JPS6147048B2 - - Google Patents

Info

Publication number
JPS6147048B2
JPS6147048B2 JP11162082A JP11162082A JPS6147048B2 JP S6147048 B2 JPS6147048 B2 JP S6147048B2 JP 11162082 A JP11162082 A JP 11162082A JP 11162082 A JP11162082 A JP 11162082A JP S6147048 B2 JPS6147048 B2 JP S6147048B2
Authority
JP
Japan
Prior art keywords
transformer
output
current
relay
ratio
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
JP11162082A
Other languages
English (en)
Japanese (ja)
Other versions
JPS596722A (ja
Inventor
Hiroshi Sasaki
Atsumi Watabe
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.)
Hitachi Ltd
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
Priority to JP11162082A priority Critical patent/JPS596722A/ja
Publication of JPS596722A publication Critical patent/JPS596722A/ja
Publication of JPS6147048B2 publication Critical patent/JPS6147048B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Protection Of Transformers (AREA)
JP11162082A 1982-06-30 1982-06-30 変圧器保護リレ− Granted JPS596722A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11162082A JPS596722A (ja) 1982-06-30 1982-06-30 変圧器保護リレ−

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11162082A JPS596722A (ja) 1982-06-30 1982-06-30 変圧器保護リレ−

Publications (2)

Publication Number Publication Date
JPS596722A JPS596722A (ja) 1984-01-13
JPS6147048B2 true JPS6147048B2 (en]) 1986-10-17

Family

ID=14565931

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11162082A Granted JPS596722A (ja) 1982-06-30 1982-06-30 変圧器保護リレ−

Country Status (1)

Country Link
JP (1) JPS596722A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62188705A (ja) * 1986-02-14 1987-08-18 Honda Motor Co Ltd 焼結アルミニウム合金軸受部材およびその製造方法
JP5140813B2 (ja) * 2007-12-12 2013-02-13 東京電力株式会社 励磁突入電流現象特定方法

Also Published As

Publication number Publication date
JPS596722A (ja) 1984-01-13

Similar Documents

Publication Publication Date Title
US6356421B1 (en) System for power transformer differential protection
EP0453196B1 (en) Transformer differential relay
RU2550751C2 (ru) Способ и устройство для обнаружения короткого замыкания на землю
JP2778994B2 (ja) 電気的な被保護体を過電流から保護する方法
Phadke et al. A Microcomputer Based Ultra-High-Speed Dostance Relay: Field Tests
Tziouvaras et al. The effect of conventional instrument transformer transients on numerical relay elements
JPS6147048B2 (en])
JP3199940B2 (ja) 変圧器保護リレー装置
JP3456089B2 (ja) 保護継電器
JP3305084B2 (ja) 比率作動保護継電装置
Kang et al. Compensated-current differential relay for protection of transformers
Donolo et al. Generator protection overcomes current transformer limitations
JP7250230B1 (ja) 変圧器保護リレーおよび変圧器保護方法
US12149063B2 (en) System and method for restraining differential bias
Shangase et al. Transformer Differential Protection System with IEC 61850 GOOSE Communication Protocol
JP2503972B2 (ja) 母線保護継電装置
KR102782405B1 (ko) 전류 비율 차동 계전기 및 그의 동작 방법
US12249948B2 (en) Split-phase protection of generators
SU982136A1 (ru) Способ резервной защиты трансформатора
SU1051638A1 (ru) Устройство дл защиты линии электрической сети от однофазного замыкани
JP2011015528A (ja) 送電線保護用電流差動継電装置
JPH0670446A (ja) ディジタル地絡相選別継電器
Barnwal et al. Walsh transform based digital protection of power transformer
JPH11318026A (ja) 母線保護継電装置
JPS6222331B2 (en])