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JPS51140124A - Safeguard for cyclo-converter - Google Patents

Safeguard for cyclo-converter

Info

Publication number
JPS51140124A
JPS51140124A JP50063026A JP6302675A JPS51140124A JP S51140124 A JPS51140124 A JP S51140124A JP 50063026 A JP50063026 A JP 50063026A JP 6302675 A JP6302675 A JP 6302675A JP S51140124 A JPS51140124 A JP S51140124A
Authority
JP
Japan
Prior art keywords
cyclo
safeguard
converter
tripped
thyristors
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
JP50063026A
Other languages
Japanese (ja)
Other versions
JPS564099B2 (en
Inventor
Takashige Saijo
Shinjiro Watabe
Keiichiro Yanagida
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.)
JAPANESE NATIONAL RAILWAYS<JNR>
Toshiba Corp
Japan National Railways
Nippon Kokuyu Tetsudo
Original Assignee
JAPANESE NATIONAL RAILWAYS<JNR>
Toshiba Corp
Japan National Railways
Nippon Kokuyu Tetsudo
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 JAPANESE NATIONAL RAILWAYS<JNR>, Toshiba Corp, Japan National Railways, Nippon Kokuyu Tetsudo, Tokyo Shibaura Electric Co Ltd filed Critical JAPANESE NATIONAL RAILWAYS<JNR>
Priority to JP50063026A priority Critical patent/JPS51140124A/en
Publication of JPS51140124A publication Critical patent/JPS51140124A/en
Publication of JPS564099B2 publication Critical patent/JPS564099B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Ac Motors In General (AREA)
  • Control Of Linear Motors (AREA)
  • Ac-Ac Conversion (AREA)
  • Protection Of Static Devices (AREA)
  • Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

PURPOSE: The protection from the overvoltage generation by the coincident ignition of all the thyristors when the circuit breaker incorporated the reactor for controlling the current in the accident is tripped.
COPYRIGHT: (C)1976,JPO&Japio
JP50063026A 1975-05-28 1975-05-28 Safeguard for cyclo-converter Granted JPS51140124A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50063026A JPS51140124A (en) 1975-05-28 1975-05-28 Safeguard for cyclo-converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50063026A JPS51140124A (en) 1975-05-28 1975-05-28 Safeguard for cyclo-converter

Publications (2)

Publication Number Publication Date
JPS51140124A true JPS51140124A (en) 1976-12-02
JPS564099B2 JPS564099B2 (en) 1981-01-28

Family

ID=13217394

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50063026A Granted JPS51140124A (en) 1975-05-28 1975-05-28 Safeguard for cyclo-converter

Country Status (1)

Country Link
JP (1) JPS51140124A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000027019A1 (en) * 1998-10-30 2000-05-11 Kabushiki Kaisha Yaskawa Denki Method and apparatus for protecting pwm cycloconverter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000027019A1 (en) * 1998-10-30 2000-05-11 Kabushiki Kaisha Yaskawa Denki Method and apparatus for protecting pwm cycloconverter
US6351397B1 (en) 1998-10-30 2002-02-26 Kabushiki Kaisha Yaskawa Denki Protection apparatus and protection method of PWM cycloconverter

Also Published As

Publication number Publication date
JPS564099B2 (en) 1981-01-28

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