JPS5293912A - Operation controller of ac motors - Google Patents
Operation controller of ac motorsInfo
- Publication number
- JPS5293912A JPS5293912A JP935576A JP935576A JPS5293912A JP S5293912 A JPS5293912 A JP S5293912A JP 935576 A JP935576 A JP 935576A JP 935576 A JP935576 A JP 935576A JP S5293912 A JPS5293912 A JP S5293912A
- Authority
- JP
- Japan
- Prior art keywords
- motors
- operation controller
- speed operation
- frequency
- controller
- 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
Links
Landscapes
- Control Of Ac Motors In General (AREA)
Abstract
PURPOSE: To perform an operation efficiently by chaning over to a lower speed operation from a higher speed operation by providing a cyclo-convertor to output a frequency of 1/n of a power source frequency at a controller of a room air conditioner's compressor motor, etc.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP935576A JPS5293912A (en) | 1976-02-02 | 1976-02-02 | Operation controller of ac motors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP935576A JPS5293912A (en) | 1976-02-02 | 1976-02-02 | Operation controller of ac motors |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5293912A true JPS5293912A (en) | 1977-08-08 |
Family
ID=11718144
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP935576A Pending JPS5293912A (en) | 1976-02-02 | 1976-02-02 | Operation controller of ac motors |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5293912A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60213779A (en) * | 1984-04-09 | 1985-10-26 | 株式会社日立製作所 | Refrigerator |
JPS6284394U (en) * | 1985-11-12 | 1987-05-29 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4912315A (en) * | 1972-05-16 | 1974-02-02 |
-
1976
- 1976-02-02 JP JP935576A patent/JPS5293912A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4912315A (en) * | 1972-05-16 | 1974-02-02 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60213779A (en) * | 1984-04-09 | 1985-10-26 | 株式会社日立製作所 | Refrigerator |
JPS6284394U (en) * | 1985-11-12 | 1987-05-29 |
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