CN114514672B - 转子以及电动机 - Google Patents

转子以及电动机 Download PDF

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Publication number
CN114514672B
CN114514672B CN202080067939.3A CN202080067939A CN114514672B CN 114514672 B CN114514672 B CN 114514672B CN 202080067939 A CN202080067939 A CN 202080067939A CN 114514672 B CN114514672 B CN 114514672B
Authority
CN
China
Prior art keywords
magnet
permanent magnet
permanent
rotor
permanent magnets
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
CN202080067939.3A
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English (en)
Chinese (zh)
Other versions
CN114514672A (zh
Inventor
奥山祥孝
平野正树
中祥司郎
清水峻介
安田善纪
山际昭雄
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries 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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of CN114514672A publication Critical patent/CN114514672A/zh
Application granted granted Critical
Publication of CN114514672B publication Critical patent/CN114514672B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
    • 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
    • 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)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
CN202080067939.3A 2019-09-30 2020-09-24 转子以及电动机 Active CN114514672B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019181001 2019-09-30
JP2019-181001 2019-09-30
PCT/JP2020/036117 WO2021065687A1 (ja) 2019-09-30 2020-09-24 回転子、モータ

Publications (2)

Publication Number Publication Date
CN114514672A CN114514672A (zh) 2022-05-17
CN114514672B true CN114514672B (zh) 2025-05-13

Family

ID=75336916

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080067939.3A Active CN114514672B (zh) 2019-09-30 2020-09-24 转子以及电动机

Country Status (5)

Country Link
US (1) US12261485B2 (https=)
EP (1) EP4020778A4 (https=)
JP (1) JP7299531B2 (https=)
CN (1) CN114514672B (https=)
WO (1) WO2021065687A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116018744B (zh) * 2020-08-20 2025-08-19 三菱电机株式会社 旋转电机
GB2612462B (en) * 2021-12-31 2024-04-10 Univ Jiangsu Permanent magnet motor with variable saliency ratio and design method thereof
CN114678980B (zh) * 2022-03-15 2023-04-11 浙江大学 一种新型的内置式永磁同步电机的转子拓扑结构
JP2024108425A (ja) * 2023-01-31 2024-08-13 マツダ株式会社 回転電機のロータ構造

Citations (5)

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Publication number Priority date Publication date Assignee Title
JPH11113198A (ja) * 1997-10-06 1999-04-23 Fujitsu General Ltd 永久磁石電動機
CN104410234A (zh) * 2014-04-17 2015-03-11 西北工业大学 一种车床用宽调速范围主轴同步电机
CN108808910A (zh) * 2018-06-04 2018-11-13 江苏大学 一种内置式混合永磁电机
CN109617279A (zh) * 2019-01-18 2019-04-12 江苏大学 一种模块化内置式混合永磁电机转子结构
JP2019068577A (ja) * 2017-09-29 2019-04-25 日産自動車株式会社 可変磁力モータ

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JPH08336269A (ja) * 1995-06-08 1996-12-17 Daikin Ind Ltd ブラシレスｄｃモータ
JPH1127883A (ja) * 1997-07-02 1999-01-29 Sanyo Electric Co Ltd 電動機の回転子
US6008559A (en) * 1997-07-22 1999-12-28 Matsushita Electric Industrial Co., Ltd. Motor using a rotor including an interior permanent magnet
JP4299391B2 (ja) * 1998-12-09 2009-07-22 アイチエレック株式会社 永久磁石回転子
JP4248778B2 (ja) * 2001-10-25 2009-04-02 アイチエレック株式会社 永久磁石形電動機の回転子
JP4120208B2 (ja) * 2001-11-20 2008-07-16 アイシン精機株式会社 永久磁石型同期機
JP2004328963A (ja) 2003-04-28 2004-11-18 Nissan Motor Co Ltd 電動機の回転子の製造方法及び電動機の回転子
JP2010034365A (ja) * 2008-07-30 2010-02-12 Hitachi Ltd 焼結磁石を備える回転機、および焼結磁石の製造方法
KR101021120B1 (ko) * 2009-07-14 2011-03-14 한양대학교 산학협력단 고속모터용 회전자
JP2011036071A (ja) 2009-08-04 2011-02-17 Suzuki Motor Corp 電動機
JP2012244738A (ja) 2011-05-18 2012-12-10 Daikin Ind Ltd 電動機、及び電動機ユニット
JP5752272B2 (ja) * 2011-12-26 2015-07-22 三菱電機株式会社 回転子およびモータ
KR20130110037A (ko) * 2012-03-27 2013-10-08 레미 테크놀러지스 엘엘씨 열 전도성 화합물을 갖는 ipm 기계
JP2015122936A (ja) * 2013-10-31 2015-07-02 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． 埋込磁石型モータ及び埋込磁石型モータの使用方法
JP6215041B2 (ja) * 2013-12-20 2017-10-18 Ｕ−Ｍｈｉプラテック株式会社 モータ
CN203911704U (zh) * 2014-06-03 2014-10-29 广东美芝制冷设备有限公司 电机及具有其的压缩机
CN104600939A (zh) * 2015-02-04 2015-05-06 广东美芝制冷设备有限公司 永磁同步电机及具有其的压缩机
US10411537B2 (en) 2016-08-22 2019-09-10 American Axle & Manufacturing, Inc. Rotor lamination and related rotor and electric motor incorporating same
GB201619856D0 (en) * 2016-11-24 2017-01-11 Jaguar Land Rover Ltd Electric machine apparatus
GB201620300D0 (en) * 2016-11-30 2017-01-11 Jaguar Land Rover Ltd Electric machine apparatus
CN108023421B (zh) * 2017-12-21 2024-05-28 珠海格力电器股份有限公司 电机转子和永磁电机
JP6912416B2 (ja) 2018-04-16 2021-08-04 株式会社三共 遊技機
CN108667177B (zh) 2018-06-15 2020-05-05 江苏大学 一种高转矩密度非对称转子结构
CN109660042B (zh) * 2019-01-16 2021-05-11 华中科技大学 一种串联型混合永磁变磁通电机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11113198A (ja) * 1997-10-06 1999-04-23 Fujitsu General Ltd 永久磁石電動機
CN104410234A (zh) * 2014-04-17 2015-03-11 西北工业大学 一种车床用宽调速范围主轴同步电机
JP2019068577A (ja) * 2017-09-29 2019-04-25 日産自動車株式会社 可変磁力モータ
CN108808910A (zh) * 2018-06-04 2018-11-13 江苏大学 一种内置式混合永磁电机
CN109617279A (zh) * 2019-01-18 2019-04-12 江苏大学 一种模块化内置式混合永磁电机转子结构

Also Published As

Publication number Publication date
EP4020778A1 (en) 2022-06-29
JP7299531B2 (ja) 2023-06-28
CN114514672A (zh) 2022-05-17
WO2021065687A1 (ja) 2021-04-08
EP4020778A4 (en) 2023-11-29
US20220294289A1 (en) 2022-09-15
US12261485B2 (en) 2025-03-25
JPWO2021065687A1 (https=) 2021-04-08

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