FR1332887A - Polyphase switch, in particular switch for three-phase current, for very large numbers of switchings - Google Patents
Polyphase switch, in particular switch for three-phase current, for very large numbers of switchingsInfo
- Publication number
- FR1332887A FR1332887A FR908114A FR908114A FR1332887A FR 1332887 A FR1332887 A FR 1332887A FR 908114 A FR908114 A FR 908114A FR 908114 A FR908114 A FR 908114A FR 1332887 A FR1332887 A FR 1332887A
- Authority
- FR
- France
- Prior art keywords
- switch
- switchings
- phase current
- large numbers
- polyphase
- 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
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
- H02P23/10—Controlling by adding a dc current
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR908114A FR1332887A (en) | 1962-08-29 | 1962-08-29 | Polyphase switch, in particular switch for three-phase current, for very large numbers of switchings |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR908114A FR1332887A (en) | 1962-08-29 | 1962-08-29 | Polyphase switch, in particular switch for three-phase current, for very large numbers of switchings |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1332887A true FR1332887A (en) | 1963-07-19 |
Family
ID=8785931
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR908114A Expired FR1332887A (en) | 1962-08-29 | 1962-08-29 | Polyphase switch, in particular switch for three-phase current, for very large numbers of switchings |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1332887A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2571186A1 (en) * | 1984-10-03 | 1986-04-04 | Smiths Industries Plc | METHOD AND DEVICE FOR CONTROLLING AN ELECTRIC MOTOR WITH THREE-PHASE POWER SUPPLY |
-
1962
- 1962-08-29 FR FR908114A patent/FR1332887A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2571186A1 (en) * | 1984-10-03 | 1986-04-04 | Smiths Industries Plc | METHOD AND DEVICE FOR CONTROLLING AN ELECTRIC MOTOR WITH THREE-PHASE POWER SUPPLY |
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