DE2824474C2 - - Google Patents
Info
- Publication number
- DE2824474C2 DE2824474C2 DE2824474A DE2824474A DE2824474C2 DE 2824474 C2 DE2824474 C2 DE 2824474C2 DE 2824474 A DE2824474 A DE 2824474A DE 2824474 A DE2824474 A DE 2824474A DE 2824474 C2 DE2824474 C2 DE 2824474C2
- Authority
- DE
- Germany
- Prior art keywords
- transistor
- capacitor
- control circuit
- voltage
- 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.)
- Expired
Links
- 239000003990 capacitor Substances 0.000 claims description 32
- 230000006698 induction Effects 0.000 claims description 11
- 238000004804 winding Methods 0.000 description 15
- 230000007423 decrease Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/02—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude
- H02P27/026—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/26—Power factor control [PFC]
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Eletrric Generators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83994577A | 1977-10-06 | 1977-10-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2824474A1 DE2824474A1 (de) | 1979-04-12 |
| DE2824474C2 true DE2824474C2 (enrdf_load_stackoverflow) | 1987-07-16 |
Family
ID=25281050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782824474 Granted DE2824474A1 (de) | 1977-10-06 | 1978-06-03 | Steuerschaltung zum betrieb eines induktionsmotors |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5454222A (enrdf_load_stackoverflow) |
| DE (1) | DE2824474A1 (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2938625A1 (de) * | 1979-09-25 | 1981-04-09 | Frankl & Kirchner GmbH & Co KG Fabrik für Elektromotoren u.elektrische Apparate, 6830 Schwetzingen | Schaltungsanordnung zum energiesparen |
| IN157249B (enrdf_load_stackoverflow) * | 1980-09-26 | 1986-02-15 | Nat Res Dev |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1283335B (de) * | 1961-09-06 | 1968-11-21 | Siemens Ag | Anordnung zur Drehzahlregelung eines Einphasen-Asynchronmotors |
| DE2015382A1 (de) * | 1970-04-01 | 1971-10-14 | Gehweiler G | Handbohrmaschine oder dgl |
-
1978
- 1978-03-17 JP JP3161078A patent/JPS5454222A/ja active Granted
- 1978-06-03 DE DE19782824474 patent/DE2824474A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2824474A1 (de) | 1979-04-12 |
| JPS627796B2 (enrdf_load_stackoverflow) | 1987-02-19 |
| JPS5454222A (en) | 1979-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |