GB2250613B - System for controlling the rotational speed of a rotary member - Google Patents
System for controlling the rotational speed of a rotary memberInfo
- Publication number
- GB2250613B GB2250613B GB9119637A GB9119637A GB2250613B GB 2250613 B GB2250613 B GB 2250613B GB 9119637 A GB9119637 A GB 9119637A GB 9119637 A GB9119637 A GB 9119637A GB 2250613 B GB2250613 B GB 2250613B
- Authority
- GB
- United Kingdom
- Prior art keywords
- controlling
- rotational speed
- rotary member
- rotary
- rotational
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or 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
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/22—Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electric Motors In General (AREA)
- Control Of Velocity Or Acceleration (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2257881A JP2728774B2 (en) | 1990-09-26 | 1990-09-26 | Speed control device for rotating body |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9119637D0 GB9119637D0 (en) | 1991-10-23 |
GB2250613A GB2250613A (en) | 1992-06-10 |
GB2250613B true GB2250613B (en) | 1994-05-25 |
Family
ID=17312483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9119637A Expired - Fee Related GB2250613B (en) | 1990-09-26 | 1991-09-13 | System for controlling the rotational speed of a rotary member |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2728774B2 (en) |
DE (1) | DE4132408C2 (en) |
GB (1) | GB2250613B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2326741B (en) * | 1997-06-25 | 2001-09-12 | Daewoo Electronics Co Ltd | Control method and apparatus for driving a head drum assembly of a video cassette recorder |
CN113503882B (en) * | 2021-06-03 | 2023-09-12 | 北京自动化控制设备研究所 | Vehicle-mounted inertial/geomagnetic integrated navigation method and device |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4928045A (en) * | 1985-11-07 | 1990-05-22 | Papst-Motoren Gmbh & Co. Kg | Circuit arrangement for generating a measurement signal associated with the frequency of an alternating current signal |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2801520A1 (en) * | 1978-01-14 | 1979-07-19 | Bosch Gmbh Robert | MEASURING DEVICE FOR DETERMINING THE PERIOD OF AN AC VOLTAGE |
JPS6035975A (en) * | 1983-07-26 | 1985-02-23 | Mitsubishi Electric Corp | Speed controller of rotor |
JPH01320513A (en) * | 1988-06-22 | 1989-12-26 | Kokusan Denki Co Ltd | Method and device for velocity control |
JPH02165055A (en) * | 1988-12-19 | 1990-06-26 | Sanyo Electric Co Ltd | Speed detector |
JPH0635975A (en) * | 1992-07-14 | 1994-02-10 | Hitachi Ltd | Method and system for processing data |
-
1990
- 1990-09-26 JP JP2257881A patent/JP2728774B2/en not_active Expired - Fee Related
-
1991
- 1991-09-13 GB GB9119637A patent/GB2250613B/en not_active Expired - Fee Related
- 1991-09-25 DE DE4132408A patent/DE4132408C2/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4928045A (en) * | 1985-11-07 | 1990-05-22 | Papst-Motoren Gmbh & Co. Kg | Circuit arrangement for generating a measurement signal associated with the frequency of an alternating current signal |
Also Published As
Publication number | Publication date |
---|---|
GB9119637D0 (en) | 1991-10-23 |
JPH04138087A (en) | 1992-05-12 |
DE4132408C2 (en) | 1995-12-07 |
DE4132408A1 (en) | 1992-04-09 |
GB2250613A (en) | 1992-06-10 |
JP2728774B2 (en) | 1998-03-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
746 | Register noted 'licences of right' (sect. 46/1977) |
Effective date: 19971202 |
|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20050913 |