JP7607790B2 - ロータ、電動機、送風機および空気調和装置 - Google Patents

ロータ、電動機、送風機および空気調和装置 Download PDF

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Publication number
JP7607790B2
JP7607790B2 JP2023555887A JP2023555887A JP7607790B2 JP 7607790 B2 JP7607790 B2 JP 7607790B2 JP 2023555887 A JP2023555887 A JP 2023555887A JP 2023555887 A JP2023555887 A JP 2023555887A JP 7607790 B2 JP7607790 B2 JP 7607790B2
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JP
Japan
Prior art keywords
pole
rotor
point
magnet
permanent magnet
Prior art date
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Application number
JP2023555887A
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English (en)
Japanese (ja)
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JPWO2023073757A1 (https=
JPWO2023073757A5 (https=
Inventor
貴也 下川
隆徳 渡邉
諒伍 ▲高▼橋
浩二 矢部
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.)
Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of JPWO2023073757A1 publication Critical patent/JPWO2023073757A1/ja
Publication of JPWO2023073757A5 publication Critical patent/JPWO2023073757A5/ja
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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
    • H02K1/2746—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 arranged with the same polarity, e.g. consequent pole type
    • 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
    • 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
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
    • 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
    • H02K1/223—Rotor cores with windings and permanent 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
    • H02K1/27—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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/021—Magnetic cores
    • H02K15/022—Magnetic cores with salient poles
    • H02K15/0225—Magnetic cores with salient poles with claw-shaped poles
    • 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)
JP2023555887A 2021-10-25 2021-10-25 ロータ、電動機、送風機および空気調和装置 Active JP7607790B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/039271 WO2023073757A1 (ja) 2021-10-25 2021-10-25 ロータ、電動機、送風機および空気調和装置

Publications (3)

Publication Number Publication Date
JPWO2023073757A1 JPWO2023073757A1 (https=) 2023-05-04
JPWO2023073757A5 JPWO2023073757A5 (https=) 2024-01-29
JP7607790B2 true JP7607790B2 (ja) 2024-12-27

Family

ID=86157492

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023555887A Active JP7607790B2 (ja) 2021-10-25 2021-10-25 ロータ、電動機、送風機および空気調和装置

Country Status (6)

Country Link
US (1) US20250015651A1 (https=)
EP (1) EP4425753A1 (https=)
JP (1) JP7607790B2 (https=)
CN (1) CN118104105A (https=)
MX (1) MX2024004917A (https=)
WO (1) WO2023073757A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004236471A (ja) 2003-01-31 2004-08-19 Denso Corp 同期機の磁石半減型ロータ
US20110043070A1 (en) 2007-08-30 2011-02-24 Robert Bosch Gmbh Electric machine and rotor arrangement
US20190379248A1 (en) 2018-06-08 2019-12-12 Samsung Electronics Co., Ltd. Interior permanent magnet motor
WO2020003341A1 (ja) 2018-06-25 2020-01-02 三菱電機株式会社 ロータ、電動機、送風機および空気調和装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4718414B2 (ja) * 2006-10-26 2011-07-06 アスモ株式会社 埋込磁石型モータ
FR2938385B1 (fr) * 2008-11-10 2013-02-15 Peugeot Citroen Automobiles Sa Machine electrique tournante a double excitation de type homopolaire
JP5549567B2 (ja) * 2010-12-07 2014-07-16 株式会社デンソー 電動機装置
US10630123B2 (en) * 2015-08-21 2020-04-21 Mitsubishi Electric Corporation Rotary electric machine and air conditioning apparatus
CN108886315B (zh) * 2016-04-01 2021-09-24 三菱电机株式会社 传感器磁铁、转子、电动机及空气调节机
JP6903168B2 (ja) * 2018-01-24 2021-07-14 三菱電機株式会社 電動機、圧縮機および空気調和装置
US10848014B2 (en) * 2019-04-12 2020-11-24 Jacobi Motors LLC Variable-flux memory motor and methods of controlling a variable-flux motor
WO2020261420A1 (ja) * 2019-06-26 2020-12-30 三菱電機株式会社 回転子、電動機、送風機、空気調和機、及び回転子の製造方法
AU2019457513B2 (en) * 2019-07-17 2023-04-27 Mitsubishi Electric Corporation Stator, motor, compressor, and air conditioner
WO2021214824A1 (ja) * 2020-04-20 2021-10-28 三菱電機株式会社 ロータ、モータ、圧縮機、空気調和装置およびロータの製造方法
US12160139B2 (en) * 2022-06-09 2024-12-03 Regal Beloit Australia Pty Ltd Variable torque constant electric machines having a radial spoked rotor with axial flux magnet plates and methods thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004236471A (ja) 2003-01-31 2004-08-19 Denso Corp 同期機の磁石半減型ロータ
US20110043070A1 (en) 2007-08-30 2011-02-24 Robert Bosch Gmbh Electric machine and rotor arrangement
US20190379248A1 (en) 2018-06-08 2019-12-12 Samsung Electronics Co., Ltd. Interior permanent magnet motor
WO2020003341A1 (ja) 2018-06-25 2020-01-02 三菱電機株式会社 ロータ、電動機、送風機および空気調和装置

Also Published As

Publication number Publication date
WO2023073757A1 (ja) 2023-05-04
EP4425753A1 (en) 2024-09-04
JPWO2023073757A1 (https=) 2023-05-04
CN118104105A (zh) 2024-05-28
US20250015651A1 (en) 2025-01-09
MX2024004917A (es) 2024-05-06

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