JPS53129835A - Protective device for commutation failure - Google Patents

Protective device for commutation failure

Info

Publication number
JPS53129835A
JPS53129835A JP4452577A JP4452577A JPS53129835A JP S53129835 A JPS53129835 A JP S53129835A JP 4452577 A JP4452577 A JP 4452577A JP 4452577 A JP4452577 A JP 4452577A JP S53129835 A JPS53129835 A JP S53129835A
Authority
JP
Japan
Prior art keywords
commutation failure
protective device
pulse
commutation
malfunction
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
JP4452577A
Other languages
Japanese (ja)
Inventor
Takeshi Koga
Akira Kato
Takamasa Kanzaki
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
Toshiba Corp
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP4452577A priority Critical patent/JPS53129835A/en
Publication of JPS53129835A publication Critical patent/JPS53129835A/en
Pending legal-status Critical Current

Links

Landscapes

  • Protection Of Static Devices (AREA)
  • Power Conversion In General (AREA)

Abstract

PURPOSE: To provide a protective operation with a commutation failure correctly detected even in a case of off-pulse malfunction, by means of judging a commutation failure when in off-operation with an existence of current in power converter after a prescribed length of time limit from the on-pulse.
COPYRIGHT: (C)1978,JPO&Japio
JP4452577A 1977-04-20 1977-04-20 Protective device for commutation failure Pending JPS53129835A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4452577A JPS53129835A (en) 1977-04-20 1977-04-20 Protective device for commutation failure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4452577A JPS53129835A (en) 1977-04-20 1977-04-20 Protective device for commutation failure

Publications (1)

Publication Number Publication Date
JPS53129835A true JPS53129835A (en) 1978-11-13

Family

ID=12693928

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4452577A Pending JPS53129835A (en) 1977-04-20 1977-04-20 Protective device for commutation failure

Country Status (1)

Country Link
JP (1) JPS53129835A (en)

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