DE112023002909T5 - Drehende elektrische maschine - Google Patents

Drehende elektrische maschine Download PDF

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Publication number
DE112023002909T5
DE112023002909T5 DE112023002909.1T DE112023002909T DE112023002909T5 DE 112023002909 T5 DE112023002909 T5 DE 112023002909T5 DE 112023002909 T DE112023002909 T DE 112023002909T DE 112023002909 T5 DE112023002909 T5 DE 112023002909T5
Authority
DE
Germany
Prior art keywords
tooth
magnetic
protrusion amount
rotor
brushless motor
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.)
Withdrawn
Application number
DE112023002909.1T
Other languages
German (de)
English (en)
Inventor
Kazuki IWASAKI
Mitsutoshi Natsumeda
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of DE112023002909T5 publication Critical patent/DE112023002909T5/de
Withdrawn legal-status Critical Current

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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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke 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
    • H02K1/2726—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
    • 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
    • H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
DE112023002909.1T 2023-01-23 2023-12-28 Drehende elektrische maschine Withdrawn DE112023002909T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023-007813 2023-01-23
JP2023007813 2023-01-23
PCT/JP2023/047197 WO2024157740A1 (ja) 2023-01-23 2023-12-28 回転電気機械

Publications (1)

Publication Number Publication Date
DE112023002909T5 true DE112023002909T5 (de) 2025-04-24

Family

ID=91970505

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112023002909.1T Withdrawn DE112023002909T5 (de) 2023-01-23 2023-12-28 Drehende elektrische maschine

Country Status (5)

Country Link
US (1) US20250219476A1 (https=)
JP (1) JPWO2024157740A1 (https=)
CN (1) CN119768996A (https=)
DE (1) DE112023002909T5 (https=)
WO (1) WO2024157740A1 (https=)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009516497A (ja) * 2005-11-23 2009-04-16 デーウー・エレクトロニクス・コーポレイション ステータのエンドターンの磁束を利用する誘導電動機
JP2008022592A (ja) * 2006-07-10 2008-01-31 Jtekt Corp 電動モータ
JP5217205B2 (ja) * 2007-03-27 2013-06-19 ソニー株式会社 モータ
JP6100540B2 (ja) * 2013-01-28 2017-03-22 アスモ株式会社 モータ
JP2016129450A (ja) * 2015-01-09 2016-07-14 株式会社東芝 回転電機
CN111373631B (zh) * 2017-11-29 2022-04-08 三菱电机株式会社 电动机、压缩机、空调机以及电动机的制造方法

Also Published As

Publication number Publication date
WO2024157740A1 (ja) 2024-08-02
US20250219476A1 (en) 2025-07-03
JPWO2024157740A1 (https=) 2024-08-02
CN119768996A (zh) 2025-04-04

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Legal Events

Date Code Title Description
R012 Request for examination validly filed
R120 Application withdrawn or ip right abandoned