JPS5228651A - Protection device for generator - Google Patents

Protection device for generator

Info

Publication number
JPS5228651A
JPS5228651A JP50103912A JP10391275A JPS5228651A JP S5228651 A JPS5228651 A JP S5228651A JP 50103912 A JP50103912 A JP 50103912A JP 10391275 A JP10391275 A JP 10391275A JP S5228651 A JPS5228651 A JP S5228651A
Authority
JP
Japan
Prior art keywords
fault
generator
protection device
current
restraint
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
JP50103912A
Other languages
Japanese (ja)
Inventor
Minoru Manjo
Hiroshi Okada
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
Original Assignee
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50103912A priority Critical patent/JPS5228651A/en
Publication of JPS5228651A publication Critical patent/JPS5228651A/en
Pending legal-status Critical Current

Links

Landscapes

  • Protection Of Generators And Motors (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To perform normal function by increasing field current to improve system stability for exterior fault, and to restraint fault current by rapidly reducing excitation for interior fault.
COPYRIGHT: (C)1977,JPO&Japio
JP50103912A 1975-08-29 1975-08-29 Protection device for generator Pending JPS5228651A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50103912A JPS5228651A (en) 1975-08-29 1975-08-29 Protection device for generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50103912A JPS5228651A (en) 1975-08-29 1975-08-29 Protection device for generator

Publications (1)

Publication Number Publication Date
JPS5228651A true JPS5228651A (en) 1977-03-03

Family

ID=14366628

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50103912A Pending JPS5228651A (en) 1975-08-29 1975-08-29 Protection device for generator

Country Status (1)

Country Link
JP (1) JPS5228651A (en)

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