CN116897493A - 转子 - Google Patents

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Info

Publication number
CN116897493A
CN116897493A CN202280014784.6A CN202280014784A CN116897493A CN 116897493 A CN116897493 A CN 116897493A CN 202280014784 A CN202280014784 A CN 202280014784A CN 116897493 A CN116897493 A CN 116897493A
Authority
CN
China
Prior art keywords
rotor core
rotor
axis
groove portions
outer peripheral
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
CN202280014784.6A
Other languages
English (en)
Chinese (zh)
Inventor
城崎健
大河内利典
北原佳纯
小田木隆浩
池本正幸
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.)
Toyota Motor Corp
Aisin Co Ltd
Original Assignee
Toyota Motor Corp
Aisin 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 Toyota Motor Corp, Aisin Co Ltd filed Critical Toyota Motor Corp
Publication of CN116897493A publication Critical patent/CN116897493A/zh
Pending legal-status Critical Current

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
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
CN202280014784.6A 2021-02-16 2022-02-15 转子 Pending CN116897493A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-022727 2021-02-16
JP2021022727 2021-02-16
PCT/JP2022/005829 WO2022176829A1 (ja) 2021-02-16 2022-02-15 ロータ

Publications (1)

Publication Number Publication Date
CN116897493A true CN116897493A (zh) 2023-10-17

Family

ID=82931739

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280014784.6A Pending CN116897493A (zh) 2021-02-16 2022-02-15 转子

Country Status (5)

Country Link
US (1) US12512711B2 (https=)
EP (1) EP4297243A4 (https=)
JP (1) JPWO2022176829A1 (https=)
CN (1) CN116897493A (https=)
WO (1) WO2022176829A1 (https=)

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US8405270B2 (en) * 2007-05-07 2013-03-26 Panasonic Corporation Permanent magnet buried type electric motor
JP4900069B2 (ja) * 2007-06-13 2012-03-21 トヨタ自動車株式会社 回転電機
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JP2009219331A (ja) * 2008-03-13 2009-09-24 Hitachi Ltd 永久磁石式ジェネレータとそれを用いたハイブリッド車両
JP5256147B2 (ja) 2009-08-27 2013-08-07 本田技研工業株式会社 ロータおよびモータ
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CN102668343B (zh) * 2009-12-22 2015-05-27 丰田自动车株式会社 转子和转子的制造方法
US8541919B2 (en) * 2010-02-26 2013-09-24 General Electric Company Rotor structure for interior permanent magnet electromotive machine including laminations profiled along a segment of a bridge to define a concave and curved bridge profile
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JP6806352B2 (ja) * 2015-10-13 2021-01-06 株式会社安川電機 回転電機、回転子鉄心の製造方法
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Also Published As

Publication number Publication date
JPWO2022176829A1 (https=) 2022-08-25
US20240235290A9 (en) 2024-07-11
US12512711B2 (en) 2025-12-30
EP4297243A4 (en) 2024-10-02
WO2022176829A1 (ja) 2022-08-25
US20240136871A1 (en) 2024-04-25
EP4297243A1 (en) 2023-12-27

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