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GB2276050B - Permanent magnet machines - Google Patents

Permanent magnet machines

Info

Publication number
GB2276050B
GB2276050B GB9303676A GB9303676A GB2276050B GB 2276050 B GB2276050 B GB 2276050B GB 9303676 A GB9303676 A GB 9303676A GB 9303676 A GB9303676 A GB 9303676A GB 2276050 B GB2276050 B GB 2276050B
Authority
GB
United Kingdom
Prior art keywords
permanent magnet
magnet machines
machines
permanent
magnet
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
GB9303676A
Other versions
GB2276050A (en
GB9303676D0 (en
Inventor
Eugene Craig
Barrie Charles Mecrow
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.)
Ultra Electronics Ltd
Dowty Defence and Air Systems Ltd
Original Assignee
Ultra Electronics Ltd
Dowty Defence and Air Systems Ltd
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 Ultra Electronics Ltd, Dowty Defence and Air Systems Ltd filed Critical Ultra Electronics Ltd
Priority to GB9303676A priority Critical patent/GB2276050B/en
Publication of GB9303676D0 publication Critical patent/GB9303676D0/en
Publication of GB2276050A publication Critical patent/GB2276050A/en
Application granted granted Critical
Publication of GB2276050B publication Critical patent/GB2276050B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/08—Arrangements for controlling the speed or torque of a single motor
    • H02P6/085—Arrangements for controlling the speed or torque of a single motor in a bridge configuration
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/0833—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements
    • H02H7/0838—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements with H-bridge circuit
    • 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
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/34—Modelling or simulation for control purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
GB9303676A 1993-02-24 1993-02-24 Permanent magnet machines Expired - Fee Related GB2276050B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9303676A GB2276050B (en) 1993-02-24 1993-02-24 Permanent magnet machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9303676A GB2276050B (en) 1993-02-24 1993-02-24 Permanent magnet machines

Publications (3)

Publication Number Publication Date
GB9303676D0 GB9303676D0 (en) 1993-04-14
GB2276050A GB2276050A (en) 1994-09-14
GB2276050B true GB2276050B (en) 1997-01-15

Family

ID=10730934

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9303676A Expired - Fee Related GB2276050B (en) 1993-02-24 1993-02-24 Permanent magnet machines

Country Status (1)

Country Link
GB (1) GB2276050B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0989656B1 (en) 1998-09-24 2009-03-11 Levitronix LLC Permanent magnet excited electric rotary drive
EP1063753B1 (en) 1999-06-22 2009-07-22 Levitronix LLC Electric rotary drive comprising a magnetically suspended rotor
US7038406B2 (en) * 2003-02-07 2006-05-02 Visteon Global Technologies, Inc. Bi-directional field control for proportional control based generator/alternator voltage regulator
EP1650862B1 (en) * 2004-10-22 2019-08-07 Dialog Semiconductor GmbH System-on-chip for high voltage applications

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4009184A1 (en) * 1990-03-22 1991-09-26 Heidelberger Druckmasch Ag METHOD FOR SUPPRESSING CURRENT PEAKS DURING COMMUNICATION OF A BRUSHLESS DC MOTOR
US5222009A (en) * 1990-07-30 1993-06-22 Eaton Corporation Solid state overload relay

Also Published As

Publication number Publication date
GB2276050A (en) 1994-09-14
GB9303676D0 (en) 1993-04-14

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080224