JPWO2021039016A1 - - Google Patents

Info

Publication number
JPWO2021039016A1
JPWO2021039016A1 JP2020571870A JP2020571870A JPWO2021039016A1 JP WO2021039016 A1 JPWO2021039016 A1 JP WO2021039016A1 JP 2020571870 A JP2020571870 A JP 2020571870A JP 2020571870 A JP2020571870 A JP 2020571870A JP WO2021039016 A1 JPWO2021039016 A1 JP WO2021039016A1
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
JP2020571870A
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 JPWO2021039016A1 publication Critical patent/JPWO2021039016A1/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H02K1/2773—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect consisting of tangentially magnetized radial 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
    • H02K1/28—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
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/15—Sectional machines
    • 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
JP2020571870A 2019-08-26 2020-06-08 Pending JPWO2021039016A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019153905 2019-08-26
PCT/JP2020/022578 WO2021039016A1 (ja) 2019-08-26 2020-06-08 永久磁石埋込型モータ

Publications (1)

Publication Number Publication Date
JPWO2021039016A1 true JPWO2021039016A1 (ja) 2021-03-04

Family

ID=74685798

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020571870A Pending JPWO2021039016A1 (ja) 2019-08-26 2020-06-08

Country Status (5)

Country Link
US (1) US20220278573A1 (ja)
EP (1) EP4024667A4 (ja)
JP (1) JPWO2021039016A1 (ja)
CN (2) CN117411211A (ja)
WO (1) WO2021039016A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019142776A1 (ja) 2018-01-18 2019-07-25 ミネベアミツミ株式会社 ステータ構造およびレゾルバ
JP7026529B2 (ja) * 2018-01-18 2022-02-28 ミネベアミツミ株式会社 ステータ構造およびレゾルバ

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327302A (en) * 1979-09-21 1982-04-27 General Electric Company Electronically commutated motor, stationary and rotatable assemblies therefore, and lamination
JP2721061B2 (ja) * 1991-11-14 1998-03-04 ファナック株式会社 コギングトルクを低減可能な同期電動機
JPH05344668A (ja) * 1992-06-08 1993-12-24 Fanuc Ltd 同期電動機のロータ
JP3224890B2 (ja) * 1993-02-15 2001-11-05 ファナック株式会社 同期電動機のロータ
DE10153750A1 (de) * 2001-10-31 2003-05-22 Siemens Ag Rotor für PM-Synchronmaschine
JP2005218183A (ja) * 2004-01-28 2005-08-11 Yukio Kinoshita 回転電機および電磁機器
ATE369652T1 (de) * 2004-11-12 2007-08-15 Grundfos As Permanentmagnet-rotor
DE102009046716A1 (de) * 2009-11-16 2011-05-19 Robert Bosch Gmbh Rotor für eine elektrische Maschine
JP5609689B2 (ja) * 2011-02-08 2014-10-22 株式会社安川電機 回転電機
JP5677212B2 (ja) * 2011-06-30 2015-02-25 三菱電機株式会社 回転電機
JP5240593B2 (ja) * 2011-07-08 2013-07-17 株式会社安川電機 回転電機
JP6282795B2 (ja) * 2011-11-10 2018-02-21 日本電産株式会社 モータ
JP5901754B2 (ja) * 2012-05-24 2016-04-13 三菱電機株式会社 回転電機の回転子、回転電機、回転電機の回転子の製造方法
US9099905B2 (en) * 2012-10-15 2015-08-04 Regal Beloit America, Inc. Radially embedded permanent magnet rotor and methods thereof
JP6229368B2 (ja) * 2013-08-09 2017-11-15 富士通株式会社 アクセス制御方法、アクセス制御システム及びアクセス制御装置
JP5954279B2 (ja) * 2013-08-28 2016-07-20 株式会社安川電機 回転電機
CN203423549U (zh) * 2013-08-30 2014-02-05 中山大洋电机制造有限公司 一种永磁转子结构
JP5904416B2 (ja) * 2013-10-21 2016-04-13 株式会社安川電機 回転電機
CN104682650A (zh) 2013-11-28 2015-06-03 德昌电机(深圳)有限公司 电机转子以及具有该电机转子的无刷电机
JP6403982B2 (ja) * 2014-04-30 2018-10-10 マブチモーター株式会社 ブラシレスモータ
JP6631794B2 (ja) * 2016-05-02 2020-01-15 株式会社ミツバ ロータおよびモータ
DE102017216164A1 (de) * 2017-09-13 2019-03-14 Robert Bosch Gmbh Rotor einer elektrischen Maschine
JP2019106789A (ja) * 2017-12-12 2019-06-27 株式会社ミツバ ロータおよびモータ
JP2019106788A (ja) * 2017-12-12 2019-06-27 株式会社ミツバ ロータおよびモータ

Also Published As

Publication number Publication date
CN117411211A (zh) 2024-01-16
CN114303302B (zh) 2023-12-05
CN114303302A (zh) 2022-04-08
EP4024667A4 (en) 2023-09-27
EP4024667A1 (en) 2022-07-06
US20220278573A1 (en) 2022-09-01
WO2021039016A1 (ja) 2021-03-04

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