JPS52317A - Controller of an ac electric motor - Google Patents

Controller of an ac electric motor

Info

Publication number
JPS52317A
JPS52317A JP50075550A JP7555075A JPS52317A JP S52317 A JPS52317 A JP S52317A JP 50075550 A JP50075550 A JP 50075550A JP 7555075 A JP7555075 A JP 7555075A JP S52317 A JPS52317 A JP S52317A
Authority
JP
Japan
Prior art keywords
controller
electric motor
motor
miniaturizing
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
JP50075550A
Other languages
Japanese (ja)
Other versions
JPS5646719B2 (en
Inventor
Hiroshi Uchino
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 JP50075550A priority Critical patent/JPS52317A/en
Publication of JPS52317A publication Critical patent/JPS52317A/en
Publication of JPS5646719B2 publication Critical patent/JPS5646719B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: A frequency converter is arranged by using reduced number thyristors and a DC reactor to control the overcurrent by the sudden change of the terminal voltage of a motor while removing the DC part of the AC input side, intending miniaturizing and the improvement of efficiency.
COPYRIGHT: (C)1977,JPO&Japio
JP50075550A 1975-06-23 1975-06-23 Controller of an ac electric motor Granted JPS52317A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50075550A JPS52317A (en) 1975-06-23 1975-06-23 Controller of an ac electric motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50075550A JPS52317A (en) 1975-06-23 1975-06-23 Controller of an ac electric motor

Publications (2)

Publication Number Publication Date
JPS52317A true JPS52317A (en) 1977-01-05
JPS5646719B2 JPS5646719B2 (en) 1981-11-05

Family

ID=13579399

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50075550A Granted JPS52317A (en) 1975-06-23 1975-06-23 Controller of an ac electric motor

Country Status (1)

Country Link
JP (1) JPS52317A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56131388U (en) * 1980-03-07 1981-10-05
DE3312262A1 (en) * 1982-04-07 1983-10-20 Kabushiki Kaisha Morita Seisakusho, Kyoto Circuit arrangement for diagnosing movements of the lower jaw
DE3312245A1 (en) * 1982-04-07 1983-11-03 Kabushiki Kaisha Morita Seisakusho, Kyoto DEVICE FOR DIAGNOSIS OF UNDERJACK MOTION
JPH0578211U (en) * 1991-11-20 1993-10-26 兵衛 下石 Mandibular movement simulation measuring machine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56131388U (en) * 1980-03-07 1981-10-05
DE3312262A1 (en) * 1982-04-07 1983-10-20 Kabushiki Kaisha Morita Seisakusho, Kyoto Circuit arrangement for diagnosing movements of the lower jaw
DE3312245A1 (en) * 1982-04-07 1983-11-03 Kabushiki Kaisha Morita Seisakusho, Kyoto DEVICE FOR DIAGNOSIS OF UNDERJACK MOTION
DE3312262C2 (en) * 1982-04-07 1989-03-16 Kabushiki Kaisha Morita Seisakusho, Kyoto, Jp
JPH0578211U (en) * 1991-11-20 1993-10-26 兵衛 下石 Mandibular movement simulation measuring machine

Also Published As

Publication number Publication date
JPS5646719B2 (en) 1981-11-05

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