JP7832325B2 - 回転子コア、回転子、および電動機 - Google Patents

回転子コア、回転子、および電動機

Info

Publication number
JP7832325B2
JP7832325B2 JP2024528175A JP2024528175A JP7832325B2 JP 7832325 B2 JP7832325 B2 JP 7832325B2 JP 2024528175 A JP2024528175 A JP 2024528175A JP 2024528175 A JP2024528175 A JP 2024528175A JP 7832325 B2 JP7832325 B2 JP 7832325B2
Authority
JP
Japan
Prior art keywords
rotor core
rotor
magnet
outer circumference
pairs
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
JP2024528175A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023248385A5 (https=
JPWO2023248385A1 (https=
Inventor
龍矢 安田
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 JPWO2023248385A1 publication Critical patent/JPWO2023248385A1/ja
Publication of JPWO2023248385A5 publication Critical patent/JPWO2023248385A5/ja
Application granted granted Critical
Publication of JP7832325B2 publication Critical patent/JP7832325B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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]
    • 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)
JP2024528175A 2022-06-22 2022-06-22 回転子コア、回転子、および電動機 Active JP7832325B2 (ja)

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 (3)

Publication Number Publication Date
JPWO2023248385A1 JPWO2023248385A1 (https=) 2023-12-28
JPWO2023248385A5 JPWO2023248385A5 (https=) 2025-03-04
JP7832325B2 true JP7832325B2 (ja) 2026-03-17

Family

ID=89379268

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024528175A Active JP7832325B2 (ja) 2022-06-22 2022-06-22 回転子コア、回転子、および電動機

Country Status (4)

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

Citations (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
JP2013183574A (ja) 2012-03-02 2013-09-12 Aichi Elec Co 回転子および電動機
JP2013188023A (ja) 2012-03-08 2013-09-19 Nissan Motor Co Ltd 永久磁石式電動機のロータ
JP2014093860A (ja) 2012-11-02 2014-05-19 Denso Corp 回転電機のロータ
WO2020110191A1 (ja) 2018-11-27 2020-06-04 三菱電機株式会社 回転電機
JP7318138B1 (ja) 2022-01-13 2023-07-31 株式会社東芝 回転子および回転電機

Patent Citations (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
JP2013183574A (ja) 2012-03-02 2013-09-12 Aichi Elec Co 回転子および電動機
JP2013188023A (ja) 2012-03-08 2013-09-19 Nissan Motor Co Ltd 永久磁石式電動機のロータ
JP2014093860A (ja) 2012-11-02 2014-05-19 Denso Corp 回転電機のロータ
WO2020110191A1 (ja) 2018-11-27 2020-06-04 三菱電機株式会社 回転電機
JP7318138B1 (ja) 2022-01-13 2023-07-31 株式会社東芝 回転子および回転電機

Also Published As

Publication number Publication date
JPWO2023248385A1 (https=) 2023-12-28
DE112022007062T5 (de) 2025-02-20
CN119404415A (zh) 2025-02-07
WO2023248385A1 (ja) 2023-12-28

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