JP5265615B2 - 永久磁石埋め込み回転子 - Google Patents

永久磁石埋め込み回転子 Download PDF

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Publication number
JP5265615B2
JP5265615B2 JP2010111429A JP2010111429A JP5265615B2 JP 5265615 B2 JP5265615 B2 JP 5265615B2 JP 2010111429 A JP2010111429 A JP 2010111429A JP 2010111429 A JP2010111429 A JP 2010111429A JP 5265615 B2 JP5265615 B2 JP 5265615B2
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JP
Japan
Prior art keywords
permanent magnet
rotor
cylindrical body
magnetic
magnetic field
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.)
Active
Application number
JP2010111429A
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English (en)
Japanese (ja)
Other versions
JP2011239650A (ja
JP2011239650A5 (enExample
Inventor
正志 西村
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP2010111429A priority Critical patent/JP5265615B2/ja
Priority to EP11780445.0A priority patent/EP2571142A4/en
Priority to PCT/JP2011/058236 priority patent/WO2011142188A1/ja
Priority to US13/696,264 priority patent/US9362790B2/en
Publication of JP2011239650A publication Critical patent/JP2011239650A/ja
Publication of JP2011239650A5 publication Critical patent/JP2011239650A5/ja
Application granted granted Critical
Publication of JP5265615B2 publication Critical patent/JP5265615B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • 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
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
    • 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
    • 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
    • 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
    • H02K21/26—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with rotating armatures and stationary magnets
    • H02K21/28—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with rotating armatures and stationary magnets with armatures rotating within the magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
JP2010111429A 2010-05-13 2010-05-13 永久磁石埋め込み回転子 Active JP5265615B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2010111429A JP5265615B2 (ja) 2010-05-13 2010-05-13 永久磁石埋め込み回転子
EP11780445.0A EP2571142A4 (en) 2010-05-13 2011-03-31 ROTOR INTEGRATED WITH PERMANENT MAGNET
PCT/JP2011/058236 WO2011142188A1 (ja) 2010-05-13 2011-03-31 永久磁石埋め込み回転子
US13/696,264 US9362790B2 (en) 2010-05-13 2011-03-31 Permanent magnet embedded rotor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010111429A JP5265615B2 (ja) 2010-05-13 2010-05-13 永久磁石埋め込み回転子

Publications (3)

Publication Number Publication Date
JP2011239650A JP2011239650A (ja) 2011-11-24
JP2011239650A5 JP2011239650A5 (enExample) 2012-05-24
JP5265615B2 true JP5265615B2 (ja) 2013-08-14

Family

ID=44914244

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010111429A Active JP5265615B2 (ja) 2010-05-13 2010-05-13 永久磁石埋め込み回転子

Country Status (4)

Country Link
US (1) US9362790B2 (enExample)
EP (1) EP2571142A4 (enExample)
JP (1) JP5265615B2 (enExample)
WO (1) WO2011142188A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5265615B2 (ja) * 2010-05-13 2013-08-14 正志 西村 永久磁石埋め込み回転子
JP5902563B2 (ja) * 2012-06-20 2016-04-13 株式会社デンソー 回転子およびそれを用いた回転電機
CN103354395A (zh) * 2013-07-15 2013-10-16 周凌燕 双极做功弱磁阻发电装置
KR20150044471A (ko) * 2013-10-16 2015-04-27 현대모비스 주식회사 이탈 방지용 회전자, 이를 적용한 전동 모터, 및 이의 제조 방법
EP3038239B1 (en) * 2014-12-24 2020-03-11 GE Renewable Technologies Wind B.V. Methods of assembling an electrical machine
US20170016449A1 (en) * 2015-07-14 2017-01-19 Hamilton Sundstrand Corporation Axial-flux induction motor pump
US10816002B2 (en) * 2015-11-16 2020-10-27 Grundfos Holding A/S High temperature pump unit with magnetic coupling
US20210257893A1 (en) * 2017-02-21 2021-08-19 Louis J. Finkle Hybrid Induction Eddy Current Ring Motor with Self Aligning Hybrid Induction/Permanent Magnet Rotor
US11482360B2 (en) * 2017-12-12 2022-10-25 The Boeing Company Stator secondary windings to modify a permanent magnet (PM) field
KR20200110443A (ko) * 2018-01-31 2020-09-23 아틀라스 콥코 인더스트리얼 테크니크 에이비 슬롯리스 동기식 영구 자석 모터

Family Cites Families (31)

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Publication number Priority date Publication date Assignee Title
GB774195A (en) * 1954-06-23 1957-05-08 Her Majesty S Principal Sec De Improvements in electrical generators
US3849682A (en) * 1973-06-19 1974-11-19 Nat Res Dev Permanent magnet rotor for alternating current generators and motors
DE2608421C3 (de) * 1976-03-01 1979-01-18 Siemens Ag, 1000 Berlin Und 8000 Muenchen Dauermagneterregter Innenläufer für eine Synchronmaschine
US4336649A (en) * 1978-12-26 1982-06-29 The Garrett Corporation Method of making rotor assembly having anchor with undulating sides
US4302693A (en) * 1978-12-26 1981-11-24 The Garrett Corporation Wedge shaped permanent magnet rotor assembly with magnet cushions
US4332079A (en) * 1978-12-26 1982-06-01 The Garrett Corporation Method of making rotor rectangularly shaped tongues
US4339874A (en) * 1978-12-26 1982-07-20 The Garrett Corporation Method of making a wedge-shaped permanent magnet rotor assembly
JPS57186967A (en) * 1981-05-13 1982-11-17 Hitachi Ltd Rotor with permanent magnet
JPS5959054A (ja) * 1982-09-27 1984-04-04 Fanuc Ltd 永久磁石界磁回転子構造
US4625135A (en) 1983-07-19 1986-11-25 The Garrett Corporation Permanent magnet rotor
US4486678A (en) * 1983-09-06 1984-12-04 Sundstrand Corporation Rotor for a permanent magnet generator
JPS6323543A (ja) * 1986-07-12 1988-01-30 Fanuc Ltd 永久磁石界磁型回転子の構造
JP2795576B2 (ja) * 1992-02-28 1998-09-10 ファナック株式会社 同期電動機のロータ
JPH10225032A (ja) 1997-02-04 1998-08-21 Shinko Electric Co Ltd 永久磁石型回転電機のロータとその製造方法
JPH1198729A (ja) 1997-09-18 1999-04-09 Fanuc Ltd 同期電動機のロータ構造
US6437474B1 (en) * 2000-04-11 2002-08-20 Ming Tsong Chu Rotor of synchronous motor
JP2002218683A (ja) * 2001-01-15 2002-08-02 Isuzu Motors Ltd 回転機の回転子
JP2004222455A (ja) * 2003-01-16 2004-08-05 Moric Co Ltd 回転電気機器
US6765319B1 (en) * 2003-04-11 2004-07-20 Visteon Global Technologies, Inc. Plastic molded magnet for a rotor
DE10318624A1 (de) * 2003-04-24 2004-11-25 Minebea Co., Ltd. Rotorkörper für einen Elektromotor
JP2005045984A (ja) * 2003-07-25 2005-02-17 Yaskawa Electric Corp 永久磁石型同期電動機の回転子
US7183683B2 (en) 2005-06-23 2007-02-27 Peopleflo Manufacturing Inc. Inner magnet of a magnetic coupling
EP1850457B1 (en) * 2006-04-27 2017-03-15 Suntech Generator Co., Ltd Rotary device of generator or motor
TWI314380B (en) * 2006-06-30 2009-09-01 Delta Electronics Inc Motor and rotor structure thereof
EP2056432B1 (de) * 2007-10-29 2015-04-15 Grundfos Management A/S Magnetische Kupplung
JP5334404B2 (ja) * 2007-11-19 2013-11-06 三菱電機株式会社 モータ及び送風機
AU2009251484B2 (en) 2008-04-17 2011-12-15 Synchrony, Inc. High-speed permanent magnet motor and generator with low-loss metal rotor
JP5329902B2 (ja) * 2008-10-10 2013-10-30 アスモ株式会社 回転電機のロータ構造
JP5678954B2 (ja) * 2010-03-15 2015-03-04 株式会社安川電機 永久磁石形回転電機
JP5265615B2 (ja) * 2010-05-13 2013-08-14 正志 西村 永久磁石埋め込み回転子
US8928198B2 (en) 2011-02-28 2015-01-06 Uqm Technologies Inc. Brushless PM machine construction enabling low coercivity magnets

Also Published As

Publication number Publication date
JP2011239650A (ja) 2011-11-24
US20130049511A1 (en) 2013-02-28
EP2571142A4 (en) 2014-03-12
EP2571142A1 (en) 2013-03-20
US9362790B2 (en) 2016-06-07
WO2011142188A1 (ja) 2011-11-17

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