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JPS5457616A - Control system for ac motor - Google Patents

Control system for ac motor

Info

Publication number
JPS5457616A
JPS5457616A JP12488777A JP12488777A JPS5457616A JP S5457616 A JPS5457616 A JP S5457616A JP 12488777 A JP12488777 A JP 12488777A JP 12488777 A JP12488777 A JP 12488777A JP S5457616 A JPS5457616 A JP S5457616A
Authority
JP
Japan
Prior art keywords
motor
frequency
primary
natural oscillation
oscillation frequency
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
JP12488777A
Other languages
English (en)
Inventor
Akio Hirata
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 JP12488777A priority Critical patent/JPS5457616A/ja
Priority to BR7806854A priority patent/BR7806854A/pt
Priority to US05/952,385 priority patent/US4296367A/en
Priority to AU40833/78A priority patent/AU527786B2/en
Publication of JPS5457616A publication Critical patent/JPS5457616A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Ac Motors In General (AREA)
JP12488777A 1977-10-18 1977-10-18 Control system for ac motor Pending JPS5457616A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP12488777A JPS5457616A (en) 1977-10-18 1977-10-18 Control system for ac motor
BR7806854A BR7806854A (pt) 1977-10-18 1978-10-17 Processo para controlar a velocidade de um motor a corrente alternada
US05/952,385 US4296367A (en) 1977-10-18 1978-10-18 Speed control method for AC motors and an apparatus for the control
AU40833/78A AU527786B2 (en) 1977-10-18 1978-10-18 A. c. motor speed control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12488777A JPS5457616A (en) 1977-10-18 1977-10-18 Control system for ac motor

Publications (1)

Publication Number Publication Date
JPS5457616A true JPS5457616A (en) 1979-05-09

Family

ID=14896543

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12488777A Pending JPS5457616A (en) 1977-10-18 1977-10-18 Control system for ac motor

Country Status (1)

Country Link
JP (1) JPS5457616A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59156756U (ja) * 1983-04-04 1984-10-20 三菱電機株式会社 研削盤主軸の駆動装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59156756U (ja) * 1983-04-04 1984-10-20 三菱電機株式会社 研削盤主軸の駆動装置

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