DE3580624D1 - Elektrische maschine mit dauermagnet. - Google Patents

Elektrische maschine mit dauermagnet.

Info

Publication number
DE3580624D1
DE3580624D1 DE8585109343T DE3580624T DE3580624D1 DE 3580624 D1 DE3580624 D1 DE 3580624D1 DE 8585109343 T DE8585109343 T DE 8585109343T DE 3580624 T DE3580624 T DE 3580624T DE 3580624 D1 DE3580624 D1 DE 3580624D1
Authority
DE
Germany
Prior art keywords
permanent magnet
electric machine
electric
machine
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 - Lifetime
Application number
DE8585109343T
Other languages
English (en)
Inventor
Koichi Saito
Akira Tamura
Takuro Kawano
Fumio Tajima
Hiroshi Katayama
Kunio Miyashita
Raizo Tamura
Kenichi Hironaka
Yoshimi Sekita
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.)
Hitachi Ltd
Original Assignee
Hitachi 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
Priority claimed from JP15307084A external-priority patent/JPS6135144A/ja
Priority claimed from JP15305684A external-priority patent/JPS6135143A/ja
Priority claimed from JP59175027A external-priority patent/JPH0753020B2/ja
Priority claimed from JP59178325A external-priority patent/JPS6158458A/ja
Priority claimed from JP59215694A external-priority patent/JPH0681463B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3580624D1 publication Critical patent/DE3580624D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • 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
    • 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
    • H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
    • 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
    • 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

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)
  • Dc Machiner (AREA)
  • Brushless Motors (AREA)
DE8585109343T 1984-07-25 1985-07-25 Elektrische maschine mit dauermagnet. Expired - Lifetime DE3580624D1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP15307084A JPS6135144A (ja) 1984-07-25 1984-07-25 永久磁石機
JP15305684A JPS6135143A (ja) 1984-07-25 1984-07-25 永久磁石回転電機
JP59175027A JPH0753020B2 (ja) 1984-08-24 1984-08-24 永久磁石電機
JP59178325A JPS6158458A (ja) 1984-08-29 1984-08-29 永久磁石を備えた電気機械
JP59215694A JPH0681463B2 (ja) 1984-10-15 1984-10-15 回転電機

Publications (1)

Publication Number Publication Date
DE3580624D1 true DE3580624D1 (de) 1991-01-03

Family

ID=27528008

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585109343T Expired - Lifetime DE3580624D1 (de) 1984-07-25 1985-07-25 Elektrische maschine mit dauermagnet.

Country Status (4)

Country Link
US (1) US4672253A (de)
EP (1) EP0169569B1 (de)
KR (1) KR920000717B1 (de)
DE (1) DE3580624D1 (de)

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US4788465A (en) * 1987-09-10 1988-11-29 Digital Equipment Corporation Armature for DC motor
US4999559A (en) * 1988-01-04 1991-03-12 Alternative Energy Research Center Inc. Control electromagnet
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US4952859A (en) * 1988-11-30 1990-08-28 Canon Kabushiki Kaisha Stepping motor
US4933584A (en) * 1988-12-22 1990-06-12 General Electric Company Electronically commutated motor having skewed magnetics
US5107159A (en) * 1989-09-01 1992-04-21 Applied Motion Products, Inc. Brushless DC motor assembly with asymmetrical poles
US5194771A (en) * 1989-09-14 1993-03-16 Kabushiki Kaisha Sankyo Seiki Seisakusho Brushless core motor
JP2685615B2 (ja) * 1990-02-13 1997-12-03 株式会社日立製作所 移動体の位置制御装置
US5086245A (en) * 1990-03-06 1992-02-04 S1 Montevideo Technology, Inc. Brushless DC motor slotted tooth lamination
JPH0756616Y2 (ja) * 1990-08-07 1995-12-25 株式会社ゼクセル モータのロータマグネットの着磁構造
JP3140814B2 (ja) * 1991-10-18 2001-03-05 日本サーボ株式会社 永久磁石式ステッピングモ−タ
US5250867A (en) * 1991-11-20 1993-10-05 General Electric Company Permanent magnet brushless DC motor having reduced cogging
JP3071064B2 (ja) * 1992-04-20 2000-07-31 日本サーボ株式会社 永久磁石式ステッピングモ−タ
TW299522B (de) * 1992-05-13 1997-03-01 Naito Kinshiro
JP3169276B2 (ja) * 1992-08-31 2001-05-21 日本サーボ株式会社 ハイブリッド形ステッピングモータ
IT1261598B (it) 1993-09-30 1996-05-23 Gate Spa Motore elettrico a magneti permanenti con coppia di riluttanza ridotta
JP2740893B2 (ja) * 1993-11-01 1998-04-15 日本サーボ株式会社 永久磁石式ステッピングモータ
US5705873A (en) * 1993-12-22 1998-01-06 Canon Denshi Kabushiki Kaisha Light-quantity control device
US5682072A (en) * 1994-01-20 1997-10-28 Nsk Ltd. Three-phase brushless motor
US5523637A (en) * 1994-04-28 1996-06-04 Ford Motor Company Permanent magnet electrical machine with low reluctance torque
EP0709947B1 (de) * 1994-10-28 1998-07-08 Hewlett-Packard Company Ausgleich von medialen Reluktanzkräften in einem Gleichstrommotor
JPH08242572A (ja) * 1995-02-28 1996-09-17 Japan Servo Co Ltd ３相永久磁石式回転電機
JP2733824B2 (ja) * 1995-04-19 1998-03-30 日本サーボ株式会社 ２相式永久磁石回転電機
US5818187A (en) * 1995-05-25 1998-10-06 Itt Automotive Electrical Systems, Inc. Motor and control for windshield wiper system
WO1996041410A1 (en) * 1995-06-07 1996-12-19 Itt Automotive Electrical Systems, Inc. Reduced speed growth in windshield wiper motor
DE69636505T2 (de) * 1995-06-07 2007-05-24 General Electric Co. Dynamoelektrische Maschine und deren Rotorkonstruktion
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US6040667A (en) * 1995-12-12 2000-03-21 Valeo Elecrical Systems, Inc. System and method for driving wipers in a windshield wiper system
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JP3029792B2 (ja) * 1995-12-28 2000-04-04 日本サーボ株式会社 多相永久磁石型回転電機
SE516498C2 (sv) * 1996-05-30 2002-01-22 Vilmos Toeroek Självstartande borstlös elektrisk motor
US6153953A (en) * 1997-08-05 2000-11-28 Japan Servo Co., Ltd. Multi-phase PM-type stepping motor
US6242837B1 (en) * 1997-09-29 2001-06-05 Hitachi, Ltd. Permanent magnet rotary machine and electric vehicle using the same
JP3392737B2 (ja) * 1997-11-12 2003-03-31 日本サーボ株式会社 ３相ステッピングモータとその駆動方法
JPH11225466A (ja) 1998-02-06 1999-08-17 Japan Servo Co Ltd 多相アウター型ｐｍステッピングモータ
JP3746372B2 (ja) * 1998-04-16 2006-02-15 株式会社日立製作所 永久磁石式回転電機及びそれを用いた電動車両
TW483216B (en) * 1998-09-08 2002-04-11 Toshiba Corp Motor
EP0996216B1 (de) * 1998-09-30 2004-02-18 Shin-Etsu Chemical Co., Ltd. Dauermagnetmotor und dessen Rotor
JP3718069B2 (ja) * 1998-11-27 2005-11-16 株式会社Ｎｅｏｍａｘ 永久磁石式発電機およびそれを持ったディスケット
JP3609649B2 (ja) * 1999-06-29 2005-01-12 三洋電機株式会社 ブラシレスｄｃモータ及びこのモータを用いた冷媒圧縮機
JP3804343B2 (ja) * 1999-06-29 2006-08-02 松下電器産業株式会社 モータのコア及びそれを用いたモータ
JP4702995B2 (ja) 1999-11-29 2011-06-15 日本電産サーボ株式会社 環状コイル多相式回転電機とその使用方法
US20010048264A1 (en) * 2000-02-01 2001-12-06 Pacsci Motion Control, Inc. Brushless DC motor having reduced cogging torque
US6853105B2 (en) * 2000-05-25 2005-02-08 Mitsubishi Denki Kabushiki Kaisha Permanent magnet 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
US6720686B1 (en) 2000-10-03 2004-04-13 Emerson Electric Co. Reduced noise dynamoelectric machine
JP4744023B2 (ja) * 2001-07-24 2011-08-10 日本電産サーボ株式会社 永久磁石３相ステッピングモータ
US20030230947A1 (en) * 2002-06-14 2003-12-18 Islam Mohammad S. Fault tolerant motor actuator for steer by wire system
ITTO20020757A1 (it) * 2002-08-29 2004-02-29 Fiat Ricerche Macchina elettrica di tipo sincrono
US6788013B2 (en) * 2003-02-10 2004-09-07 Delphi Technologies, Inc. Permanent magnet electric motor and method of making same
JP4055773B2 (ja) * 2003-04-11 2008-03-05 三菱電機株式会社 リニアモータ
US6940198B2 (en) * 2003-07-24 2005-09-06 A. O. Smith Corporation Brushless permanent magnet machine with reduced cogging and torque ripple and method of producing the same
US6867525B2 (en) * 2003-07-24 2005-03-15 A.O. Smith Corporation Brushless permanent magnet machine with axial modules of rotor magnetization skew and method of producing the same
US7247964B2 (en) * 2003-07-24 2007-07-24 A.O. Smith Corporation Electrical machine with magnetized rotor
WO2005027308A1 (de) * 2003-09-11 2005-03-24 Siemens Aktiengesellschaft Elektrische maschine mit induktionsläufer
DE102005022548A1 (de) * 2005-05-17 2006-11-23 Siemens Ag Elektrische Maschine mit einem Wicklungssystem mit Spulengruppen
FR2887697B1 (fr) * 2005-06-28 2010-11-19 Valeo Equip Electr Moteur Machine electrique tournante possedant des moyens de reduction de pertes
US7301310B2 (en) * 2005-08-24 2007-11-27 Honeywell International, Inc. Excitation controlled synchronous permanent magnet machine
US7385328B2 (en) 2006-05-23 2008-06-10 Reliance Electric Technologies, Llc Cogging reduction in permanent magnet machines
US20080024028A1 (en) * 2006-07-27 2008-01-31 Islam Mohammad S Permanent magnet electric motor
US7543679B2 (en) * 2006-07-28 2009-06-09 Delphi Technologies, Inc. Compensation of periodic sensor errors in electric power steering systems
US7549504B2 (en) * 2006-07-28 2009-06-23 Delphi Technologies, Inc. Quadrant dependent active damping for electric power steering
US7725227B2 (en) * 2006-12-15 2010-05-25 Gm Global Technology Operations, Inc. Method, system, and apparatus for providing enhanced steering pull compensation
WO2008113082A1 (en) * 2007-03-15 2008-09-18 A.O. Smith Corporation Interior permanent magnet motor including rotor with flux barriers
US7923881B2 (en) * 2007-05-04 2011-04-12 A.O. Smith Corporation Interior permanent magnet motor and rotor
CN102983699B (zh) * 2007-05-31 2015-12-09 松下知识产权经营株式会社 电动机
US7969058B2 (en) * 2007-06-07 2011-06-28 GM Global Technology Operations LLC Permanent magnet motor with stator having asymmetric slots for reducing torque ripple
JP2009207298A (ja) * 2008-02-28 2009-09-10 Minebea Motor Manufacturing Corp ステッピングモータ
EP2304863B1 (de) * 2008-07-30 2018-06-27 Regal Beloit America, Inc. Motor mit inneren permanentmagneten mit rotor mit ungleichen polen
US8754602B2 (en) * 2008-09-02 2014-06-17 Stmicroelectronics, Inc. Motor controller with drive-signal conditioning
CN101667770B (zh) * 2008-09-03 2013-09-04 德昌电机(深圳)有限公司 一种燃料泵及其无刷直流马达
CN101666279B (zh) * 2008-09-03 2014-02-19 德昌电机(深圳)有限公司 燃料泵
US20110037339A1 (en) * 2009-08-12 2011-02-17 Gm Global Technology Operations, Inc. Concentrated winding machines with reduced torque ripple and methods for designing the same
CN102059954B (zh) * 2009-11-17 2015-04-29 德昌电机(深圳)有限公司 电动驻车制动系统及其永磁直流电机
CN102917086A (zh) * 2011-08-04 2013-02-06 中兴通讯股份有限公司 移动终端及为移动终端提供电能的方法
US9991772B2 (en) 2011-12-31 2018-06-05 Philip Totaro Low axial force permanent magnet machine and magnet assembly for permanent magnet machine
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JP6140035B2 (ja) * 2013-09-04 2017-05-31 山洋電気株式会社 三相電磁モータ
CN103904793A (zh) * 2014-03-28 2014-07-02 湖北立锐机电有限公司 整体式电机定子冲片、电机定子以及使用其的旋转电机
CN107124064A (zh) * 2016-02-25 2017-09-01 德昌电机(深圳)有限公司 风机及其外转子电机
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CN108365724A (zh) * 2018-05-16 2018-08-03 湖州越球电机有限公司 冷柜用永磁无刷直流电机
CN108880014B (zh) * 2018-05-29 2021-10-29 南方电机科技有限公司 一种定子、马达及自动化设备
DE102019214076B3 (de) * 2019-09-16 2020-11-12 Magna powertrain gmbh & co kg Elektrische Maschine für ein Kraftfahrzeug
WO2021133029A1 (ko) * 2019-12-26 2021-07-01 주식회사 아모텍 전기모터용 스테이터 및 이를 포함하는 전기모터
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US4516048A (en) * 1983-09-29 1985-05-07 The Superior Electric Company Stator with nonuniformly spaced teeth for rotating electromagnetic device

Also Published As

Publication number Publication date
EP0169569A2 (de) 1986-01-29
KR860001511A (ko) 1986-02-26
EP0169569A3 (en) 1987-05-13
KR920000717B1 (ko) 1992-01-20
US4672253A (en) 1987-06-09
EP0169569B1 (de) 1990-11-22

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