JP7723102B2 - インナロータ及びモータ - Google Patents

インナロータ及びモータ

Info

Publication number
JP7723102B2
JP7723102B2 JP2023543710A JP2023543710A JP7723102B2 JP 7723102 B2 JP7723102 B2 JP 7723102B2 JP 2023543710 A JP2023543710 A JP 2023543710A JP 2023543710 A JP2023543710 A JP 2023543710A JP 7723102 B2 JP7723102 B2 JP 7723102B2
Authority
JP
Japan
Prior art keywords
recess
magnetic
rotor
ring magnet
width
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
JP2023543710A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023026641A5 (https=
JPWO2023026641A1 (https=
Inventor
義康 柴山
圭伍 今村
一輝 植田
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.)
Kawasaki Motors Ltd
Original Assignee
Kawasaki Jukogyo KK
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 Kawasaki Jukogyo KK filed Critical Kawasaki Jukogyo KK
Publication of JPWO2023026641A1 publication Critical patent/JPWO2023026641A1/ja
Publication of JPWO2023026641A5 publication Critical patent/JPWO2023026641A5/ja
Application granted granted Critical
Publication of JP7723102B2 publication Critical patent/JP7723102B2/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
    • 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
    • H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
    • H02K1/2733—Annular magnets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
JP2023543710A 2021-08-24 2022-06-13 インナロータ及びモータ Active JP7723102B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPPCT/JP2021/031026 2021-08-24
PCT/JP2021/031026 WO2023026372A1 (ja) 2021-08-24 2021-08-24 ロータ及びモータ
PCT/JP2022/023673 WO2023026641A1 (ja) 2021-08-24 2022-06-13 インナロータ及びモータ

Publications (3)

Publication Number Publication Date
JPWO2023026641A1 JPWO2023026641A1 (https=) 2023-03-02
JPWO2023026641A5 JPWO2023026641A5 (https=) 2024-02-19
JP7723102B2 true JP7723102B2 (ja) 2025-08-13

Family

ID=85321768

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023543710A Active JP7723102B2 (ja) 2021-08-24 2022-06-13 インナロータ及びモータ

Country Status (4)

Country Link
US (1) US20240348114A1 (https=)
JP (1) JP7723102B2 (https=)
CN (1) CN117837059A (https=)
WO (2) WO2023026372A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025263466A1 (ja) * 2024-06-21 2025-12-26 株式会社デンソー モータ磁石、それを含む界磁子、および、モータ
DE102024127773A1 (de) * 2024-09-25 2026-03-26 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Hochdrehzahlmaschine für ein Kraftfahrzeug

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014039424A (ja) 2012-08-20 2014-02-27 Denso Corp 回転電機の回転子
JP2015226337A (ja) 2014-05-26 2015-12-14 日東電工株式会社 回転電機用永久磁石、回転電機用永久磁石の製造方法、回転電機及び回転電機の製造方法
WO2020189442A1 (ja) 2019-03-19 2020-09-24 株式会社デンソー 回転電機、及び回転子の製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH062976U (ja) * 1992-05-30 1994-01-14 愛知電機株式会社 プラスチックマグネットローター
JPH09205746A (ja) * 1996-01-25 1997-08-05 Shibaura Eng Works Co Ltd 電動機
JP2004120892A (ja) * 2002-09-26 2004-04-15 Hitachi Ltd リング磁石とその製造法及びそれを用いた回転子並びにモータ
JP3943532B2 (ja) * 2003-08-07 2007-07-11 三菱電機株式会社 焼結リング磁石
JP7196536B2 (ja) * 2018-10-30 2022-12-27 株式会社デンソー 回転電機

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014039424A (ja) 2012-08-20 2014-02-27 Denso Corp 回転電機の回転子
JP2015226337A (ja) 2014-05-26 2015-12-14 日東電工株式会社 回転電機用永久磁石、回転電機用永久磁石の製造方法、回転電機及び回転電機の製造方法
WO2020189442A1 (ja) 2019-03-19 2020-09-24 株式会社デンソー 回転電機、及び回転子の製造方法

Also Published As

Publication number Publication date
WO2023026641A1 (ja) 2023-03-02
WO2023026372A1 (ja) 2023-03-02
JPWO2023026641A1 (https=) 2023-03-02
CN117837059A (zh) 2024-04-05
US20240348114A1 (en) 2024-10-17

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