GB2608165B - Rotor for an electric machine - Google Patents

Rotor for an electric machine Download PDF

Info

Publication number
GB2608165B
GB2608165B GB2109107.9A GB202109107A GB2608165B GB 2608165 B GB2608165 B GB 2608165B GB 202109107 A GB202109107 A GB 202109107A GB 2608165 B GB2608165 B GB 2608165B
Authority
GB
United Kingdom
Prior art keywords
rotor
electric machine
electric
machine
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
GB2109107.9A
Other versions
GB2608165A (en
GB202109107D0 (en
Inventor
Bowman Liam
LANDGRAF Johannes
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.)
Eta Green Power Ltd
Original Assignee
Eta Green Power 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 Eta Green Power Ltd filed Critical Eta Green Power Ltd
Priority to GB2301831.0A priority Critical patent/GB2614454B/en
Priority to GB2109107.9A priority patent/GB2608165B/en
Publication of GB202109107D0 publication Critical patent/GB202109107D0/en
Priority to US17/847,668 priority patent/US20220416601A1/en
Priority to EP22180804.1A priority patent/EP4123882A3/en
Priority to AU2022204414A priority patent/AU2022204414A1/en
Priority to BR102022012579-1A priority patent/BR102022012579A2/en
Priority to EP23181098.7A priority patent/EP4236038A3/en
Priority to TW111123490A priority patent/TW202404233A/en
Priority to JP2022101200A priority patent/JP2023004958A/en
Priority to MX2022007985A priority patent/MX2022007985A/en
Priority to CN202210730723.1A priority patent/CN115528836A/en
Priority to KR1020220077549A priority patent/KR20230000467A/en
Publication of GB2608165A publication Critical patent/GB2608165A/en
Application granted granted Critical
Publication of GB2608165B publication Critical patent/GB2608165B/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
    • H02K1/22—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
    • H02K1/278—Surface mounted magnets; Inset magnets
    • H02K1/2783—Surface mounted magnets; Inset magnets with magnets arranged in Halbach arrays
    • 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
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
    • 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
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
    • 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
    • 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
    • H02K9/223—Heat bridges
    • 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)
  • Microelectronics & Electronic Packaging (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
GB2109107.9A 2021-06-24 2021-06-24 Rotor for an electric machine Active GB2608165B (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
GB2301831.0A GB2614454B (en) 2021-06-24 2021-06-24 Rotor for an electric machine
GB2109107.9A GB2608165B (en) 2021-06-24 2021-06-24 Rotor for an electric machine
EP23181098.7A EP4236038A3 (en) 2021-06-24 2022-06-23 Rotor for an electric machine
EP22180804.1A EP4123882A3 (en) 2021-06-24 2022-06-23 Rotor for an electric machine
AU2022204414A AU2022204414A1 (en) 2021-06-24 2022-06-23 Rotor for an electric machine
BR102022012579-1A BR102022012579A2 (en) 2021-06-24 2022-06-23 ROTOR FOR AN ELECTRIC MACHINE
US17/847,668 US20220416601A1 (en) 2021-06-24 2022-06-23 Rotor for an electric machine
TW111123490A TW202404233A (en) 2021-06-24 2022-06-23 Rotor for an electric machine
JP2022101200A JP2023004958A (en) 2021-06-24 2022-06-23 Rotor for electric machine
MX2022007985A MX2022007985A (en) 2021-06-24 2022-06-24 Rotor for an electric machine.
CN202210730723.1A CN115528836A (en) 2021-06-24 2022-06-24 Rotor for an electric machine
KR1020220077549A KR20230000467A (en) 2021-06-24 2022-06-24 Rotor for Electric Machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2109107.9A GB2608165B (en) 2021-06-24 2021-06-24 Rotor for an electric machine

Publications (3)

Publication Number Publication Date
GB202109107D0 GB202109107D0 (en) 2021-08-11
GB2608165A GB2608165A (en) 2022-12-28
GB2608165B true GB2608165B (en) 2024-04-24

Family

ID=77179665

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2109107.9A Active GB2608165B (en) 2021-06-24 2021-06-24 Rotor for an electric machine

Country Status (1)

Country Link
GB (1) GB2608165B (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080284275A1 (en) * 2007-05-16 2008-11-20 Michael Dowhan Outside rotor electric machine with reduced air gap variation
JP2010098891A (en) * 2008-10-17 2010-04-30 Asmo Co Ltd Motor
WO2011002979A2 (en) * 2009-07-01 2011-01-06 Flodesign Wind Turbine Corporation Shrouded wind turbine with rim generator and halbach array
WO2011032201A1 (en) * 2009-09-21 2011-03-24 Soderberg Rod F A matrix material comprising magnetic particles for use in hybrid and electric vehicles
CN201966774U (en) * 2011-03-09 2011-09-07 上海航天汽车机电股份有限公司舒航电器分公司 Outer rotor of brushless motor
US8207640B2 (en) * 2010-05-04 2012-06-26 Sunonwealth Electric Machine Industry Co., Ltd. Rotation assembly for motor
US20140175912A1 (en) * 2012-12-21 2014-06-26 Fisher & Paykel Appliances Limited Motor
JP2017163752A (en) * 2016-03-10 2017-09-14 株式会社明電舎 Rotor of permanent magnet dynamo-electric machine
WO2017173188A1 (en) * 2016-03-30 2017-10-05 Advanced Magnet Lab, Inc. Dual-rotor synchronous electrical machines
EP3355451A1 (en) * 2017-01-30 2018-08-01 Shinano Kenshi Kabushiki Kaisha Outer rotor type motor
WO2020076185A1 (en) * 2018-10-09 2020-04-16 Алексей Александрович НИКИФОРОВ Electric motor
CN112510875A (en) * 2020-12-22 2021-03-16 上海电气集团上海电机厂有限公司 Permanent magnet motor rotor structure and assembling method thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1959280A1 (en) 1969-11-26 1971-06-03 Blocher Motor Kg DC motor with hollow rotor
US4103196A (en) 1975-09-19 1978-07-25 Matsushita Electric Works, Ltd. Coreless motor

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080284275A1 (en) * 2007-05-16 2008-11-20 Michael Dowhan Outside rotor electric machine with reduced air gap variation
JP2010098891A (en) * 2008-10-17 2010-04-30 Asmo Co Ltd Motor
WO2011002979A2 (en) * 2009-07-01 2011-01-06 Flodesign Wind Turbine Corporation Shrouded wind turbine with rim generator and halbach array
WO2011032201A1 (en) * 2009-09-21 2011-03-24 Soderberg Rod F A matrix material comprising magnetic particles for use in hybrid and electric vehicles
US8207640B2 (en) * 2010-05-04 2012-06-26 Sunonwealth Electric Machine Industry Co., Ltd. Rotation assembly for motor
CN201966774U (en) * 2011-03-09 2011-09-07 上海航天汽车机电股份有限公司舒航电器分公司 Outer rotor of brushless motor
US20140175912A1 (en) * 2012-12-21 2014-06-26 Fisher & Paykel Appliances Limited Motor
JP2017163752A (en) * 2016-03-10 2017-09-14 株式会社明電舎 Rotor of permanent magnet dynamo-electric machine
WO2017173188A1 (en) * 2016-03-30 2017-10-05 Advanced Magnet Lab, Inc. Dual-rotor synchronous electrical machines
EP3355451A1 (en) * 2017-01-30 2018-08-01 Shinano Kenshi Kabushiki Kaisha Outer rotor type motor
WO2020076185A1 (en) * 2018-10-09 2020-04-16 Алексей Александрович НИКИФОРОВ Electric motor
CN112510875A (en) * 2020-12-22 2021-03-16 上海电气集团上海电机厂有限公司 Permanent magnet motor rotor structure and assembling method thereof

Also Published As

Publication number Publication date
GB2608165A (en) 2022-12-28
GB202109107D0 (en) 2021-08-11

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