DE112022007062T5 - Rotorkern, rotor und elektromotor - Google Patents

Rotorkern, rotor und elektromotor Download PDF

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Publication number
DE112022007062T5
DE112022007062T5 DE112022007062.5T DE112022007062T DE112022007062T5 DE 112022007062 T5 DE112022007062 T5 DE 112022007062T5 DE 112022007062 T DE112022007062 T DE 112022007062T DE 112022007062 T5 DE112022007062 T5 DE 112022007062T5
Authority
DE
Germany
Prior art keywords
rotor core
rotor
magnetic
pairs
slots
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
DE112022007062.5T
Other languages
German (de)
English (en)
Inventor
Ryuya Yasuda
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.)
Fanuc Corp
Original Assignee
Fanuc Corp
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 Fanuc Corp filed Critical Fanuc Corp
Publication of DE112022007062T5 publication Critical patent/DE112022007062T5/de
Pending legal-status Critical Current

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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
    • 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
    • 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
    • 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)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
DE112022007062.5T 2022-06-22 2022-06-22 Rotorkern, rotor und elektromotor Pending DE112022007062T5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/024927 WO2023248385A1 (ja) 2022-06-22 2022-06-22 回転子コア、回転子、および電動機

Publications (1)

Publication Number Publication Date
DE112022007062T5 true DE112022007062T5 (de) 2025-02-20

Family

ID=89379268

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112022007062.5T Pending DE112022007062T5 (de) 2022-06-22 2022-06-22 Rotorkern, rotor und elektromotor

Country Status (4)

Country Link
JP (1) JP7832325B2 (https=)
CN (1) CN119404415A (https=)
DE (1) DE112022007062T5 (https=)
WO (1) WO2023248385A1 (https=)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000287395A (ja) 1999-03-30 2000-10-13 Toshiba Corp 永久磁石式リラクタンス型回転電機の回転子
JP2012205355A (ja) 2011-03-24 2012-10-22 Toshiba Corp モータ
JP5972607B2 (ja) 2012-03-02 2016-08-17 アイチエレック株式会社 電動機
JP5987369B2 (ja) 2012-03-08 2016-09-07 日産自動車株式会社 永久磁石式電動機のロータ
JP5765317B2 (ja) 2012-11-02 2015-08-19 株式会社デンソー 回転電機のロータ
US11901772B2 (en) 2018-11-27 2024-02-13 Mitsubishi Electric Corporation Rotating electrical machine
WO2023135693A1 (ja) 2022-01-13 2023-07-20 株式会社 東芝 回転子および回転電機

Also Published As

Publication number Publication date
JP7832325B2 (ja) 2026-03-17
JPWO2023248385A1 (https=) 2023-12-28
CN119404415A (zh) 2025-02-07
WO2023248385A1 (ja) 2023-12-28

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R012 Request for examination validly filed