JPH0576586B2 - - Google Patents

Info

Publication number
JPH0576586B2
JPH0576586B2 JP59212551A JP21255184A JPH0576586B2 JP H0576586 B2 JPH0576586 B2 JP H0576586B2 JP 59212551 A JP59212551 A JP 59212551A JP 21255184 A JP21255184 A JP 21255184A JP H0576586 B2 JPH0576586 B2 JP H0576586B2
Authority
JP
Japan
Prior art keywords
value
sampling
error
protective relay
calculation
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 - Lifetime
Application number
JP59212551A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6191573A (ja
Inventor
Katsuhiko Sekiguchi
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP59212551A priority Critical patent/JPS6191573A/ja
Publication of JPS6191573A publication Critical patent/JPS6191573A/ja
Publication of JPH0576586B2 publication Critical patent/JPH0576586B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Current Or Voltage (AREA)
  • Emergency Protection Circuit Devices (AREA)
JP59212551A 1984-10-12 1984-10-12 保護継電器 Granted JPS6191573A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59212551A JPS6191573A (ja) 1984-10-12 1984-10-12 保護継電器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59212551A JPS6191573A (ja) 1984-10-12 1984-10-12 保護継電器

Publications (2)

Publication Number Publication Date
JPS6191573A JPS6191573A (ja) 1986-05-09
JPH0576586B2 true JPH0576586B2 (enExample) 1993-10-22

Family

ID=16624557

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59212551A Granted JPS6191573A (ja) 1984-10-12 1984-10-12 保護継電器

Country Status (1)

Country Link
JP (1) JPS6191573A (enExample)

Also Published As

Publication number Publication date
JPS6191573A (ja) 1986-05-09

Similar Documents

Publication Publication Date Title
EP0322518B1 (en) Digital protective relay
JPH0576586B2 (enExample)
JPH05297030A (ja) 電圧低下検出方法
JP3211061B2 (ja) デジタル保護継電装置
JP2969724B2 (ja) 変化量保護継電器
JPH08181614A (ja) アナログ・ディジタル変換回路及びその補間データを求める方法
JP2723286B2 (ja) 地絡検出装置
JPH01170865A (ja) 配電線地絡故障点検出装置
JPH0737997B2 (ja) 電気量検出器
JPH02213770A (ja) 三相電圧電流実効値および三相有効無効電力の演算方法
JP2538758Y2 (ja) ベクトル変化検出装置
JP3000326B2 (ja) デジタル形距離継電器
JP2633637B2 (ja) 対称分保護リレー
JP2616285B2 (ja) 零相電流検出装置
TWI239133B (en) A method and a device for rapidly detecting abnormal voltage on a static transfer switch
JP3360447B2 (ja) 過渡直流成分の除去方法及びこの方法を採用した保護リレー
SU1601686A1 (ru) Устройство дл защиты человека при прикосновении к фазе сети с изолированной нейтралью
JPH0345116A (ja) 保護継電器
CN119689078A (zh) 一种正弦交流电压波形异常的数字化简易检测方法
JPH08126187A (ja) ディジタル形保護継電器の保護方法
JPH0640705B2 (ja) ディジタル型逆電力保護継電器
JP2535922Y2 (ja) ベクトル変化検出装置
JPH04109812A (ja) 交流電気量の振幅値演算装置
JPH0546771B2 (enExample)
JPS6311848B2 (enExample)

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term