JPS5219210A - Control apparatus for induction motors - Google Patents

Control apparatus for induction motors

Info

Publication number
JPS5219210A
JPS5219210A JP50094977A JP9497775A JPS5219210A JP S5219210 A JPS5219210 A JP S5219210A JP 50094977 A JP50094977 A JP 50094977A JP 9497775 A JP9497775 A JP 9497775A JP S5219210 A JPS5219210 A JP S5219210A
Authority
JP
Japan
Prior art keywords
control apparatus
induction motors
thristor
adapt
stopping
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
JP50094977A
Other languages
Japanese (ja)
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 JP50094977A priority Critical patent/JPS5219210A/en
Publication of JPS5219210A publication Critical patent/JPS5219210A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Ac Motors In General (AREA)
  • Ac-Ac Conversion (AREA)

Abstract

PURPOSE: To adapt a thristor in a frequency converter to be used in common also as a changeover switch between high speed and low speed operation thereby preventing the noise at the switching, as well as increasing the accuracy for the position for stopping.
COPYRIGHT: (C)1977,JPO&Japio
JP50094977A 1975-08-06 1975-08-06 Control apparatus for induction motors Pending JPS5219210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50094977A JPS5219210A (en) 1975-08-06 1975-08-06 Control apparatus for induction motors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50094977A JPS5219210A (en) 1975-08-06 1975-08-06 Control apparatus for induction motors

Publications (1)

Publication Number Publication Date
JPS5219210A true JPS5219210A (en) 1977-02-14

Family

ID=14124956

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50094977A Pending JPS5219210A (en) 1975-08-06 1975-08-06 Control apparatus for induction motors

Country Status (1)

Country Link
JP (1) JPS5219210A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57502253A (en) * 1981-12-18 1982-12-23

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499613A (en) * 1972-05-26 1974-01-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499613A (en) * 1972-05-26 1974-01-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57502253A (en) * 1981-12-18 1982-12-23

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