CN1157675A - 多项无刷交流电机 - Google Patents

多项无刷交流电机 Download PDF

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Publication number
CN1157675A
CN1157675A CN95194993.4A CN95194993A CN1157675A CN 1157675 A CN1157675 A CN 1157675A CN 95194993 A CN95194993 A CN 95194993A CN 1157675 A CN1157675 A CN 1157675A
Authority
CN
China
Prior art keywords
theta
motor
stator
magnet
rotor structure
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.)
Pending
Application number
CN95194993.4A
Other languages
English (en)
Chinese (zh)
Inventor
皮勒·考杜尔
布鲁诺·福朗库
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.)
Hydro Quebec
Original Assignee
Hydro Quebec
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 Hydro Quebec filed Critical Hydro Quebec
Publication of CN1157675A publication Critical patent/CN1157675A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/16—Stator cores with slots for windings
    • H02K1/165—Shape, form or location of the slots
    • 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
    • H02K1/2786—Outer rotors
    • H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2791—Surface mounted magnets; Inset magnets
    • H02K1/27915—Magnets shaped to vary the mechanical air gap between the magnets and the stator
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Brushless Motors (AREA)
CN95194993.4A 1994-12-02 1995-11-15 多项无刷交流电机 Pending CN1157675A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/353,241 US5753991A (en) 1994-12-02 1994-12-02 Multiphase brushless AC electric machine
US08/353,241 1994-12-02

Publications (1)

Publication Number Publication Date
CN1157675A true CN1157675A (zh) 1997-08-20

Family

ID=23388299

Family Applications (1)

Application Number Title Priority Date Filing Date
CN95194993.4A Pending CN1157675A (zh) 1994-12-02 1995-11-15 多项无刷交流电机

Country Status (12)

Country Link
US (1) US5753991A (enExample)
EP (1) EP0795229A1 (enExample)
JP (1) JPH11500897A (enExample)
CN (1) CN1157675A (enExample)
AR (1) AR000493A1 (enExample)
AU (1) AU3865695A (enExample)
BR (1) BR9508702A (enExample)
CA (1) CA2191128A1 (enExample)
MX (1) MX9700858A (enExample)
TR (1) TR199501515A2 (enExample)
TW (1) TW280964B (enExample)
WO (1) WO1996017429A1 (enExample)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102255406A (zh) * 2010-05-19 2011-11-23 西门子公司 具有紧密型单匝波形绕组的发电机和风力涡轮机
CN101313450B (zh) * 2005-11-21 2012-06-20 罗伯特·博世有限公司 电机、这种电机的转子、这种转子的应用
US8803513B2 (en) 2007-06-27 2014-08-12 Brooks Automation, Inc. Multiple dimension position sensor
CN105305734A (zh) * 2015-10-22 2016-02-03 江苏大学 永磁容错电机的谐波注削法
CN103733486B (zh) * 2012-02-24 2017-07-18 清洁工艺股份有限公司 三相永磁式同步电动机
CN108512383A (zh) * 2017-02-28 2018-09-07 日本电产株式会社 马达
CN108599427A (zh) * 2018-04-20 2018-09-28 宁波大叶园林设备股份有限公司 一种采用十二槽十极低齿槽转矩结构的无刷电机
US11002566B2 (en) 2007-06-27 2021-05-11 Brooks Automation, Inc. Position feedback for self bearing motor
WO2022041570A1 (zh) * 2020-08-24 2022-03-03 深圳市大疆创新科技有限公司 磁性件、电机及可移动平台

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JPH09308218A (ja) * 1996-05-10 1997-11-28 Canon Inc リニアモータ及びこれを用いたステージ装置や露光装置
SE512784C2 (sv) 1998-04-21 2000-05-15 Hoeganaes Ab Induktionsmaskinstator
JP2000166152A (ja) 1998-11-20 2000-06-16 Mitsubishi Electric Corp 車両用交流発電機の固定子およびその製造方法
JP3559181B2 (ja) * 1998-11-30 2004-08-25 三菱電機株式会社 電動パワーステアリング装置用モータ
TW443667U (en) * 1999-10-13 2001-06-23 Delta Electronics Inc Improved magnetic structure
US6140736A (en) * 1999-10-22 2000-10-31 Hsu; Chun-Pu Anti-loosening outer rotor means for high-torque outer-rotor type electric motor
JP2002010606A (ja) * 2000-06-20 2002-01-11 Honda Motor Co Ltd アウターロータ型ブラシレス直流モータ
JP2002101628A (ja) * 2000-09-22 2002-04-05 Hitachi Ltd 永久磁石式回転電機
US7245054B1 (en) 2000-11-01 2007-07-17 Emerson Electric Co. Permanent magnet electric machine having reduced cogging torque
US6597078B2 (en) * 2000-12-04 2003-07-22 Emerson Electric Co. Electric power steering system including a permanent magnet motor
US6707209B2 (en) 2000-12-04 2004-03-16 Emerson Electric Co. Reduced cogging torque permanent magnet electric machine with rotor having offset sections
JP2003092863A (ja) * 2001-09-20 2003-03-28 Nissan Motor Co Ltd 永久磁石埋込同期モータ
US6784582B1 (en) 2001-11-19 2004-08-31 Valeo Electrical Systems, Inc. Magnet shaping and pole concentration for reduction of cogging torque in permanent magnet motors
JP4311643B2 (ja) * 2001-12-20 2009-08-12 三菱電機株式会社 永久磁石型回転電機の製造方法および風力発電用永久磁石型同期発電機の製造方法
US6844645B2 (en) * 2002-11-08 2005-01-18 Wavecrest Laboratories, Llc Permanent magnet motor rotor having magnetic permeable material for enhanced flux distribution
TWI223488B (en) * 2003-03-25 2004-11-01 Delta Electronics Inc Motor rotor and manufacture method thereof
US7332837B2 (en) * 2003-08-11 2008-02-19 General Motors Corporation Cooling and handling of reaction torque for an axial flux motor
US20050035678A1 (en) * 2003-08-11 2005-02-17 Ward Terence G. Axial flux motor mass reduction with improved cooling
US7262536B2 (en) * 2003-08-11 2007-08-28 General Motors Corporation Gearless wheel motor drive system
DE102004044700B4 (de) * 2004-09-15 2008-04-24 Siemens Ag Synchronmaschine
JP2006174692A (ja) * 2004-11-19 2006-06-29 Nippon Densan Corp ブラシレスモータ
JP4797431B2 (ja) * 2005-05-02 2011-10-19 三菱電機株式会社 永久磁石型モータ
JP5448314B2 (ja) * 2006-08-30 2014-03-19 信越化学工業株式会社 永久磁石及び永久磁石回転機
CN101535078A (zh) * 2006-09-08 2009-09-16 通用汽车环球科技运作公司 具有改进的载荷分布的车轮组件
US9752615B2 (en) * 2007-06-27 2017-09-05 Brooks Automation, Inc. Reduced-complexity self-bearing brushless DC motor
WO2009003195A1 (en) * 2007-06-27 2008-12-31 Brooks Automation, Inc. Motor stator with lift capability and reduced cogging characteristics
US8283813B2 (en) 2007-06-27 2012-10-09 Brooks Automation, Inc. Robot drive with magnetic spindle bearings
US8823294B2 (en) 2007-06-27 2014-09-02 Brooks Automation, Inc. Commutation of an electromagnetic propulsion and guidance system
KR101825595B1 (ko) 2007-07-17 2018-02-05 브룩스 오토메이션 인코퍼레이티드 챔버 벽들에 일체화된 모터들을 갖는 기판 처리 장치
US20090072648A1 (en) * 2007-09-18 2009-03-19 Li Mei-Han Outward turning motor rotor for a ceiling fan
US8129880B2 (en) * 2007-11-15 2012-03-06 GM Global Technology Operations LLC Concentrated winding machine with magnetic slot wedges
JP2010022088A (ja) * 2008-07-08 2010-01-28 Kokusan Denki Co Ltd 磁石回転型回転電機
US7741750B1 (en) * 2008-12-29 2010-06-22 Tesla Motors, Inc. Induction motor with improved torque density
JP5210150B2 (ja) * 2008-12-29 2013-06-12 株式会社日立産機システム 永久磁石式回転電機、エレベータ装置、及び永久磁石式回転電機の製造方法
JP2010178442A (ja) * 2009-01-28 2010-08-12 Hitachi Ltd 外転型永久磁石回転電機およびそれを用いたエレベータ装置
JP2010178493A (ja) * 2009-01-29 2010-08-12 Mitsuba Corp アウターロータ型ブラシレスモータ
US8035270B2 (en) 2009-06-30 2011-10-11 American Axle & Manufacturing, Inc. Wheel motor
US8008827B1 (en) * 2010-02-18 2011-08-30 Tesla Motors, Inc. Triple layer winding pattern and methods of manufacturing same
EP2378635A1 (en) * 2010-04-13 2011-10-19 Siemens Aktiengesellschaft Electrical machine and permanent-magnet
EP2403108A1 (en) * 2010-06-29 2012-01-04 Siemens Aktiengesellschaft Wind turbine generator and method of assembly of a wind turbine generator
US20120025655A1 (en) * 2010-07-29 2012-02-02 System General Corporation Motor rotor and motor having the motor rotor

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US2695370A (en) * 1950-07-04 1954-11-23 Hartford Nat Bank & Trust Co Permanent magnet for dynamoelectric machines
DE1203047B (de) * 1961-12-09 1965-10-14 Bosch Gmbh Robert Verfahren zur Herstellung von Magnetschwungraedern fuer Schwungmagnet- oder Schwunglichtmagnetzuender
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US4341969A (en) * 1980-12-01 1982-07-27 Honeywell Inc. Direct current motor with improved pole piece that reduces cogging
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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101313450B (zh) * 2005-11-21 2012-06-20 罗伯特·博世有限公司 电机、这种电机的转子、这种转子的应用
US8803513B2 (en) 2007-06-27 2014-08-12 Brooks Automation, Inc. Multiple dimension position sensor
US11002566B2 (en) 2007-06-27 2021-05-11 Brooks Automation, Inc. Position feedback for self bearing motor
CN102255406A (zh) * 2010-05-19 2011-11-23 西门子公司 具有紧密型单匝波形绕组的发电机和风力涡轮机
US9048702B2 (en) 2010-05-19 2015-06-02 Siemens Aktiengesellschaft Generator with compact single turn wave winding and wind turbine
CN102255406B (zh) * 2010-05-19 2015-11-25 西门子公司 具有紧密型单匝波形绕组的发电机和风力涡轮机
CN103733486B (zh) * 2012-02-24 2017-07-18 清洁工艺股份有限公司 三相永磁式同步电动机
CN105305734A (zh) * 2015-10-22 2016-02-03 江苏大学 永磁容错电机的谐波注削法
CN108512383A (zh) * 2017-02-28 2018-09-07 日本电产株式会社 马达
CN108599427A (zh) * 2018-04-20 2018-09-28 宁波大叶园林设备股份有限公司 一种采用十二槽十极低齿槽转矩结构的无刷电机
WO2022041570A1 (zh) * 2020-08-24 2022-03-03 深圳市大疆创新科技有限公司 磁性件、电机及可移动平台

Also Published As

Publication number Publication date
TR199501515A2 (tr) 1996-07-21
BR9508702A (pt) 1997-08-12
MX9700858A (es) 1997-04-30
EP0795229A1 (fr) 1997-09-17
AR000493A1 (es) 1997-07-10
TW280964B (enExample) 1996-07-11
WO1996017429A1 (fr) 1996-06-06
CA2191128A1 (fr) 1996-06-06
JPH11500897A (ja) 1999-01-19
US5753991A (en) 1998-05-19
AU3865695A (en) 1996-06-19

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Legal Events

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C06 Publication
PB01 Publication
C01 Deemed withdrawal of patent application (patent law 1993)
WD01 Invention patent application deemed withdrawn after publication