WO2008146437A1 - 電動機 - Google Patents

電動機 Download PDF

Info

Publication number
WO2008146437A1
WO2008146437A1 PCT/JP2008/000857 JP2008000857W WO2008146437A1 WO 2008146437 A1 WO2008146437 A1 WO 2008146437A1 JP 2008000857 W JP2008000857 W JP 2008000857W WO 2008146437 A1 WO2008146437 A1 WO 2008146437A1
Authority
WO
WIPO (PCT)
Prior art keywords
slots
electric motor
rotor core
teeth
yoke
Prior art date
Application number
PCT/JP2008/000857
Other languages
English (en)
French (fr)
Inventor
Hu Li
Yuichi Yoshikawa
Hiroshi Murakami
Original Assignee
Panasonic Corporation
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 Panasonic Corporation filed Critical Panasonic Corporation
Priority to JP2009516163A priority Critical patent/JP4985770B2/ja
Priority to CN200880017357.3A priority patent/CN101682243B/zh
Priority to US12/596,756 priority patent/US8134266B2/en
Publication of WO2008146437A1 publication Critical patent/WO2008146437A1/ja
Priority to US13/364,653 priority patent/US8350433B2/en

Links

Classifications

    • 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
    • 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
    • H02K1/2786—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
    • 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
    • H02K21/222—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
    • 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)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)

Abstract

　ヨーク（１２）およびヨーク（１２）から突出する複数のティース（１３）を有し、隣接したティース（１３）間にスロット（１５）を形成した固定子鉄心（１４）を含む固定子（１１）と、回転子鉄心（２３）および複数の磁極を形成する永久磁石（２５）を有し、ティース（１３）の端面とギャップを介して対向した回転子（２１）とを備え、回転子鉄心（２３）は、周方向に所定の分割数だけ均等に分割された回転子鉄心材料（２６）により構成され、スロット（１５）の数と磁極の極数との最小公倍数をＮとし、スロット（１５）の数と分割数との最小公倍数をＭとしたとき、ＮとＭとを等しくする。
PCT/JP2008/000857 2007-05-31 2008-04-03 電動機 WO2008146437A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009516163A JP4985770B2 (ja) 2007-05-31 2008-04-03 電動機
CN200880017357.3A CN101682243B (zh) 2007-05-31 2008-04-03 电动机
US12/596,756 US8134266B2 (en) 2007-05-31 2008-04-03 Electric motor
US13/364,653 US8350433B2 (en) 2007-05-31 2012-02-02 Electric motor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-144790 2007-05-31
JP2007144790 2007-05-31

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US12/596,756 A-371-Of-International US8134266B2 (en) 2007-05-31 2008-04-03 Electric motor
US13/364,653 Continuation US8350433B2 (en) 2007-05-31 2012-02-02 Electric motor

Publications (1)

Publication Number Publication Date
WO2008146437A1 true WO2008146437A1 (ja) 2008-12-04

Family

ID=40074715

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/000857 WO2008146437A1 (ja) 2007-05-31 2008-04-03 電動機

Country Status (4)

Country Link
US (2) US8134266B2 (ja)
JP (1) JP4985770B2 (ja)
CN (2) CN101682243B (ja)
WO (1) WO2008146437A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011051555A3 (en) * 2009-10-28 2011-11-17 The Switch Drive Systems Oy A rotor segment for a rotor of a permanent magnet electrical machine
JP2013208003A (ja) * 2012-03-29 2013-10-07 Toshiba Corp 永久磁石型回転電機
JP2013236542A (ja) * 2013-08-19 2013-11-21 Hitachi Industrial Equipment Systems Co 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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103415979B (zh) * 2011-03-08 2016-10-26 松下电器产业株式会社 电动机的定子以及电动机
CN103460557B (zh) * 2011-04-28 2016-09-28 松下电器产业株式会社 电动机的定子及电动机
KR101310529B1 (ko) * 2011-09-01 2013-09-23 삼성전기주식회사 스위치드 릴럭턴스 모터
JP5418651B1 (ja) * 2012-09-26 2014-02-19 ダイキン工業株式会社 ラジアルギャップ型回転電機、送風機、圧縮機、空気調和機
US20140167547A1 (en) * 2012-12-14 2014-06-19 GM Global Technology Operations LLC Electric machine with fractional slot windings
CN204013045U (zh) * 2014-05-29 2014-12-10 德昌电机(深圳)有限公司 用于气流风门控制的执行器及其电机
CN104600940A (zh) * 2015-03-02 2015-05-06 *** 无壳体电动机
JP6430570B2 (ja) * 2017-03-27 2018-11-28 岡山県 インホイールモータ
WO2019016893A1 (ja) * 2017-07-19 2019-01-24 三菱電機株式会社 回転電機
US10734876B2 (en) * 2018-03-19 2020-08-04 Denso International America, Inc. Brushless motor for HVAC system
RU195812U1 (ru) * 2019-06-10 2020-02-06 Акционерное общество "Электромашиностроительный завод "ЛЕПСЕ" Синхронный генератор с постоянными магнитами
WO2022135713A1 (en) * 2020-12-23 2022-06-30 Elaphe Pogonske Tehnologije D.O.O. Synchronous polyphase electrical machine

Citations (3)

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JP2001037133A (ja) * 1999-07-23 2001-02-09 Matsushita Electric Ind Co Ltd ステータ及び電動機
JP2002233122A (ja) * 2001-02-05 2002-08-16 Matsushita Electric Ind Co Ltd アウターロータモータ、アウターロータモータの製造方法、及びアウターロータモータを組み込んだ電気自動車
JP2005137117A (ja) * 2003-10-30 2005-05-26 Mitsubishi Electric Corp 回転電機の回転子

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KR920000717B1 (ko) * 1984-07-25 1992-01-20 가부시기가이샤 히다찌세이사꾸쇼 영구자석전기
TW364234B (en) * 1997-04-14 1999-07-11 Sanyo Electric Co Rotor for an electric motor
US6940205B1 (en) * 1997-09-08 2005-09-06 Matsushita Electric Industrial Co., Ltd. Permanent magnet synchronous motor
DE19933009A1 (de) * 1998-07-24 2000-02-10 Matsushita Electric Ind Co Ltd Motor mit interne Permanentmagneten enthaltendem Rotor und einen solchen Motor verwendende Antriebseinheit
US6452302B1 (en) * 1998-09-28 2002-09-17 Hitachi, Ltd. Rotary electric machine and electric vehicle using the same
US7321176B2 (en) * 2000-04-20 2008-01-22 Invacare Corporation Multi pole electrical machine with reduced cogging force
JP4269544B2 (ja) * 2000-09-14 2009-05-27 株式会社デンソー 複数ロータ型同期機
US6617746B1 (en) * 2001-10-01 2003-09-09 Wavecrest Laboratories, Llc Rotary electric motor having axially aligned stator poles and/or rotor poles
US7676880B2 (en) * 2002-05-15 2010-03-16 Trico Products Corporation Direct drive windshield wiper assembly
JP2004248378A (ja) 2003-02-12 2004-09-02 Toyoda Mach Works Ltd リング磁石、リング磁石を備えた回転電機及び回転電機用ロータ
US7105973B2 (en) * 2003-07-21 2006-09-12 Kollmorgen Corporation Highly efficient permanent magnet brushless motor
JP4496064B2 (ja) * 2004-11-25 2010-07-07 株式会社東芝 永久磁石形モータ及び洗濯機
JP2006187176A (ja) 2004-12-28 2006-07-13 Toshiba Corp アウターロータの製造方法
JP2006288183A (ja) * 2005-03-09 2006-10-19 Nissan Motor Co Ltd 電動機
CN101322303B (zh) * 2006-04-20 2010-12-29 松下电器产业株式会社 电机

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001037133A (ja) * 1999-07-23 2001-02-09 Matsushita Electric Ind Co Ltd ステータ及び電動機
JP2002233122A (ja) * 2001-02-05 2002-08-16 Matsushita Electric Ind Co Ltd アウターロータモータ、アウターロータモータの製造方法、及びアウターロータモータを組み込んだ電気自動車
JP2005137117A (ja) * 2003-10-30 2005-05-26 Mitsubishi Electric Corp 回転電機の回転子

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011051555A3 (en) * 2009-10-28 2011-11-17 The Switch Drive Systems Oy A rotor segment for a rotor of a permanent magnet electrical machine
CN102630362A (zh) * 2009-10-28 2012-08-08 斯维奇传动***有限公司 用于永磁电机的转子的转子扇段
JP2013208003A (ja) * 2012-03-29 2013-10-07 Toshiba Corp 永久磁石型回転電機
JP2013236542A (ja) * 2013-08-19 2013-11-21 Hitachi Industrial Equipment Systems Co 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

Also Published As

Publication number Publication date
US8350433B2 (en) 2013-01-08
CN102983699B (zh) 2015-12-09
US20100045131A1 (en) 2010-02-25
US20120126651A1 (en) 2012-05-24
US8134266B2 (en) 2012-03-13
CN102983699A (zh) 2013-03-20
CN101682243B (zh) 2013-01-23
JPWO2008146437A1 (ja) 2010-08-19
CN101682243A (zh) 2010-03-24
JP4985770B2 (ja) 2012-07-25

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