JPWO2022176829A1 - - Google Patents

Info

Publication number
JPWO2022176829A1
JPWO2022176829A1 JP2023500839A JP2023500839A JPWO2022176829A1 JP WO2022176829 A1 JPWO2022176829 A1 JP WO2022176829A1 JP 2023500839 A JP2023500839 A JP 2023500839A JP 2023500839 A JP2023500839 A JP 2023500839A JP WO2022176829 A1 JPWO2022176829 A1 JP WO2022176829A1
Authority
JP
Japan
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
JP2023500839A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPWO2022176829A1 publication Critical patent/JPWO2022176829A1/ja
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)
JP2023500839A 2021-02-16 2022-02-15 Pending JPWO2022176829A1 (https=)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
JPWO2022176829A1 true JPWO2022176829A1 (https=) 2022-08-25

Family

ID=82931739

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023500839A Pending JPWO2022176829A1 (https=) 2021-02-16 2022-02-15

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=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007097387A (ja) * 2005-08-31 2007-04-12 Toshiba Corp 回転電機
WO2008153171A1 (ja) * 2007-06-13 2008-12-18 Toyota Jidosha Kabushiki Kaisha 回転電機
JP2009118687A (ja) * 2007-11-08 2009-05-28 Nissan Motor Co Ltd 永久磁石式回転機

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6133662A (en) * 1996-09-13 2000-10-17 Hitachi, Ltd. Permanent magnet dynamoelectric rotating machine and electric vehicle equipped with the same
JP3746372B2 (ja) * 1998-04-16 2006-02-15 株式会社日立製作所 永久磁石式回転電機及びそれを用いた電動車両
DE60141308D1 (de) * 2000-03-31 2010-04-01 Sanyo Electric Co Synchronmotor mit internem Dauermagnet
JP3787756B2 (ja) * 2000-08-29 2006-06-21 株式会社日立製作所 永久磁石式回転電機
US6917133B2 (en) * 2000-08-29 2005-07-12 Hitachi, Ltd. Air conditioner having permanent magnet rotating electric machine
TW538578B (en) * 2000-09-13 2003-06-21 Sanyo Electric Co Synchronous motor with built-in type permanent magnet
US6867526B2 (en) * 2001-09-05 2005-03-15 Koyo Seiko Co., Ltd. Brushless DC motor
JP4314816B2 (ja) * 2002-11-28 2009-08-19 ダイキン工業株式会社 ブラシレスｄｃモータおよびブラシレスｄｃモータ制御装置
DE10394041T5 (de) * 2003-01-15 2005-12-22 Mitsubishi Denki K.K. Permanentmagnetmotor
JP4449035B2 (ja) * 2004-03-10 2010-04-14 日立オートモティブシステムズ株式会社 電動車両用の永久磁石回転電機
JP4898201B2 (ja) * 2005-12-01 2012-03-14 アイチエレック株式会社 永久磁石回転機
JP4793027B2 (ja) * 2006-02-28 2011-10-12 株式会社豊田自動織機 永久磁石埋設型回転電機及びカーエアコン用モータ並びに密閉型電動圧縮機
JP5259934B2 (ja) * 2006-07-20 2013-08-07 株式会社日立産機システム 永久磁石式回転電機及びそれを用いた圧縮機
JP5212680B2 (ja) * 2006-12-12 2013-06-19 日本電産株式会社 モータ
US8405270B2 (en) * 2007-05-07 2013-03-26 Panasonic Corporation Permanent magnet buried type electric motor
US7808143B2 (en) * 2007-10-24 2010-10-05 Rechi Precision Co., Ltd. Permanent magnet motor
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
JP5434415B2 (ja) * 2009-09-14 2014-03-05 株式会社豊田自動織機 永久磁石埋設型回転電機
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
JP5413358B2 (ja) * 2010-12-07 2014-02-12 株式会社安川電機 電動機
EP2592718A2 (en) * 2011-11-08 2013-05-15 Kabushiki Kaisha Yaskawa Denki Rotor core, rotor, and rotating electric machine
JP2013126330A (ja) 2011-12-15 2013-06-24 Toyota Boshoku Corp 回転電機のコア及びその組み付け方法
JP5873924B2 (ja) * 2012-04-10 2016-03-01 本田技研工業株式会社 回転電機のロータ
JP5974599B2 (ja) * 2012-04-12 2016-08-23 株式会社デンソー 回転電機
WO2014038062A1 (ja) * 2012-09-07 2014-03-13 三菱電機株式会社 永久磁石埋込型電動機
JP6110151B2 (ja) * 2013-02-07 2017-04-05 本田技研工業株式会社 回転電機のロータ
JP6190219B2 (ja) 2013-09-05 2017-08-30 株式会社小松製作所 電動機、ロータコア、および積層鋼板
US9705366B2 (en) * 2014-04-08 2017-07-11 Mitsubishi Electric Corporation Embedded permanent magnet rotary electric machine
JP2016010176A (ja) * 2014-06-20 2016-01-18 日本電産株式会社 モータ
US10186918B2 (en) * 2014-06-27 2019-01-22 Samsung Electronics Co., Ltd. Motor and its rotor
WO2016039746A1 (en) * 2014-09-11 2016-03-17 Nissan Motor Co., Ltd. Permanent magnet synchronous motor
US9985484B2 (en) * 2015-06-09 2018-05-29 Ford Global Technologies, Llc Surface groove patterns for permanent magnet machine rotors
US10003228B2 (en) * 2015-08-25 2018-06-19 Wisconsin Alumni Research Foundation Interior permanent magnet machine with axially varying permanent magnet size
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
JP6654902B2 (ja) * 2016-01-07 2020-02-26 Ntn株式会社 回転電動機
WO2017195263A1 (ja) * 2016-05-10 2017-11-16 三菱電機株式会社 永久磁石型モータ
US10958120B2 (en) * 2017-09-20 2021-03-23 Ford Global Technologies, Llc Electric machine rotor for harmonic flux reduction
JP2019170128A (ja) 2018-03-26 2019-10-03 東洋電機製造株式会社 モータ
JP7189816B2 (ja) 2019-03-19 2022-12-14 日本製鉄株式会社 Ｉｐｍモータのロータ
US11594921B2 (en) * 2019-12-11 2023-02-28 GM Global Technology Operations LLC Electric machine with noise-reducing rotor notches

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007097387A (ja) * 2005-08-31 2007-04-12 Toshiba Corp 回転電機
WO2008153171A1 (ja) * 2007-06-13 2008-12-18 Toyota Jidosha Kabushiki Kaisha 回転電機
JP2009118687A (ja) * 2007-11-08 2009-05-28 Nissan Motor Co Ltd 永久磁石式回転機

Also Published As

Publication number Publication date
US20240235290A9 (en) 2024-07-11
US12512711B2 (en) 2025-12-30
EP4297243A4 (en) 2024-10-02
WO2022176829A1 (ja) 2022-08-25
CN116897493A (zh) 2023-10-17
US20240136871A1 (en) 2024-04-25
EP4297243A1 (en) 2023-12-27

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