ZA771629B - Synchro-control device - Google Patents
Synchro-control deviceInfo
- Publication number
- ZA771629B ZA771629B ZA00771629A ZA771629A ZA771629B ZA 771629 B ZA771629 B ZA 771629B ZA 00771629 A ZA00771629 A ZA 00771629A ZA 771629 A ZA771629 A ZA 771629A ZA 771629 B ZA771629 B ZA 771629B
- Authority
- ZA
- South Africa
- Prior art keywords
- synchro
- control device
- control
- Prior art date
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
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
- H02P5/48—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing mechanical values representing the speeds
- H02P5/49—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing mechanical values representing the speeds by intermittently closing or opening electrical contacts
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Multiple Motors (AREA)
- Electronic Switches (AREA)
- Power Steering Mechanism (AREA)
- Motor And Converter Starters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH142077A CH607732A5 (en) | 1977-02-03 | 1977-02-03 | Synchronisation control device for an electrical drive system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA771629B true ZA771629B (en) | 1978-02-22 |
Family
ID=4210036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00771629A ZA771629B (en) | 1977-02-03 | 1977-03-17 | Synchro-control device |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT360621B (de) |
| CH (1) | CH607732A5 (de) |
| DE (1) | DE2722091A1 (de) |
| ES (1) | ES462967A2 (de) |
| SE (1) | SE443267B (de) |
| ZA (1) | ZA771629B (de) |
-
1977
- 1977-02-03 CH CH142077A patent/CH607732A5/xx not_active IP Right Cessation
- 1977-03-17 ZA ZA00771629A patent/ZA771629B/xx unknown
- 1977-05-16 DE DE19772722091 patent/DE2722091A1/de active Granted
- 1977-06-24 AT AT448277A patent/AT360621B/de not_active IP Right Cessation
- 1977-07-22 SE SE7708477A patent/SE443267B/xx not_active IP Right Cessation
- 1977-10-06 ES ES462967A patent/ES462967A2/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH607732A5 (en) | 1978-10-13 |
| SE7708477L (sv) | 1978-08-04 |
| ATA448277A (de) | 1980-06-15 |
| DE2722091C2 (de) | 1987-08-20 |
| DE2722091A1 (de) | 1978-08-10 |
| AT360621B (de) | 1981-01-26 |
| SE443267B (sv) | 1986-02-17 |
| ES462967A2 (es) | 1979-01-01 |
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