JPS6028718A - デイジタル式差動保護継電器 - Google Patents

デイジタル式差動保護継電器

Info

Publication number
JPS6028718A
JPS6028718A JP58138075A JP13807583A JPS6028718A JP S6028718 A JPS6028718 A JP S6028718A JP 58138075 A JP58138075 A JP 58138075A JP 13807583 A JP13807583 A JP 13807583A JP S6028718 A JPS6028718 A JP S6028718A
Authority
JP
Japan
Prior art keywords
digital
data
current
analog
digital data
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.)
Granted
Application number
JP58138075A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0452694B2 (2
Inventor
古瀬　溢泰
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.)
Meidensha Corp
Meidensha Electric Manufacturing Co Ltd
Original Assignee
Meidensha Corp
Meidensha Electric Manufacturing 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 Meidensha Corp, Meidensha Electric Manufacturing Co Ltd filed Critical Meidensha Corp
Priority to JP58138075A priority Critical patent/JPS6028718A/ja
Publication of JPS6028718A publication Critical patent/JPS6028718A/ja
Publication of JPH0452694B2 publication Critical patent/JPH0452694B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
JP58138075A 1983-07-28 1983-07-28 デイジタル式差動保護継電器 Granted JPS6028718A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58138075A JPS6028718A (ja) 1983-07-28 1983-07-28 デイジタル式差動保護継電器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58138075A JPS6028718A (ja) 1983-07-28 1983-07-28 デイジタル式差動保護継電器

Publications (2)

Publication Number Publication Date
JPS6028718A true JPS6028718A (ja) 1985-02-13
JPH0452694B2 JPH0452694B2 (2) 1992-08-24

Family

ID=15213375

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58138075A Granted JPS6028718A (ja) 1983-07-28 1983-07-28 デイジタル式差動保護継電器

Country Status (1)

Country Link
JP (1) JPS6028718A (2)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0234452A (ja) * 1988-07-26 1990-02-05 Mitsubishi Motors Corp 自動車の緊急脱出装置
JP2005338805A (ja) * 2004-04-27 2005-12-08 Matsushita Electric Ind Co Ltd ビーム整形レンズ、レンズ部品、載置板、光ヘッド、光情報記録再生装置、コンピュータ、映像記録再生装置、映像再生装置、サーバー、カーナビゲーションシステム
JP2010008743A (ja) * 2008-06-27 2010-01-14 Hoya Corp レンズ保持構造

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0234452A (ja) * 1988-07-26 1990-02-05 Mitsubishi Motors Corp 自動車の緊急脱出装置
JP2005338805A (ja) * 2004-04-27 2005-12-08 Matsushita Electric Ind Co Ltd ビーム整形レンズ、レンズ部品、載置板、光ヘッド、光情報記録再生装置、コンピュータ、映像記録再生装置、映像再生装置、サーバー、カーナビゲーションシステム
JP2010008743A (ja) * 2008-06-27 2010-01-14 Hoya Corp レンズ保持構造

Also Published As

Publication number Publication date
JPH0452694B2 (2) 1992-08-24

Similar Documents

Publication Publication Date Title
Tong et al. Local measurement-based ultra-high-speed main protection for long distance VSC-MTDC
CN102401869A (zh) 用于快速确定电力系统中的故障的装置和方法
Styvaktakis et al. Signatures of voltage dips: transformer saturation and multistage dips
JPS6028718A (ja) デイジタル式差動保護継電器
Wagner et al. Arcing fault currents in low-voltage AC circuits
US7206177B2 (en) Device and method for protection against overcurrents in an electrical energy distribution cabinet
US2342800A (en) Generator grounding system
CN113765078A (zh) 一种220kv系统防止接地故障甩负荷控制装置
CN86108478A (zh) 利用有源辅助导线通讯通道直接传送跳闸信号的装置
JP3160612B2 (ja) 電力系統の絶縁劣化検出方法及び装置
Yamaura et al. Improvement of internal charging current compensation for transmission line differential protection
Khrennikov et al. Geomagnetic Disturbances in Electric Power Systems and Power Transformer Protection Against Geomagnetic Induced Currents
JP7735589B2 (ja) 電流差動継電装置
JP2773808B2 (ja) 接地変圧器の保護継電器
Suzuki et al. Result of field experiments of digital relays utilizing mini-computer and microprocessor
JP2953891B2 (ja) ディジタル形母線保護装置
JPS5821495B2 (ja) ヘンカンカイロホゴケイデンソウチ
Cronin et al. Transient lightning overvoltage protection requirements for a 500 kv gas-insulated substation
JP3681142B2 (ja) 差動保護継電装置
Barnes Preliminary analysis of extensive switching surge testing of American Electric Power's First 765 kV Line and Stations
JP3024912B2 (ja) 差動保護継電装置
SU1464237A1 (ru) Устройство дл защиты электрических сетей от перегрузок
JPS6252539B2 (2)
SU1262619A1 (ru) Устройство дл защиты от короткого замыкани трехфазного реактора
JP3306599B2 (ja) 保護リレー装置