FR2641141A1 - Process for varying speed for two-phase asynchronous squirrel-cage motor and device for implementing the process - Google Patents
Process for varying speed for two-phase asynchronous squirrel-cage motor and device for implementing the process Download PDFInfo
- Publication number
- FR2641141A1 FR2641141A1 FR8817062A FR8817062A FR2641141A1 FR 2641141 A1 FR2641141 A1 FR 2641141A1 FR 8817062 A FR8817062 A FR 8817062A FR 8817062 A FR8817062 A FR 8817062A FR 2641141 A1 FR2641141 A1 FR 2641141A1
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- FR
- France
- Prior art keywords
- voltage
- control
- predetermined
- frequency
- period
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 230000008569 process Effects 0.000 title abstract description 7
- 238000004804 winding Methods 0.000 claims abstract description 48
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims description 37
- 230000004224 protection Effects 0.000 claims description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 241000555745 Sciuridae Species 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 claims description 2
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- 239000000428 dust Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 11
- 239000003990 capacitor Substances 0.000 description 8
- 230000004907 flux Effects 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 230000000737 periodic effect Effects 0.000 description 4
- 230000000295 complement effect Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 230000005534 acoustic noise Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
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- 230000009471 action Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
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Landscapes
- Control Of Ac Motors In General (AREA)
- Inverter Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8817062A FR2641141A1 (en) | 1988-12-23 | 1988-12-23 | Process for varying speed for two-phase asynchronous squirrel-cage motor and device for implementing the process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8817062A FR2641141A1 (en) | 1988-12-23 | 1988-12-23 | Process for varying speed for two-phase asynchronous squirrel-cage motor and device for implementing the process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2641141A1 true FR2641141A1 (en) | 1990-06-29 |
| FR2641141B1 FR2641141B1 (enrdf_load_stackoverflow) | 1995-04-28 |
Family
ID=9373329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8817062A Granted FR2641141A1 (en) | 1988-12-23 | 1988-12-23 | Process for varying speed for two-phase asynchronous squirrel-cage motor and device for implementing the process |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2641141A1 (enrdf_load_stackoverflow) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4095150A (en) * | 1976-07-12 | 1978-06-13 | Karlheinz Senckel | Two-phase asynchronous motor |
| GB2122434A (en) * | 1982-05-28 | 1984-01-11 | Michael John Flowerday | Electric motor control |
| DE3500711A1 (de) * | 1985-01-11 | 1986-07-17 | Robert Bosch Gmbh, 7000 Stuttgart | Stromregelschaltung mit einer brueckenschaltung |
-
1988
- 1988-12-23 FR FR8817062A patent/FR2641141A1/fr active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4095150A (en) * | 1976-07-12 | 1978-06-13 | Karlheinz Senckel | Two-phase asynchronous motor |
| GB2122434A (en) * | 1982-05-28 | 1984-01-11 | Michael John Flowerday | Electric motor control |
| DE3500711A1 (de) * | 1985-01-11 | 1986-07-17 | Robert Bosch Gmbh, 7000 Stuttgart | Stromregelschaltung mit einer brueckenschaltung |
Non-Patent Citations (1)
| Title |
|---|
| RADIO AND ELECTRONIC ENGINEER * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2641141B1 (enrdf_load_stackoverflow) | 1995-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |