WO2009069575A1 - 回転電機の回転子 - Google Patents

回転電機の回転子 Download PDF

Info

Publication number
WO2009069575A1
WO2009069575A1 PCT/JP2008/071294 JP2008071294W WO2009069575A1 WO 2009069575 A1 WO2009069575 A1 WO 2009069575A1 JP 2008071294 W JP2008071294 W JP 2008071294W WO 2009069575 A1 WO2009069575 A1 WO 2009069575A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotor
rotary machine
machine rotor
circumferential direction
rotor cores
Prior art date
Application number
PCT/JP2008/071294
Other languages
English (en)
French (fr)
Inventor
Norio Takahashi
Mikio Takabatake
Masanori Arata
Kazuto Sakai
Yutaka Hashiba
Wataru Ito
Tadashi Tokumasu
Masakatsu Matsubara
Original Assignee
Kabushiki Kaisha Toshiba
Toshiba Industrial Products Manufacturing 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 Kabushiki Kaisha Toshiba, Toshiba Industrial Products Manufacturing Corporation filed Critical Kabushiki Kaisha Toshiba
Priority to CN200880115872.5A priority Critical patent/CN101855808B/zh
Priority to EP08855456.3A priority patent/EP2216883B1/en
Priority to US12/745,108 priority patent/US8362668B2/en
Publication of WO2009069575A1 publication Critical patent/WO2009069575A1/ja

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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/06—Magnetic cores, or permanent magnets characterised by their skew

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)

Abstract

　モータ特性を低下させることなく永久磁石の減磁を抑制し、低コストで高信頼性の回転電機の回転子であって、積層して構成された複数の回転子鉄心２の各々に周方向に沿って回転子鉄心２毎に軸方向に分割された複数の永久磁石６ａ，６ｂを設け、周方向に磁気的に凹凸を形成し、複数の回転子鉄心２の隣接する回転子鉄心２間に非磁性材料からなる回転子抜板１４ａを設けたことを特徴とする。
PCT/JP2008/071294 2007-11-28 2008-11-25 回転電機の回転子 WO2009069575A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN200880115872.5A CN101855808B (zh) 2007-11-28 2008-11-25 旋转电机的转子
EP08855456.3A EP2216883B1 (en) 2007-11-28 2008-11-25 Rotor for a rotating electrical machine
US12/745,108 US8362668B2 (en) 2007-11-28 2008-11-25 Rotor for rotating electrical machine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-307943 2007-11-28
JP2007307943A JP5238231B2 (ja) 2007-11-28 2007-11-28 回転電機の回転子

Publications (1)

Publication Number Publication Date
WO2009069575A1 true WO2009069575A1 (ja) 2009-06-04

Family

ID=40678471

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/071294 WO2009069575A1 (ja) 2007-11-28 2008-11-25 回転電機の回転子

Country Status (5)

Country Link
US (1) US8362668B2 (ja)
EP (1) EP2216883B1 (ja)
JP (1) JP5238231B2 (ja)
CN (1) CN101855808B (ja)
WO (1) WO2009069575A1 (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011061902A (ja) * 2009-09-07 2011-03-24 Daikin Industries Ltd 電動機
US20120091846A1 (en) * 2009-06-23 2012-04-19 Mitsui High-Tec, Inc. Rotor core
JP2013031336A (ja) * 2011-07-29 2013-02-07 Sim-Drive Co Ltd 永久磁石式同期モータ
WO2014115435A1 (ja) * 2013-01-28 2014-07-31 三菱電機株式会社 永久磁石式回転電機
CN108352744A (zh) * 2015-10-29 2018-07-31 爱信精机株式会社 永磁型马达
WO2019038958A1 (ja) * 2017-08-22 2019-02-28 株式会社 東芝 回転電機

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8564168B2 (en) 2010-05-24 2013-10-22 Remy Technologies, L.L.C. Rotor lamination assembly
JP5331761B2 (ja) * 2010-08-09 2013-10-30 株式会社日立製作所 永久磁石式回転電機
JP2012125034A (ja) * 2010-12-08 2012-06-28 Hitachi Ltd 永久磁石式回転電機及びその回転子製造方法
JP5729090B2 (ja) * 2011-03-31 2015-06-03 ダイキン工業株式会社 ロータ及び回転電気機械
CN102412687A (zh) * 2011-11-30 2012-04-11 西安久和能源科技有限公司 兆瓦级水冷高速永磁发电机
FR2987184B1 (fr) * 2012-02-20 2016-07-29 Moteurs Leroy-Somer Rotor de machine electrique tournante a concentration de flux.
JP5486036B2 (ja) * 2012-04-11 2014-05-07 ファナック株式会社 温度変化に伴う歪みによる不具合を防止するロータ構造を有する電動機及びその製造方法
JP2014072995A (ja) * 2012-09-28 2014-04-21 Suzuki Motor Corp Ｉｐｍ型電動回転機
US9641033B2 (en) * 2013-09-06 2017-05-02 General Electric Company Electric machine having offset rotor sections
US9906108B2 (en) 2012-11-01 2018-02-27 General Electric Company Sensorless electric machine
US9871418B2 (en) 2012-11-01 2018-01-16 General Electric Company Sensorless electric machine
JP2014128116A (ja) * 2012-12-26 2014-07-07 Toyota Industries Corp 永久磁石埋設型回転電機
JP6083467B2 (ja) * 2013-04-01 2017-02-22 富士電機株式会社 永久磁石埋め込み式回転電機
CN105308835B (zh) * 2013-06-20 2019-05-14 奥的斯电梯公司 具有带倾斜永久磁铁的转子的电机
JP5774081B2 (ja) * 2013-12-09 2015-09-02 三菱電機株式会社 回転電機
JP2015177706A (ja) * 2014-03-18 2015-10-05 日産自動車株式会社 回転電機のロータ構造
EP3026793A1 (en) 2014-11-25 2016-06-01 Black & Decker Inc. Brushless motor for a power tool
JP6101733B2 (ja) * 2015-04-20 2017-03-22 本田技研工業株式会社 回転電機のロータ
JP6333479B2 (ja) * 2015-06-17 2018-05-30 三菱電機株式会社 永久磁石電動機
JP6661939B2 (ja) * 2015-09-29 2020-03-11 ダイキン工業株式会社 ロータ
US10328566B2 (en) 2015-10-14 2019-06-25 Black & Decker Inc. Brushless motor system for power tools
US20170201137A1 (en) * 2016-01-13 2017-07-13 Ford Global Technologies, Llc Utilization of Magnetic Fields in Electric Machines
US10541577B2 (en) * 2016-01-13 2020-01-21 Ford Global Technologies, Llc Utilization of magnetic fields in electric machines having skewed rotor sections and separators with cutouts
WO2017203618A1 (ja) * 2016-05-25 2017-11-30 三菱電機株式会社 回転子、電動機、圧縮機、空気調和機、及び電動機の製造方法
CN106059223B (zh) * 2016-05-25 2018-06-15 东南大学 一种互补型磁齿轮双转子电机
CN109565195B (zh) * 2016-08-22 2020-12-25 三菱电机株式会社 换向极型转子、电动机以及空调机
JP6410776B2 (ja) * 2016-10-06 2018-10-24 本田技研工業株式会社 ロータ製造方法
JP2018067978A (ja) * 2016-10-17 2018-04-26 日立オートモティブシステムズ株式会社 回転電機、および、回転電機の製造方法
JP6630690B2 (ja) * 2017-02-22 2020-01-15 本田技研工業株式会社 回転電機のロータ
WO2019074535A1 (en) 2017-10-10 2019-04-18 Zero E Technologies Llc SYSTEMS AND METHODS FOR COOLING AND STABILIZING ELECTRIC MACHINE
US10505416B2 (en) * 2017-11-09 2019-12-10 Ford Global Technologies, Llc Patterned offset pole rotor
CN112567597B (zh) * 2018-08-16 2023-12-05 三菱电机株式会社 旋转电机
JP7099936B2 (ja) * 2018-11-15 2022-07-12 株式会社三井ハイテック 鉄心製品及び鉄心製品の製造方法
JP7108529B2 (ja) * 2018-12-26 2022-07-28 本田技研工業株式会社 回転電機
JP6896029B2 (ja) * 2019-08-19 2021-06-30 三菱電機株式会社 回転電機
US11742734B2 (en) * 2021-07-19 2023-08-29 Abb Schweiz Ag Permanent magnet machine and rotor therefor

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000308287A (ja) * 1999-04-19 2000-11-02 Matsushita Electric Ind Co Ltd 永久磁石埋込型リラクタンスモータ
JP2004343915A (ja) * 2003-05-16 2004-12-02 Nissan Motor Co Ltd 電動機
JP2005051897A (ja) 2003-07-31 2005-02-24 Toshiba Corp リラクタンス型回転電機の回転子
JP2005057865A (ja) * 2003-08-01 2005-03-03 Nissan Motor Co Ltd 回転子の構造
JP2005218228A (ja) * 2004-01-29 2005-08-11 Asmo Co Ltd 埋込磁石型モータ
JP2005261169A (ja) * 2004-03-15 2005-09-22 Tokyo Univ Of Science ベアリングレスモータ用回転子およびベアリングレスモータ
JP2006158037A (ja) * 2004-11-26 2006-06-15 Honda Motor Co Ltd 埋め込み磁石型のロータ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2843375A1 (de) * 1978-10-05 1980-04-24 Bosch Gmbh Robert Permanentmagnet fuer elektrische maschinen, insbesondere kleinmotoren
US6259180B1 (en) * 1996-07-02 2001-07-10 Schlenker Enterprises, Ltd. Motor including embedded permanent magnet rotor and method for making the same
JPH08340651A (ja) * 1995-06-12 1996-12-24 Toshiba Corp 永久磁石及び永久磁石形回転電機
DE60327743D1 (de) * 2002-03-08 2009-07-09 Lawrence P Zepp Bürstenloser permanentmagnetmotor oder drehstromgenerator mit variabler rotor- / statorausrichtung z
WO2003079516A1 (fr) * 2002-03-20 2003-09-25 Daikin Industries, Ltd. Moteur de type a aimants permanents et compresseur dote de ce moteur
JP2004248422A (ja) * 2003-02-14 2004-09-02 Moric Co Ltd 磁石界磁型回転電気機器
JP4010319B2 (ja) * 2005-02-09 2007-11-21 ダイキン工業株式会社 コア及び回転子並びにモータ及び圧縮機
JP4855125B2 (ja) * 2006-04-07 2012-01-18 株式会社三井ハイテック 回転子積層鉄心の製造方法
KR101243670B1 (ko) * 2007-03-08 2013-03-18 엘지전자 주식회사 모터의 회전자

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000308287A (ja) * 1999-04-19 2000-11-02 Matsushita Electric Ind Co Ltd 永久磁石埋込型リラクタンスモータ
JP2004343915A (ja) * 2003-05-16 2004-12-02 Nissan Motor Co Ltd 電動機
JP2005051897A (ja) 2003-07-31 2005-02-24 Toshiba Corp リラクタンス型回転電機の回転子
JP2005057865A (ja) * 2003-08-01 2005-03-03 Nissan Motor Co Ltd 回転子の構造
JP2005218228A (ja) * 2004-01-29 2005-08-11 Asmo Co Ltd 埋込磁石型モータ
JP2005261169A (ja) * 2004-03-15 2005-09-22 Tokyo Univ Of Science ベアリングレスモータ用回転子およびベアリングレスモータ
JP2006158037A (ja) * 2004-11-26 2006-06-15 Honda Motor Co Ltd 埋め込み磁石型のロータ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2216883A4

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120091846A1 (en) * 2009-06-23 2012-04-19 Mitsui High-Tec, Inc. Rotor core
US8922084B2 (en) * 2009-06-23 2014-12-30 Mitsui High-Tech, Inc. Rotor core
JP2011061902A (ja) * 2009-09-07 2011-03-24 Daikin Industries Ltd 電動機
JP2013031336A (ja) * 2011-07-29 2013-02-07 Sim-Drive Co Ltd 永久磁石式同期モータ
WO2013018697A1 (ja) * 2011-07-29 2013-02-07 株式会社ＳＩＭ－Ｄｒｉｖｅ 永久磁石式同期モータ
WO2014115435A1 (ja) * 2013-01-28 2014-07-31 三菱電機株式会社 永久磁石式回転電機
JP5805334B2 (ja) * 2013-01-28 2015-11-04 三菱電機株式会社 永久磁石式回転電機
US9912204B2 (en) 2013-01-28 2018-03-06 Mitsubishi Electric Corporation Permanent magnet type rotating electric machine
CN108352744A (zh) * 2015-10-29 2018-07-31 爱信精机株式会社 永磁型马达
WO2019038958A1 (ja) * 2017-08-22 2019-02-28 株式会社 東芝 回転電機
JP2019041450A (ja) * 2017-08-22 2019-03-14 株式会社東芝 回転電機

Also Published As

Publication number Publication date
CN101855808B (zh) 2013-03-13
US20100301697A1 (en) 2010-12-02
CN101855808A (zh) 2010-10-06
EP2216883B1 (en) 2019-06-05
US8362668B2 (en) 2013-01-29
EP2216883A1 (en) 2010-08-11
JP5238231B2 (ja) 2013-07-17
EP2216883A4 (en) 2016-08-24
JP2009136040A (ja) 2009-06-18

Similar Documents

Publication Publication Date Title
WO2009069575A1 (ja) 回転電機の回転子
WO2007055775A3 (en) Rotary electric machine
WO2009046549A3 (de) Rotor für elektromotor
CN103580332B (zh) 具有其中心偏离轴线的弧形几何结构的内置式永磁电机
US9515527B2 (en) Electric motor and production method for the electric motor
WO2010027740A8 (en) Linear motor with patterned magnet arrays
CA2615115A1 (en) Stress distributing permanent magnet rotor geometry for electric machines
EP2306620A3 (en) Rotor for permanent magnet rotary machine
WO2010089734A3 (en) Electrical machine
ATE508517T1 (de) Elektrische maschine
TW200633345A (en) Axial-gap type superconducting motor
EP2978103A3 (en) Motor and rotor thereof
WO2007104285A3 (de) Transversalflussmaschine und turbomaschine mit derartiger transversalflussmaschine
TW200717968A (en) An electric machine assembly
EP2306619A3 (en) Rotor for axial air gap-type permanent magnetic rotating machine
EP1863150A3 (en) Permanent magnet rotor for motors
EP2306623A3 (en) Manufacturing method of a rotor in a machine comprising embedded permanent magnets
WO2012113416A3 (de) Intern erregter synchronmotor mit mehrfach korrosionsgeschütztem permanentmagnetrotor
EP1643618A3 (en) Rotor for rotary electric machine
WO2015075364A3 (fr) Lames de maintien des aimants
CN104937815A (zh) 永磁体式旋转电机
EP2568579A3 (en) Motor and washing machine having the same
WO2008096519A1 (ja) 回転・直動モータ
JP2021503870A (ja) 軸方向磁束モータ、半径方向磁束モータ及び横方向磁束モータ用回転子
WO2013020846A3 (de) Rotor für eine permanentmagnetische maschine

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 200880115872.5

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08855456

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2008855456

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 12745108

Country of ref document: US