置
US2258234A (en) Protection of alternating current electric systems
JPH01311820A (ja) 閉ループ配電系統における事故点検出方法
JP3494792B2 (ja) 電気所設備の自動復旧装置
JPH102926A (ja) 故障点標定システム
JP2558350B2 (ja) 配電線の事故区間切離し方法
SU1130945A1 (ru) Устройство дл защиты от короткого замыкани линии электропередачи
US2360182A (en) Protective arrangement for alternating current systems
JPH0245419B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP2521159B2 (ja) 配電系統故障状態検出装置
JP2528018B2 (ja) 故障点標定装置
JPS6223222Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS6245483Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH0479737A (ja) 電気所の事故時自動復旧装置
JPH03145938A (ja) 配電系統故障状態検出装置
JPS6248456B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS5854819A (ja) 送電線の保護装置
JPH07193983A (ja) 地絡選択継電器
JPH05161247A (ja) 保護継電装置