NL6906879A - - Google Patents
Info
- Publication number
- NL6906879A NL6906879A NL6906879A NL6906879A NL6906879A NL 6906879 A NL6906879 A NL 6906879A NL 6906879 A NL6906879 A NL 6906879A NL 6906879 A NL6906879 A NL 6906879A NL 6906879 A NL6906879 A NL 6906879A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
-
- 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
- H02P23/18—Controlling the angular speed together with angular position or phase
- H02P23/186—Controlling the angular speed together with angular position or phase of one shaft by controlling the prime mover
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- 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
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
- H02P25/022—Synchronous motors
- H02P25/024—Synchronous motors controlled by supply frequency
-
- 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
- H02P5/52—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 additionally providing control of relative angular displacement
- H02P5/56—Speed and position comparison between the motors by electrical means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/90—Specific system operational feature
- Y10S388/906—Proportional-integral system
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/907—Specific control circuit element or device
- Y10S388/908—Frequency to voltage converter
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electric Motors In General (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72753468A | 1968-05-08 | 1968-05-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6906879A true NL6906879A (enExample) | 1969-11-11 |
Family
ID=24923048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6906879A NL6906879A (enExample) | 1968-05-08 | 1969-05-06 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3582797A (enExample) |
| BE (1) | BE732525A (enExample) |
| BR (1) | BR6908482D0 (enExample) |
| DE (1) | DE1923547A1 (enExample) |
| FR (1) | FR2008059A1 (enExample) |
| NL (1) | NL6906879A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3760280A (en) * | 1972-06-07 | 1973-09-18 | Taft Broadcasting Corp | Method and apparatus for delaying an electrical signal |
| US4266432A (en) * | 1978-04-24 | 1981-05-12 | The Singer Company | Gyro motor control |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2928038A (en) * | 1956-10-05 | 1960-03-08 | Welex Inc | Electromagnetic well logging system |
| US3054062A (en) * | 1958-09-04 | 1962-09-11 | Bbc Brown Boveri & Cie | Phase discriminator |
| US3187195A (en) * | 1961-01-16 | 1965-06-01 | Kauke And Company Inc | Frequency difference measuring circuit |
| GB1097021A (en) * | 1964-01-20 | 1967-12-29 | Hawker Siddeley Dynamics Ltd | Improvements in or relating to frequency comparison devices |
| US3304496A (en) * | 1964-06-01 | 1967-02-14 | Allis Chalmers Mfg Co | Phase angle indicating means |
| US3381220A (en) * | 1965-01-12 | 1968-04-30 | Circuit Res Company | Digital frequency and phase detector |
| US3478178A (en) * | 1967-03-24 | 1969-11-11 | Fowler Allan R | Switched frequency and phase comparator |
-
1968
- 1968-05-08 US US727534A patent/US3582797A/en not_active Expired - Lifetime
-
1969
- 1969-04-30 BR BR208482/69A patent/BR6908482D0/pt unknown
- 1969-05-05 BE BE732525D patent/BE732525A/xx unknown
- 1969-05-06 NL NL6906879A patent/NL6906879A/xx unknown
- 1969-05-07 FR FR6914607A patent/FR2008059A1/fr not_active Withdrawn
- 1969-05-08 DE DE19691923547 patent/DE1923547A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE732525A (enExample) | 1969-11-05 |
| FR2008059A1 (enExample) | 1970-01-16 |
| US3582797A (en) | 1971-06-01 |
| DE1923547A1 (de) | 1969-11-13 |
| BR6908482D0 (pt) | 1973-01-18 |