CA2817064C - Axial flux electrical machines - Google Patents

Axial flux electrical machines Download PDF

Info

Publication number
CA2817064C
CA2817064C CA2817064A CA2817064A CA2817064C CA 2817064 C CA2817064 C CA 2817064C CA 2817064 A CA2817064 A CA 2817064A CA 2817064 A CA2817064 A CA 2817064A CA 2817064 C CA2817064 C CA 2817064C
Authority
CA
Canada
Prior art keywords
stator
housing
fluid flow
flow path
rotor
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.)
Expired - Fee Related
Application number
CA2817064A
Other languages
English (en)
French (fr)
Other versions
CA2817064A1 (en
Inventor
Michael Lamperth
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.)
Evo Electric Ltd
Original Assignee
Evo Electric 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 Evo Electric Ltd filed Critical Evo Electric Ltd
Publication of CA2817064A1 publication Critical patent/CA2817064A1/en
Application granted granted Critical
Publication of CA2817064C publication Critical patent/CA2817064C/en
Expired - Fee Related 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
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/08—Arrangements for cooling or ventilating by gaseous cooling medium circulating wholly within the machine casing
    • 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
    • H02K1/2793—Rotors axially facing stators
    • H02K1/2795—Rotors axially facing stators the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2796—Rotors axially facing stators the rotor consisting of two or more circumferentially positioned magnets where both axial sides of the rotor face a stator
    • 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
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
    • H02K9/227—Heat sinks
    • 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
    • H02K21/24—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets axially facing the armatures, e.g. hub-type cycle dynamos
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Motor Or Generator Cooling System (AREA)
CA2817064A 2010-11-04 2011-11-02 Axial flux electrical machines Expired - Fee Related CA2817064C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1018605.4 2010-11-04
GB1018605.4A GB2485184B (en) 2010-11-04 2010-11-04 Axial flux electrical machines
PCT/GB2011/052128 WO2012059753A1 (en) 2010-11-04 2011-11-02 Axial flux electrical machines

Publications (2)

Publication Number Publication Date
CA2817064A1 CA2817064A1 (en) 2012-05-10
CA2817064C true CA2817064C (en) 2018-11-20

Family

ID=43414324

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2817064A Expired - Fee Related CA2817064C (en) 2010-11-04 2011-11-02 Axial flux electrical machines

Country Status (8)

Country Link
US (1) US9525324B2 (https=)
EP (1) EP2636129A1 (https=)
JP (1) JP6085792B2 (https=)
CN (1) CN103283127B (https=)
BR (1) BR112013011116A2 (https=)
CA (1) CA2817064C (https=)
GB (1) GB2485184B (https=)
WO (1) WO2012059753A1 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2485184B (en) 2010-11-04 2013-12-11 Evo Electric Ltd Axial flux electrical machines
FR3004599B1 (fr) * 2013-04-10 2016-10-07 Renault Sa Machine electrique dotee d'un circuit de refroidissement interne
DE102014213452A1 (de) * 2014-07-10 2016-01-14 Robert Bosch Gmbh Strömungsgekühlte elektrische Maschine mit einem Scheibenläufer
DE102014014770B4 (de) * 2014-10-10 2016-10-27 Sew-Eurodrive Gmbh & Co Kg Elektromotor mit einem Stator und Rotor
WO2017024409A1 (en) * 2015-08-11 2017-02-16 Genesis Robotics Llp Electric machine
JP7317573B2 (ja) * 2019-05-27 2023-07-31 株式会社神戸製鋼所 アキシャルギャップ型回転電機
EP3764526A1 (en) * 2019-07-10 2021-01-13 Magnax Bv Cooling mechanism of a stator for an axial flux machine
EP3832860A1 (en) 2019-12-05 2021-06-09 Phi-Power AG Single sided axial flux electrical machine with additional passive stator
DE102020132490B4 (de) * 2020-12-07 2022-12-01 Schaeffler Technologies AG & Co. KG Elektrische Axialflussmaschine und Achse mit elektrischem Antrieb
DE102021122967A1 (de) 2021-09-06 2023-03-09 Schaeffler Technologies AG & Co. KG Axialflussmaschine

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB490062A (en) * 1937-02-16 1938-08-09 Nicolo Pensabene Improvements in dynamo electric machines
US3348081A (en) * 1965-09-16 1967-10-17 Gen Electric Gap pickup rotor with gas segregating baffles
DE7242113U (de) * 1971-11-18 1974-07-11 Skf Industrial Trading And Development Co Bv Elektromotor mit kuehlvorrichtung
CA998725A (en) * 1973-12-19 1976-10-19 Canadian General Electric Company Limited Discoidal winding for dynamoelectric machines
CA1065378A (en) * 1976-12-30 1979-10-30 Canadian General Electric Company Limited Liquid cooled disc machines
JPS5749568Y2 (https=) * 1978-03-18 1982-10-29
JPS585409Y2 (ja) * 1979-02-02 1983-01-29 株式会社明電舎 軸方向空隙形回転電機
JPS5630581U (https=) * 1979-08-15 1981-03-24
JPS5648262U (https=) * 1979-09-18 1981-04-28
JPS5745272U (https=) * 1980-08-27 1982-03-12
JPS6041874B2 (ja) 1980-09-01 1985-09-19 松下電器産業株式会社 固体撮像素子の製造方法
DE3510228A1 (de) * 1985-03-21 1986-09-25 Robert Bosch Gmbh, 7000 Stuttgart Buerstenlose axialluftspalt-synchronmaschine
JPS62296738A (ja) * 1986-06-16 1987-12-24 Nissan Motor Co Ltd 電気自動車の走行駆動源用同期電動機
JPH0833267A (ja) * 1994-07-19 1996-02-02 Toshiba Corp 密閉形モータ及びポリゴンミラー駆動用スキャナモータ
US6762527B1 (en) * 2003-06-19 2004-07-13 Yea Huey Horng DC brushless motor
JP4082364B2 (ja) * 2004-03-22 2008-04-30 日産自動車株式会社 アキシャルギャップ電動機のステータの冷却構造
JP2006014399A (ja) * 2004-06-22 2006-01-12 Nissan Motor Co Ltd アキシャルギャップ回転電機の冷却構造
JP2006166679A (ja) * 2004-12-10 2006-06-22 Nissan Motor Co Ltd アキシャルギャップ型回転電機のステータ構造
JP4852959B2 (ja) * 2005-06-06 2012-01-11 株式会社豊田中央研究所 アキシャル型モータおよび冷却方法
DE102006044963B3 (de) * 2006-09-22 2008-06-19 Siemens Ag Stator für eine elektrische Maschine mit Flüssigkeitskühlung
JP5167868B2 (ja) * 2008-03-03 2013-03-21 日産自動車株式会社 電動機
DE102008036124A1 (de) * 2008-08-01 2010-02-11 Siemens Aktiengesellschaft Elektrische Maschine in hoher Schutzart mit verbesserter Läuferkühlung
JP5260591B2 (ja) * 2010-03-30 2013-08-14 株式会社日立製作所 永久磁石式回転電機及び風力発電システム
GB2485184B (en) 2010-11-04 2013-12-11 Evo Electric Ltd Axial flux electrical machines
US9991760B2 (en) 2011-07-19 2018-06-05 Toyota Jidosha Kabushiki Kaisha Drive device for vehicle

Also Published As

Publication number Publication date
CN103283127A (zh) 2013-09-04
US9525324B2 (en) 2016-12-20
JP6085792B2 (ja) 2017-03-01
CA2817064A1 (en) 2012-05-10
EP2636129A1 (en) 2013-09-11
GB2485184B (en) 2013-12-11
GB201018605D0 (en) 2010-12-22
BR112013011116A2 (pt) 2016-08-02
JP2013542707A (ja) 2013-11-21
US20140145528A1 (en) 2014-05-29
WO2012059753A1 (en) 2012-05-10
GB2485184A (en) 2012-05-09
CN103283127B (zh) 2017-10-13

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20160811

MKLA Lapsed

Effective date: 20201102