GB2590677B - A motor core - Google Patents

A motor core Download PDF

Info

Publication number
GB2590677B
GB2590677B GB1919242.6A GB201919242A GB2590677B GB 2590677 B GB2590677 B GB 2590677B GB 201919242 A GB201919242 A GB 201919242A GB 2590677 B GB2590677 B GB 2590677B
Authority
GB
United Kingdom
Prior art keywords
motor core
core
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.)
Active
Application number
GB1919242.6A
Other versions
GB2590677A (en
GB201919242D0 (en
Inventor
James Bernard Smith Daniel
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.)
Dyson Technology Ltd
Original Assignee
Dyson Technology 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 Dyson Technology Ltd filed Critical Dyson Technology Ltd
Priority to GB1919242.6A priority Critical patent/GB2590677B/en
Publication of GB201919242D0 publication Critical patent/GB201919242D0/en
Priority to PCT/GB2020/053071 priority patent/WO2021130470A1/en
Priority to CN202080090198.0A priority patent/CN114902529A/en
Publication of GB2590677A publication Critical patent/GB2590677A/en
Application granted granted Critical
Publication of GB2590677B publication Critical patent/GB2590677B/en
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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/20—Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/16—Stator cores with slots for windings
    • H02K1/165—Shape, form or location of the slots
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/02—Details of the magnetic circuit characterised by the magnetic material
    • 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
    • H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/022—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with salient poles or claw-shaped poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent 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
    • H02K2201/06—Magnetic cores, or permanent magnets characterised by their skew
GB1919242.6A 2019-12-23 2019-12-23 A motor core Active GB2590677B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1919242.6A GB2590677B (en) 2019-12-23 2019-12-23 A motor core
PCT/GB2020/053071 WO2021130470A1 (en) 2019-12-23 2020-11-30 A motor core
CN202080090198.0A CN114902529A (en) 2019-12-23 2020-11-30 Motor core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1919242.6A GB2590677B (en) 2019-12-23 2019-12-23 A motor core

Publications (3)

Publication Number Publication Date
GB201919242D0 GB201919242D0 (en) 2020-02-05
GB2590677A GB2590677A (en) 2021-07-07
GB2590677B true GB2590677B (en) 2023-09-27

Family

ID=69323051

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1919242.6A Active GB2590677B (en) 2019-12-23 2019-12-23 A motor core

Country Status (3)

Country Link
CN (1) CN114902529A (en)
GB (1) GB2590677B (en)
WO (1) WO2021130470A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021107454B4 (en) * 2021-03-25 2023-02-02 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Stator device for an electrical machine and method of manufacture

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003094323A1 (en) * 2002-05-06 2003-11-13 Aerovironment, Inc. Lamination cooling system
US20120080983A1 (en) * 2010-10-05 2012-04-05 Trevor Iund Stator with cooling system and associated motor
GB2484386A (en) * 2010-10-06 2012-04-11 Gen Electric Ventilated rotor and stator for dynamoelectric machine
CN103560634A (en) * 2013-11-18 2014-02-05 上海特波电机有限公司 Built-in permanent magnet synchronous motor for electric automobile
US20160087509A1 (en) * 2014-09-18 2016-03-24 Prippel Technologies, Llc Electric machine end turn cooling apparatus
WO2016123507A1 (en) * 2015-01-30 2016-08-04 Prippel Technologies, Llc Electric machine stator with liquid cooled teeth
US20180358846A1 (en) * 2016-01-20 2018-12-13 Mitsubishi Electric Corporation Permanent magnet synchronous motor, compressor, and air conditioner

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000278895A (en) * 1999-03-26 2000-10-06 Nissan Motor Co Ltd Rotor of motor
JP2001025209A (en) * 1999-07-05 2001-01-26 Nissan Motor Co Ltd Rotor of motor
JP4942259B2 (en) * 2001-07-11 2012-05-30 パナソニック株式会社 Electric motor
JP4752613B2 (en) * 2006-05-19 2011-08-17 株式会社デンソー Manufacturing method of laminated parts
JP5434415B2 (en) * 2009-09-14 2014-03-05 株式会社豊田自動織機 Permanent magnet embedded rotary electric machine
WO2012026158A1 (en) * 2010-08-26 2012-03-01 三菱電機株式会社 Rotary electric machine and stator core manufacturing device for manufacturing stator core thereof
CN102820743B (en) * 2012-08-16 2016-07-06 安泰科技股份有限公司 Amorphous, crystallite or nanocrystalline alloy stator iron core and manufacture method thereof
WO2014171558A2 (en) * 2014-06-06 2014-10-23 株式会社小松製作所 Electric machine
DE102016223084A1 (en) * 2016-11-23 2018-05-24 Robert Bosch Gmbh Slat for a rotor or stator of an electric machine and rotor or stator with the slat
CN110832755B (en) * 2017-07-05 2023-02-17 三菱电机株式会社 Rotating electrical machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003094323A1 (en) * 2002-05-06 2003-11-13 Aerovironment, Inc. Lamination cooling system
US20120080983A1 (en) * 2010-10-05 2012-04-05 Trevor Iund Stator with cooling system and associated motor
GB2484386A (en) * 2010-10-06 2012-04-11 Gen Electric Ventilated rotor and stator for dynamoelectric machine
CN103560634A (en) * 2013-11-18 2014-02-05 上海特波电机有限公司 Built-in permanent magnet synchronous motor for electric automobile
US20160087509A1 (en) * 2014-09-18 2016-03-24 Prippel Technologies, Llc Electric machine end turn cooling apparatus
WO2016123507A1 (en) * 2015-01-30 2016-08-04 Prippel Technologies, Llc Electric machine stator with liquid cooled teeth
US20180358846A1 (en) * 2016-01-20 2018-12-13 Mitsubishi Electric Corporation Permanent magnet synchronous motor, compressor, and air conditioner

Also Published As

Publication number Publication date
GB2590677A (en) 2021-07-07
CN114902529A (en) 2022-08-12
WO2021130470A1 (en) 2021-07-01
GB201919242D0 (en) 2020-02-05

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