JPS57145570A - Detection of abnormal photothyristor in converting unit - Google Patents

Detection of abnormal photothyristor in converting unit

Info

Publication number
JPS57145570A
JPS57145570A JP56012763A JP1276381A JPS57145570A JP S57145570 A JPS57145570 A JP S57145570A JP 56012763 A JP56012763 A JP 56012763A JP 1276381 A JP1276381 A JP 1276381A JP S57145570 A JPS57145570 A JP S57145570A
Authority
JP
Japan
Prior art keywords
thyristor
signal
gate
time point
forward voltage
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
JP56012763A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6337577B2 (enExample
Inventor
Atsuo Kobayashi
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 JP56012763A priority Critical patent/JPS57145570A/ja
Publication of JPS57145570A publication Critical patent/JPS57145570A/ja
Publication of JPS6337577B2 publication Critical patent/JPS6337577B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Rectifiers (AREA)
  • Power Conversion In General (AREA)
  • Testing Of Individual Semiconductor Devices (AREA)
  • Protection Of Static Devices (AREA)
JP56012763A 1981-01-30 1981-01-30 Detection of abnormal photothyristor in converting unit Granted JPS57145570A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56012763A JPS57145570A (en) 1981-01-30 1981-01-30 Detection of abnormal photothyristor in converting unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56012763A JPS57145570A (en) 1981-01-30 1981-01-30 Detection of abnormal photothyristor in converting unit

Publications (2)

Publication Number Publication Date
JPS57145570A true JPS57145570A (en) 1982-09-08
JPS6337577B2 JPS6337577B2 (enExample) 1988-07-26

Family

ID=11814433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56012763A Granted JPS57145570A (en) 1981-01-30 1981-01-30 Detection of abnormal photothyristor in converting unit

Country Status (1)

Country Link
JP (1) JPS57145570A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11235015A (ja) * 1998-02-13 1999-08-27 Toshiba Corp 電圧駆動型電力用半導体装置およびそのゲート制御方法
JP2009232640A (ja) * 2008-03-25 2009-10-08 Toshiba Mitsubishi-Electric Industrial System Corp 過電圧保護機能付きサイリスタの直列回路
JP2025072066A (ja) * 2023-10-24 2025-05-09 株式会社Tmeic 電力変換装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5265843A (en) * 1975-11-22 1977-05-31 Siemens Ag Method of operating monitor
JPS5546873A (en) * 1978-09-27 1980-04-02 Toshiba Corp Light-triggered thyristor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5265843A (en) * 1975-11-22 1977-05-31 Siemens Ag Method of operating monitor
JPS5546873A (en) * 1978-09-27 1980-04-02 Toshiba Corp Light-triggered thyristor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11235015A (ja) * 1998-02-13 1999-08-27 Toshiba Corp 電圧駆動型電力用半導体装置およびそのゲート制御方法
JP2009232640A (ja) * 2008-03-25 2009-10-08 Toshiba Mitsubishi-Electric Industrial System Corp 過電圧保護機能付きサイリスタの直列回路
JP2025072066A (ja) * 2023-10-24 2025-05-09 株式会社Tmeic 電力変換装置

Also Published As

Publication number Publication date
JPS6337577B2 (enExample) 1988-07-26

Similar Documents

Publication Publication Date Title
JPS5773620A (en) Method and device for detecting fault
EP0215620A3 (en) Dc ground fault detection
JPS5743596A (en) Drive control device for pulse motor
JPS57202871A (en) Chopper controlling system
CA2098026A1 (en) Control Device for Thyristor Converter
JPS5733368A (en) Fault detector
US4527227A (en) False recovery detection circuit for parallel or serial strings of thyristors
JPS54140340A (en) Abnormality detecting method of elevator door
SU836599A1 (ru) Устройство дл контрол частоты
JPS55166487A (en) Variable speed motor
SU924786A1 (ru) Устройство дл контрол системы управлени преобразовател частоты
SU661495A1 (ru) Устройство дл защиты систем автоматического управлени
SU1624595A1 (ru) Устройство дл контрол и защиты токонесущей цепи преимущественно усилител мощности с обмотками пневмоклапанов в качестве нагрузки
JPS57207456A (en) Input signal interruption detecting circuit in relay device for digital signal transmission line
JPS56103969A (en) Abnormality detector for fuse
SU1403194A1 (ru) Устройство блокировки дифференциальной защиты генератора автономной энергосистемы при повреждени х соединительных проводов
JPS56123800A (en) Excitation regulating device for generator
RU1795491C (ru) Устройство дл тревожной сигнализации
JPS5543912A (en) Ignition abnormality detector of thyristor converting device
JPS57116209A (en) Automatic position monitor
SU366902A1 (ru) УСТРОЙСТВО дл АВТОМАТИЧЕСКОГО КОНТРОЛЯ БУКСОВАНИЯ ВАЛКОВ ОБЖИМНОГО ПРОКАТНОГО СТАНА
JPS5775566A (en) Chopper device
JPS57142177A (en) Control system for inverter device
JPS6445932A (en) Engine stopping control device for battery mounted vehicle
JPS57126274A (en) Protecting system for converter