JPS5350431A - Abnormality detecting circuit for thyristor converter - Google Patents

Abnormality detecting circuit for thyristor converter

Info

Publication number
JPS5350431A
JPS5350431A JP12491576A JP12491576A JPS5350431A JP S5350431 A JPS5350431 A JP S5350431A JP 12491576 A JP12491576 A JP 12491576A JP 12491576 A JP12491576 A JP 12491576A JP S5350431 A JPS5350431 A JP S5350431A
Authority
JP
Japan
Prior art keywords
detecting circuit
abnormality detecting
thyristor converter
detected
thyristor
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.)
Granted
Application number
JP12491576A
Other languages
Japanese (ja)
Other versions
JPS6048996B2 (en
Inventor
Noboru Azusawa
Kenzo Kamiyama
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 JP51124915A priority Critical patent/JPS6048996B2/en
Publication of JPS5350431A publication Critical patent/JPS5350431A/en
Publication of JPS6048996B2 publication Critical patent/JPS6048996B2/en
Expired legal-status Critical Current

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  • Protection Of Static Devices (AREA)
  • Rectifiers (AREA)

Abstract

PURPOSE: To detect abnormality of thyristor accurately in such a manner that current flowing during time period other than conducting period determined by firing pulse is detected and decided to be abnormal when it is detected more than two times in sequence.
COPYRIGHT: (C)1978,JPO&Japio
JP51124915A 1976-10-20 1976-10-20 Abnormality detection device for thyristor converter Expired JPS6048996B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51124915A JPS6048996B2 (en) 1976-10-20 1976-10-20 Abnormality detection device for thyristor converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51124915A JPS6048996B2 (en) 1976-10-20 1976-10-20 Abnormality detection device for thyristor converter

Publications (2)

Publication Number Publication Date
JPS5350431A true JPS5350431A (en) 1978-05-08
JPS6048996B2 JPS6048996B2 (en) 1985-10-30

Family

ID=14897262

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51124915A Expired JPS6048996B2 (en) 1976-10-20 1976-10-20 Abnormality detection device for thyristor converter

Country Status (1)

Country Link
JP (1) JPS6048996B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01278227A (en) * 1988-04-27 1989-11-08 Kawasaki Steel Corp Anomaly diagnostic device for thyristor element

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01278227A (en) * 1988-04-27 1989-11-08 Kawasaki Steel Corp Anomaly diagnostic device for thyristor element

Also Published As

Publication number Publication date
JPS6048996B2 (en) 1985-10-30

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