JP5851365B2 - 回転電機 - Google Patents

回転電機 Download PDF

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Publication number
JP5851365B2
JP5851365B2 JP2012190815A JP2012190815A JP5851365B2 JP 5851365 B2 JP5851365 B2 JP 5851365B2 JP 2012190815 A JP2012190815 A JP 2012190815A JP 2012190815 A JP2012190815 A JP 2012190815A JP 5851365 B2 JP5851365 B2 JP 5851365B2
Authority
JP
Japan
Prior art keywords
permanent magnet
slot
rotor core
rotor
diameter side
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
JP2012190815A
Other languages
English (en)
Japanese (ja)
Other versions
JP2014050208A5 (enExample
JP2014050208A (ja
Inventor
憲生 竹田
憲生 竹田
菊地　聡
聡 菊地
松延　豊
豊 松延
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 Astemo Ltd
Original Assignee
Hitachi Automotive Systems 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 Hitachi Automotive Systems Ltd filed Critical Hitachi Automotive Systems Ltd
Priority to JP2012190815A priority Critical patent/JP5851365B2/ja
Priority to PCT/JP2013/070410 priority patent/WO2014034344A1/ja
Priority to US14/422,400 priority patent/US9680341B2/en
Publication of JP2014050208A publication Critical patent/JP2014050208A/ja
Publication of JP2014050208A5 publication Critical patent/JP2014050208A5/ja
Application granted granted Critical
Publication of JP5851365B2 publication Critical patent/JP5851365B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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]
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
JP2012190815A 2012-08-31 2012-08-31 回転電機 Active JP5851365B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2012190815A JP5851365B2 (ja) 2012-08-31 2012-08-31 回転電機
PCT/JP2013/070410 WO2014034344A1 (ja) 2012-08-31 2013-07-29 回転電機
US14/422,400 US9680341B2 (en) 2012-08-31 2013-07-29 Rotating electric machine including rotor core with slots having protrusions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012190815A JP5851365B2 (ja) 2012-08-31 2012-08-31 回転電機

Publications (3)

Publication Number Publication Date
JP2014050208A JP2014050208A (ja) 2014-03-17
JP2014050208A5 JP2014050208A5 (enExample) 2015-03-12
JP5851365B2 true JP5851365B2 (ja) 2016-02-03

Family

ID=50183164

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012190815A Active JP5851365B2 (ja) 2012-08-31 2012-08-31 回転電機

Country Status (3)

Country Link
US (1) US9680341B2 (enExample)
JP (1) JP5851365B2 (enExample)
WO (1) WO2014034344A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12424888B2 (en) 2021-11-05 2025-09-23 Kabushiki Kaisha Toshiba Rotor of rotary electric machine

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015226371A (ja) * 2014-05-27 2015-12-14 富士電機株式会社 永久磁石埋め込み式回転電機
CN104299749B (zh) * 2014-10-24 2016-08-24 广东电网有限责任公司东莞供电局 一种产生静态梯度磁场的v形永磁体装置
JP6220328B2 (ja) * 2014-11-20 2017-10-25 株式会社神戸製鋼所 磁石埋込型回転電機
JP2016116267A (ja) * 2014-12-11 2016-06-23 株式会社マキタ 電動工具
KR102401352B1 (ko) * 2015-03-31 2022-05-24 엘지이노텍 주식회사 로터 및 그 제조방법, 상기 로터를 포함하는 모터
US10211689B2 (en) 2016-03-09 2019-02-19 Ford Global Technologies, Llc Electric machine rotor
US10491062B2 (en) 2016-03-09 2019-11-26 Ford Global Technologies, Llc Electric machine rotor
US20180287439A1 (en) * 2017-03-29 2018-10-04 Ford Global Technologies, Llc Permanent magnet electric machine
WO2018180634A1 (ja) * 2017-03-31 2018-10-04 日本電産サーボ株式会社 モータ
TWM576750U (zh) 2017-07-25 2019-04-11 美商米沃奇電子工具公司 電氣組合物、電動化裝置系統、電池組、電馬達、馬達總成及電馬達總成
CN109728664B (zh) * 2017-10-31 2020-07-03 大银微系统股份有限公司 具防护机构的马达转子
CN109245362A (zh) * 2018-10-30 2019-01-18 珠海凌达压缩机有限公司 一种转子冲片、转子及电机
CN111431304A (zh) * 2019-01-10 2020-07-17 广东德昌电机有限公司 磁芯、具有该磁芯的电机及具有该电机的割草机
EP3917708A4 (en) 2019-02-18 2022-11-30 Milwaukee Electric Tool Corporation IMPACT TOOL
DE102019117686A1 (de) * 2019-07-01 2021-01-07 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Rotoreinrichtung für eine elektrische Maschine, insbesondere für einen Fahrzeugantrieb für ein Elektrofahrzeug
JP7293371B2 (ja) 2019-09-24 2023-06-19 株式会社東芝 回転電機の回転子
KR102750665B1 (ko) * 2019-10-11 2025-01-06 현대자동차주식회사 비대칭 회전자 코어를 갖는 모터
US20220032585A1 (en) * 2020-07-28 2022-02-03 Ge Aviation Systems Llc Insulated ferromagnetic laminates and method of manufacturing
EP4412039A4 (en) 2021-09-29 2025-07-09 Toshiba Kk ROTOR FOR DYNAMO-ELECTRIC MACHINE
JPWO2023105701A1 (enExample) 2021-12-09 2023-06-15
US20230291289A1 (en) * 2022-03-11 2023-09-14 Borgwarner, Inc. Selective nitrided laminations for high efficiency motors
JP7151023B1 (ja) * 2022-03-29 2022-10-11 株式会社東芝 埋め込み磁石型回転子および回転電機
CN117321885A (zh) * 2022-04-27 2023-12-29 株式会社东芝 磁铁嵌入式转子以及旋转电机

Family Cites Families (9)

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Publication number Priority date Publication date Assignee Title
US4327302A (en) 1979-09-21 1982-04-27 General Electric Company Electronically commutated motor, stationary and rotatable assemblies therefore, and lamination
JP3351237B2 (ja) 1996-05-16 2002-11-25 三菱電機株式会社 永久磁石形モータ
JP2001314052A (ja) 2000-02-25 2001-11-09 Nissan Motor Co Ltd 同期電動機のロータ構造
JP4680442B2 (ja) 2001-08-10 2011-05-11 ヤマハ発動機株式会社 モータの回転子
JP2004104962A (ja) * 2002-09-12 2004-04-02 Toshiba Industrial Products Manufacturing Corp 永久磁石式リラクタンス型回転電機
JP5412978B2 (ja) 2009-06-17 2014-02-12 株式会社明電舎 永久磁石埋込式回転電機
JP5292271B2 (ja) * 2009-12-24 2013-09-18 株式会社日立製作所 永久磁石式回転電機
CN102263445B (zh) * 2010-05-31 2016-07-06 德昌电机(深圳)有限公司 无刷电机
CN103026585B (zh) 2010-07-23 2014-07-09 丰田自动车株式会社 转子和ipm马达

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12424888B2 (en) 2021-11-05 2025-09-23 Kabushiki Kaisha Toshiba Rotor of rotary electric machine

Also Published As

Publication number Publication date
WO2014034344A1 (ja) 2014-03-06
US9680341B2 (en) 2017-06-13
US20150236555A1 (en) 2015-08-20
JP2014050208A (ja) 2014-03-17

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