JPS51133745A - Digital protective relay system - Google Patents

Digital protective relay system

Info

Publication number
JPS51133745A
JPS51133745A JP50057386A JP5738675A JPS51133745A JP S51133745 A JPS51133745 A JP S51133745A JP 50057386 A JP50057386 A JP 50057386A JP 5738675 A JP5738675 A JP 5738675A JP S51133745 A JPS51133745 A JP S51133745A
Authority
JP
Japan
Prior art keywords
relay system
protective relay
digital protective
digital
superimposition
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
JP50057386A
Other languages
Japanese (ja)
Inventor
Minoru Iwasaki
Takayuki Matsuda
Hiroshi Sasaki
Haruo Nohara
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 Co 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 JP50057386A priority Critical patent/JPS51133745A/en
Publication of JPS51133745A publication Critical patent/JPS51133745A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To provide a protective relay system, which is simple in construction, capable of high speed operation and free from malfunction even in case of superimposition of accident current and erroneous data.
COPYRIGHT: (C)1976,JPO&Japio
JP50057386A 1975-05-16 1975-05-16 Digital protective relay system Pending JPS51133745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50057386A JPS51133745A (en) 1975-05-16 1975-05-16 Digital protective relay system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50057386A JPS51133745A (en) 1975-05-16 1975-05-16 Digital protective relay system

Publications (1)

Publication Number Publication Date
JPS51133745A true JPS51133745A (en) 1976-11-19

Family

ID=13054159

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50057386A Pending JPS51133745A (en) 1975-05-16 1975-05-16 Digital protective relay system

Country Status (1)

Country Link
JP (1) JPS51133745A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53142638A (en) * 1977-05-19 1978-12-12 Tokyo Electric Power Co Inc:The Protective relaying equipment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5066142A (en) * 1973-10-11 1975-06-04

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5066142A (en) * 1973-10-11 1975-06-04

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53142638A (en) * 1977-05-19 1978-12-12 Tokyo Electric Power Co Inc:The Protective relaying equipment

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