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GB2289991B - A permanent magnet brushless dc motor - Google Patents

A permanent magnet brushless dc motor

Info

Publication number
GB2289991B
GB2289991B GB9410300A GB9410300A GB2289991B GB 2289991 B GB2289991 B GB 2289991B GB 9410300 A GB9410300 A GB 9410300A GB 9410300 A GB9410300 A GB 9410300A GB 2289991 B GB2289991 B GB 2289991B
Authority
GB
United Kingdom
Prior art keywords
motor
permanent magnet
magnet brushless
brushless
permanent
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
GB9410300A
Other versions
GB9410300D0 (en
GB2289991A (en
Inventor
Ching Chuen Chan
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB9410300A priority Critical patent/GB2289991B/en
Publication of GB9410300D0 publication Critical patent/GB9410300D0/en
Publication of GB2289991A publication Critical patent/GB2289991A/en
Application granted granted Critical
Publication of GB2289991B publication Critical patent/GB2289991B/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
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • H02K1/2773—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect consisting of tangentially magnetized radial magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
    • 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
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/28—Layout of windings or of connections between windings

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
GB9410300A 1994-05-23 1994-05-23 A permanent magnet brushless dc motor Expired - Fee Related GB2289991B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9410300A GB2289991B (en) 1994-05-23 1994-05-23 A permanent magnet brushless dc motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9410300A GB2289991B (en) 1994-05-23 1994-05-23 A permanent magnet brushless dc motor

Publications (3)

Publication Number Publication Date
GB9410300D0 GB9410300D0 (en) 1994-07-13
GB2289991A GB2289991A (en) 1995-12-06
GB2289991B true GB2289991B (en) 1998-12-02

Family

ID=10755569

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9410300A Expired - Fee Related GB2289991B (en) 1994-05-23 1994-05-23 A permanent magnet brushless dc motor

Country Status (1)

Country Link
GB (1) GB2289991B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19824042A1 (en) * 1998-05-29 1999-12-02 Pm Dm Gmbh Three-phase DC motor with electronic commutation and high motor power
FR2784816B1 (en) * 1998-10-20 2001-01-05 Valeo Equip Electr Moteur ROTATING ELECTRIC MACHINE HAVING A NEW ARRANGEMENT OF ROTOR EXCITATION BY PERMANENT MAGNETS
AU3133499A (en) 1999-04-01 2000-10-23 Jean-Yves Dube High performance brushless motor and drive for an electrical vehicle motorization
US6888280B2 (en) 1999-04-01 2005-05-03 Jean-Yves Dubé High performance brushless motor and drive for an electrical vehicle motorization
CA2319848A1 (en) 2000-09-21 2002-03-21 Jean-Yves Dube Proportional action propulsion system
CN1520004B (en) * 2003-01-23 2010-12-01 稳正企业股份有限公司 Combined rotor structure of brushless motor
KR100631533B1 (en) 2004-09-13 2006-10-09 엘지전자 주식회사 Rotor structure for bldc motor
EA008613B1 (en) * 2006-09-28 2007-06-29 Открытое Акционерное Общество "Инжиниринговая Нефтегазовая Компания - Всероссийский Научно-Исследовательский Институт По Строительству И Эксплуатации Трубопроводов, Объектов Тэк" Polyphase electrical machine
EP2766976B1 (en) * 2011-10-11 2016-07-06 Robert Bosch GmbH Optimized spider rotor internal geometry
FR3005811B1 (en) * 2013-05-16 2022-01-21 Valeo Equip Electr Moteur METHOD FOR MANUFACTURING A POLYPHASE SYNCHRONOUS ROTATING ELECTRIC MACHINE, AND CORRESPONDING MACHINE

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0160868A2 (en) * 1984-04-23 1985-11-13 Kabushiki Kaisha Yaskawa Denki Seisakusho Brushless motor
EP0234663A1 (en) * 1986-02-25 1987-09-02 Koninklijke Philips Electronics N.V. Brushless d.c. motor
GB2218857A (en) * 1985-03-30 1989-11-22 Papst Motoren Gmbh & Co Kg Disk store drive
US5034670A (en) * 1989-04-21 1991-07-23 Mitsubishi Denki K.K. Control circuit for electromagnetic actuator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0160868A2 (en) * 1984-04-23 1985-11-13 Kabushiki Kaisha Yaskawa Denki Seisakusho Brushless motor
GB2218857A (en) * 1985-03-30 1989-11-22 Papst Motoren Gmbh & Co Kg Disk store drive
EP0234663A1 (en) * 1986-02-25 1987-09-02 Koninklijke Philips Electronics N.V. Brushless d.c. motor
US5034670A (en) * 1989-04-21 1991-07-23 Mitsubishi Denki K.K. Control circuit for electromagnetic actuator

Also Published As

Publication number Publication date
GB9410300D0 (en) 1994-07-13
GB2289991A (en) 1995-12-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000523

728V Application for restoration filed (sect. 28/1977)
7282 Application for restoration refused (sect. 28/1977)