CN115380453A - 转子和电动机 - Google Patents

转子和电动机 Download PDF

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Publication number
CN115380453A
CN115380453A CN202180027846.2A CN202180027846A CN115380453A CN 115380453 A CN115380453 A CN 115380453A CN 202180027846 A CN202180027846 A CN 202180027846A CN 115380453 A CN115380453 A CN 115380453A
Authority
CN
China
Prior art keywords
hole
rotor
holes
core
permanent magnet
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.)
Pending
Application number
CN202180027846.2A
Other languages
English (en)
Chinese (zh)
Inventor
铃木健太
森元瑛树
宇贺治元
玉村俊幸
麻生宜农
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of CN115380453A publication Critical patent/CN115380453A/zh
Pending legal-status Critical Current

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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
    • H02K1/276—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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/16—Stator cores with slots for windings
    • 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
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
CN202180027846.2A 2020-04-15 2021-02-08 转子和电动机 Pending CN115380453A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-072707 2020-04-15
JP2020072707 2020-04-15
PCT/JP2021/004500 WO2021210249A1 (ja) 2020-04-15 2021-02-08 回転子及び電動機

Publications (1)

Publication Number Publication Date
CN115380453A true CN115380453A (zh) 2022-11-22

Family

ID=78084092

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180027846.2A Pending CN115380453A (zh) 2020-04-15 2021-02-08 转子和电动机

Country Status (5)

Country Link
US (1) US12266977B2 (https=)
EP (1) EP4138270A4 (https=)
JP (1) JP7759540B2 (https=)
CN (1) CN115380453A (https=)
WO (1) WO2021210249A1 (https=)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08275419A (ja) * 1995-03-30 1996-10-18 Meidensha Corp 永久磁石式回転機の回転子
JP2009136040A (ja) * 2007-11-28 2009-06-18 Toshiba Corp 回転電機の回転子
JP2013074718A (ja) * 2011-09-28 2013-04-22 Toyota Motor Corp 回転電機のロータ
US20140111053A1 (en) * 2012-10-22 2014-04-24 Kabushiki Kaisha Yaskawa Denki Rotating electrical machine
US20150115758A1 (en) * 2012-04-23 2015-04-30 Hitachi Automotive Systems, Ltd. Permanent Magnet Rotating Electrical Machine and a Motor Vehicle Using Same
JP2017005857A (ja) * 2015-06-10 2017-01-05 株式会社デンソー ロータ
CN110168862A (zh) * 2017-01-11 2019-08-23 松下知识产权经营株式会社 永磁体嵌入式的转子和具备该转子的电动机
JP2019213431A (ja) * 2018-06-08 2019-12-12 アイシン・エィ・ダブリュ株式会社 回転電機用ロータ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009296871A (ja) * 2008-05-09 2009-12-17 Yukio Kinoshita 回転電機を用いた駆動力発生機
FR2932618B1 (fr) * 2008-06-16 2010-11-19 Leroy Somer Moteurs Rotor a aimants permanents et machine tournante comportant un tel rotor
WO2011001533A1 (ja) * 2009-07-03 2011-01-06 三菱電機株式会社 永久磁石型回転電機
JP5353917B2 (ja) * 2011-02-03 2013-11-27 トヨタ自動車株式会社 回転電機用回転子
JP5725202B2 (ja) * 2011-11-25 2015-05-27 日産自動車株式会社 電動機
FR2995469B1 (fr) * 2012-09-13 2017-04-21 Moteurs Leroy-Somer Rotor de machine electrique tournante, comportant une masse rotorique dans laquelle sont menages des logements.
JP2014192907A (ja) 2013-03-26 2014-10-06 Meidensha Corp 磁石埋込型電動機
JP5892106B2 (ja) * 2013-04-15 2016-03-23 株式会社安川電機 回転電機及び回転子の製造方法
JP6813032B2 (ja) * 2017-01-12 2021-01-13 アイシン・エィ・ダブリュ株式会社 回転電機用ロータ

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08275419A (ja) * 1995-03-30 1996-10-18 Meidensha Corp 永久磁石式回転機の回転子
JP2009136040A (ja) * 2007-11-28 2009-06-18 Toshiba Corp 回転電機の回転子
JP2013074718A (ja) * 2011-09-28 2013-04-22 Toyota Motor Corp 回転電機のロータ
US20150115758A1 (en) * 2012-04-23 2015-04-30 Hitachi Automotive Systems, Ltd. Permanent Magnet Rotating Electrical Machine and a Motor Vehicle Using Same
US20140111053A1 (en) * 2012-10-22 2014-04-24 Kabushiki Kaisha Yaskawa Denki Rotating electrical machine
JP2017005857A (ja) * 2015-06-10 2017-01-05 株式会社デンソー ロータ
CN110168862A (zh) * 2017-01-11 2019-08-23 松下知识产权经营株式会社 永磁体嵌入式的转子和具备该转子的电动机
JP2019213431A (ja) * 2018-06-08 2019-12-12 アイシン・エィ・ダブリュ株式会社 回転電機用ロータ

Also Published As

Publication number Publication date
US12266977B2 (en) 2025-04-01
WO2021210249A1 (ja) 2021-10-21
EP4138270A4 (en) 2023-09-20
US20230117552A1 (en) 2023-04-20
EP4138270A1 (en) 2023-02-22
JPWO2021210249A1 (https=) 2021-10-21
JP7759540B2 (ja) 2025-10-24

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