JPS53109142A - Input device protective relay - Google Patents

Input device protective relay

Info

Publication number
JPS53109142A
JPS53109142A JP2422477A JP2422477A JPS53109142A JP S53109142 A JPS53109142 A JP S53109142A JP 2422477 A JP2422477 A JP 2422477A JP 2422477 A JP2422477 A JP 2422477A JP S53109142 A JPS53109142 A JP S53109142A
Authority
JP
Japan
Prior art keywords
input device
protective relay
device protective
retrogressing
lag
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.)
Pending
Application number
JP2422477A
Other languages
Japanese (ja)
Inventor
Eiichi Okamoto
Mitsuyasu Furuse
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 Electric Manufacturing Co Ltd
Tokyo Electric Power Company Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
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 Tokyo Electric Power Co Inc, Meidensha Electric Manufacturing Co Ltd filed Critical Tokyo Electric Power Co Inc
Priority to JP2422477A priority Critical patent/JPS53109142A/en
Publication of JPS53109142A publication Critical patent/JPS53109142A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To enable a failure to be detected with high precision and high speed, by providing a device which samples and holds analog voltage and current values and correcting the lag in the propagating velocity of the advancing or retrogressing wave which depends on the surge impedance of the power system.
COPYRIGHT: (C)1978,JPO&Japio
JP2422477A 1977-03-04 1977-03-04 Input device protective relay Pending JPS53109142A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2422477A JPS53109142A (en) 1977-03-04 1977-03-04 Input device protective relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2422477A JPS53109142A (en) 1977-03-04 1977-03-04 Input device protective relay

Publications (1)

Publication Number Publication Date
JPS53109142A true JPS53109142A (en) 1978-09-22

Family

ID=12132294

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2422477A Pending JPS53109142A (en) 1977-03-04 1977-03-04 Input device protective relay

Country Status (1)

Country Link
JP (1) JPS53109142A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62193509A (en) * 1986-02-17 1987-08-25 財団法人電力中央研究所 Failure detection relay
JPS63178719A (en) * 1987-01-14 1988-07-22 日新電機株式会社 Digital relay

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62193509A (en) * 1986-02-17 1987-08-25 財団法人電力中央研究所 Failure detection relay
JPS63178719A (en) * 1987-01-14 1988-07-22 日新電機株式会社 Digital relay

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