NL7211481A - - Google Patents
Info
- Publication number
- NL7211481A NL7211481A NL7211481A NL7211481A NL7211481A NL 7211481 A NL7211481 A NL 7211481A NL 7211481 A NL7211481 A NL 7211481A NL 7211481 A NL7211481 A NL 7211481A NL 7211481 A NL7211481 A NL 7211481A
- Authority
- NL
- Netherlands
Links
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
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
-
- 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
-
- 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
- H02P2201/00—Indexing scheme relating to controlling arrangements characterised by the converter used
- H02P2201/03—AC-DC converter stage controlled to provide a defined DC link voltage
-
- 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
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/047—V/F converter, wherein the voltage is controlled proportionally with the frequency
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Velocity Or Acceleration (AREA)
- Motor And Converter Starters (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17459771A | 1971-08-25 | 1971-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7211481A true NL7211481A (it) | 1973-02-27 |
Family
ID=22636756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7211481A NL7211481A (it) | 1971-08-25 | 1972-08-23 |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5625875B2 (it) |
| AU (1) | AU468330B2 (it) |
| BE (1) | BE787900A (it) |
| CA (1) | CA983571A (it) |
| CH (1) | CH578283A5 (it) |
| DK (1) | DK139699B (it) |
| FR (1) | FR2150440B1 (it) |
| GB (1) | GB1404019A (it) |
| IT (1) | IT964124B (it) |
| NL (1) | NL7211481A (it) |
| SE (1) | SE380149B (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5113776B1 (it) * | 1970-12-22 | 1976-05-04 | ||
| JPS5625359Y2 (it) * | 1975-03-07 | 1981-06-15 | ||
| JPS5915278B2 (ja) * | 1977-12-02 | 1984-04-09 | 株式会社椿本チエイン | 誘導電動機の速度制御装置 |
| JPS5819188A (ja) * | 1981-07-27 | 1983-02-04 | Shinpo Kogyo Kk | 誘導電動機の可変周波数駆動装置 |
| JPS59139889A (ja) * | 1983-01-31 | 1984-08-10 | Tokyo Electric Co Ltd | 電動送風機入力制御回路 |
| GB2150771A (en) * | 1983-10-24 | 1985-07-03 | Marketmatch International | Heated airflow delivery apparatus |
| DE19843106B4 (de) * | 1998-09-21 | 2005-08-18 | Ebm-Papst Mulfingen Gmbh & Co. Kg | System zur Drehzahlsteuerung von Wechselstrom-Motoren |
-
0
- BE BE787900D patent/BE787900A/xx not_active IP Right Cessation
-
1972
- 1972-08-03 CA CA148,664A patent/CA983571A/en not_active Expired
- 1972-08-04 GB GB3651372A patent/GB1404019A/en not_active Expired
- 1972-08-10 AU AU45450/72A patent/AU468330B2/en not_active Expired
- 1972-08-21 SE SE1085872A patent/SE380149B/xx unknown
- 1972-08-21 IT IT2834772A patent/IT964124B/it active
- 1972-08-22 FR FR7229952A patent/FR2150440B1/fr not_active Expired
- 1972-08-23 NL NL7211481A patent/NL7211481A/xx not_active Application Discontinuation
- 1972-08-23 DK DK416572A patent/DK139699B/da not_active IP Right Cessation
- 1972-08-24 CH CH1252572A patent/CH578283A5/xx not_active IP Right Cessation
- 1972-08-25 JP JP8519772A patent/JPS5625875B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1404019A (en) | 1975-08-28 |
| BE787900A (fr) | 1973-02-23 |
| CA983571A (en) | 1976-02-10 |
| DE2241799A1 (de) | 1973-03-15 |
| DK139699B (da) | 1979-03-26 |
| JPS4830014A (it) | 1973-04-20 |
| FR2150440A1 (it) | 1973-04-06 |
| SE380149B (it) | 1975-10-27 |
| DK139699C (it) | 1979-09-10 |
| FR2150440B1 (it) | 1979-09-14 |
| AU468330B2 (en) | 1976-01-08 |
| IT964124B (it) | 1974-01-21 |
| AU4545072A (en) | 1974-02-14 |
| CH578283A5 (it) | 1976-07-30 |
| JPS5625875B2 (it) | 1981-06-15 |
| DE2241799B2 (de) | 1977-01-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |