GB2250613B - System for controlling the rotational speed of a rotary member - Google Patents

System for controlling the rotational speed of a rotary member

Info

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
Application number
GB9119637A
Other versions
GB9119637D0 (en
GB2250613A (en
Inventor
Miyoichi Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB9119637D0 publication Critical patent/GB9119637D0/en
Publication of GB2250613A publication Critical patent/GB2250613A/en
Application granted granted Critical
Publication of GB2250613B publication Critical patent/GB2250613B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
GB9119637A 1990-09-26 1991-09-13 System for controlling the rotational speed of a rotary member Expired - Fee Related GB2250613B (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
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

Similar Documents

Publication Publication Date Title
AU6801290A (en) Unitary rotational speed sensor
EP0484995A3 (en) Method of controlling the speed of a vehicle
GB2261305B (en) Motor rotation controlling device
IL89465A (en) Fluid film damper for controlled rotating shaft
EP0448145A3 (en) Method of controlling the speed of a motor
AU5348994A (en) System for changing the shape or fit of a glove
AU657883B2 (en) Annular speed sensor
HK1004903A1 (en) Spindle position/speed control unit
EP0687914A3 (en) Modular speed sensor for a rotating body
GB8906356D0 (en) System for controlling the rotational speed of a pneumatically driven spindle
EP0419656A4 (en) Speed controller
AU3650289A (en) Unitary rotational speed sensor
EP0540355A3 (en) Rotation synchronous control system
GB9007871D0 (en) Speed control system
GB2250613B (en) System for controlling the rotational speed of a rotary member
EP0430298A3 (en) Device for controlling rotational speed of motor
AU8011891A (en) A rotary sprinkler
EP0503088A4 (en) Rotary speed control system for engine
AU2979884A (en) Controlling the position of a tunnelling machine
GB2243911B (en) Rotary control devices
AU1769292A (en) A speed control unit
AU6875594A (en) Speed controlled rotating sprinkler
AU627318B2 (en) Rotational control apparatus
AU8558791A (en) Rotational casting machines
PL288293A1 (en) Mechanism for changing direction of rotation

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