JPS51142653A - Digital type protective relaying system - Google Patents

Digital type protective relaying system

Info

Publication number
JPS51142653A
JPS51142653A JP50065348A JP6534875A JPS51142653A JP S51142653 A JPS51142653 A JP S51142653A JP 50065348 A JP50065348 A JP 50065348A JP 6534875 A JP6534875 A JP 6534875A JP S51142653 A JPS51142653 A JP S51142653A
Authority
JP
Japan
Prior art keywords
type protective
digital type
protective relaying
relaying system
digital
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
JP50065348A
Other languages
Japanese (ja)
Inventor
Minoru Iwasaki
Takayuki Matsuda
Kouo Nohara
Yoshiteru Miki
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
Tokyo Electric Power Company Holdings Inc
Original Assignee
Tokyo 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 Tokyo Electric Power Co Inc, Hitachi Ltd filed Critical Tokyo Electric Power Co Inc
Priority to JP50065348A priority Critical patent/JPS51142653A/en
Publication of JPS51142653A publication Critical patent/JPS51142653A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: This digital type protective relaying system can discriminate the magnitude of a single input at high speed.
COPYRIGHT: (C)1976,JPO&Japio
JP50065348A 1975-06-02 1975-06-02 Digital type protective relaying system Pending JPS51142653A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50065348A JPS51142653A (en) 1975-06-02 1975-06-02 Digital type protective relaying system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50065348A JPS51142653A (en) 1975-06-02 1975-06-02 Digital type protective relaying system

Publications (1)

Publication Number Publication Date
JPS51142653A true JPS51142653A (en) 1976-12-08

Family

ID=13284347

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50065348A Pending JPS51142653A (en) 1975-06-02 1975-06-02 Digital type protective relaying system

Country Status (1)

Country Link
JP (1) JPS51142653A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54147442A (en) * 1978-05-10 1979-11-17 Hitachi Ltd Relay inspection system for second harmonic detection

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061642A (en) * 1973-10-01 1975-05-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061642A (en) * 1973-10-01 1975-05-27

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54147442A (en) * 1978-05-10 1979-11-17 Hitachi Ltd Relay inspection system for second harmonic detection
JPS626405B2 (en) * 1978-05-10 1987-02-10 Hitachi Ltd

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