ATE460765T1 - Läufer für einen permanentmagnetmotor - Google Patents

Läufer für einen permanentmagnetmotor

Info

Publication number
ATE460765T1
ATE460765T1 AT02016836T AT02016836T ATE460765T1 AT E460765 T1 ATE460765 T1 AT E460765T1 AT 02016836 T AT02016836 T AT 02016836T AT 02016836 T AT02016836 T AT 02016836T AT E460765 T1 ATE460765 T1 AT E460765T1
Authority
AT
Austria
Prior art keywords
permanent magnets
core
rotor
permanent magnet
torque
Prior art date
Application number
AT02016836T
Other languages
English (en)
Inventor
Shinya Naito
Haruyoshi Hino
Original Assignee
Yamaha Motor Co 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 Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Application granted granted Critical
Publication of ATE460765T1 publication Critical patent/ATE460765T1/de

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
    • H02K1/278—Surface mounted magnets; Inset magnets
    • 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
    • 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
    • H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
    • H02K1/246—Variable reluctance rotors
    • 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]

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)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
AT02016836T 2001-08-10 2002-07-29 Läufer für einen permanentmagnetmotor ATE460765T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001244614A JP4680442B2 (ja) 2001-08-10 2001-08-10 モータの回転子

Publications (1)

Publication Number Publication Date
ATE460765T1 true ATE460765T1 (de) 2010-03-15

Family

ID=19074517

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02016836T ATE460765T1 (de) 2001-08-10 2002-07-29 Läufer für einen permanentmagnetmotor

Country Status (8)

Country Link
US (1) US6664688B2 (de)
EP (1) EP1283581B1 (de)
JP (1) JP4680442B2 (de)
CN (1) CN1266818C (de)
AT (1) ATE460765T1 (de)
DE (1) DE60235599D1 (de)
ES (1) ES2341227T3 (de)
TW (1) TW571483B (de)

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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
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US7504754B2 (en) 2005-10-31 2009-03-17 Caterpillar Inc. Rotor having multiple permanent-magnet pieces in a cavity
US20070159021A1 (en) * 2005-12-19 2007-07-12 Emerson Electric Co. Composite magnet structure for rotor
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JP5259927B2 (ja) * 2006-03-31 2013-08-07 日立オートモティブシステムズ株式会社 永久磁石式回転電機
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EP2078931B1 (de) * 2008-01-11 2020-02-19 Mitsubishi Electric Corporation Drehwinkelerkennungsvorrichtung und Verfahren für eine permanentmagnetische dynamoelektrische Maschine und elektrische Leistungslenkvorrichtung
EP2304863B1 (de) * 2008-07-30 2018-06-27 Regal Beloit America, Inc. Motor mit inneren permanentmagneten mit rotor mit ungleichen polen
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CN201204529Y (zh) * 2008-08-28 2009-03-04 无锡东元电机有限公司 永磁同步电机
CN201294443Y (zh) * 2008-12-01 2009-08-19 东元总合科技（杭州）有限公司 永磁自启动同步电机转子
JP4685946B2 (ja) * 2009-02-18 2011-05-18 三菱電機株式会社 永久磁石型回転電機の回転子およびその製造方法
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JP5851365B2 (ja) 2012-08-31 2016-02-03 日立オートモティブシステムズ株式会社 回転電機
KR20150063121A (ko) * 2012-09-29 2015-06-08 에머슨 일렉트릭 컴파니 분할형 자석 구조를 가진 로터와 관련 발전기 및 컴프레서
US9118230B2 (en) * 2013-02-07 2015-08-25 GM Global Technology Operations LLC Interior permanent magnet machine
JP6217319B2 (ja) * 2013-10-31 2017-10-25 株式会社ジェイテクト 回転機用ロータ
JP2015159706A (ja) * 2014-01-22 2015-09-03 日本精工株式会社 電動機、電動パワーステアリング装置及び車両
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CN105827039A (zh) * 2016-05-12 2016-08-03 张学义 复合永磁与无刷电磁混合励磁驱动电机
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Also Published As

Publication number Publication date
CN1266818C (zh) 2006-07-26
JP2003061280A (ja) 2003-02-28
EP1283581A2 (de) 2003-02-12
US20030030343A1 (en) 2003-02-13
EP1283581B1 (de) 2010-03-10
US6664688B2 (en) 2003-12-16
ES2341227T3 (es) 2010-06-17
EP1283581A3 (de) 2004-09-22
TW571483B (en) 2004-01-11
DE60235599D1 (de) 2010-04-22
CN1405948A (zh) 2003-03-26
JP4680442B2 (ja) 2011-05-11

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