CN104393730B - 具有减小的扭矩波动的辐条永磁机及其制造方法 - Google Patents

具有减小的扭矩波动的辐条永磁机及其制造方法 Download PDF

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Publication number
CN104393730B
CN104393730B CN201410616305.5A CN201410616305A CN104393730B CN 104393730 B CN104393730 B CN 104393730B CN 201410616305 A CN201410616305 A CN 201410616305A CN 104393730 B CN104393730 B CN 104393730B
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CN
China
Prior art keywords
stack
lamination
laminations
axis
protruding portion
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CN201410616305.5A
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English (en)
Chinese (zh)
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CN104393730A (zh
Inventor
P·B·雷迪
A·M·F·艾尔-雷菲
K-K·胡
J·P·亚历山大
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General Electric Co
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General Electric Co
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Publication date
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Priority to CN201811580075.6A priority Critical patent/CN110224567A/zh
Publication of CN104393730A publication Critical patent/CN104393730A/zh
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Publication of CN104393730B publication Critical patent/CN104393730B/zh
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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
    • 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
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
    • 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
    • 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
    • H02K15/03—Processes 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
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49009—Dynamoelectric machine
    • Y10T29/49012—Rotor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
CN201410616305.5A 2013-08-05 2014-08-05 具有减小的扭矩波动的辐条永磁机及其制造方法 Active CN104393730B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811580075.6A CN110224567A (zh) 2013-08-05 2014-08-05 具有减小的扭矩波动的辐条永磁机及其制造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/958,693 US9287742B2 (en) 2013-08-05 2013-08-05 Spoke permanent magnet machine with reduced torque ripple and method of manufacturing thereof
US13/958693 2013-08-05

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201811580075.6A Division CN110224567A (zh) 2013-08-05 2014-08-05 具有减小的扭矩波动的辐条永磁机及其制造方法

Publications (2)

Publication Number Publication Date
CN104393730A CN104393730A (zh) 2015-03-04
CN104393730B true CN104393730B (zh) 2019-01-18

Family

ID=51298550

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201410616305.5A Active CN104393730B (zh) 2013-08-05 2014-08-05 具有减小的扭矩波动的辐条永磁机及其制造方法
CN201811580075.6A Pending CN110224567A (zh) 2013-08-05 2014-08-05 具有减小的扭矩波动的辐条永磁机及其制造方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201811580075.6A Pending CN110224567A (zh) 2013-08-05 2014-08-05 具有减小的扭矩波动的辐条永磁机及其制造方法

Country Status (6)

Country Link
US (1) US9287742B2 (https=)
EP (1) EP2840692B1 (https=)
JP (1) JP2015033329A (https=)
KR (1) KR101911978B1 (https=)
CN (2) CN104393730B (https=)
BR (1) BR102014019219B1 (https=)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10916978B2 (en) * 2015-04-30 2021-02-09 Lg Innotek Co., Ltd. Rotor having a first core and a second core with protrusions and grooves coupling the cores to each other
KR101679511B1 (ko) * 2015-05-11 2016-11-24 뉴모텍(주) 로터 코어의 적층 구조
CN105048669A (zh) * 2015-08-05 2015-11-11 日照东方电机有限公司 永磁电动机内嵌式新型转子及其加工方法
US10594178B2 (en) * 2015-09-08 2020-03-17 Lg Electronics Inc. Rotor and motor including the same
CN106612025B (zh) * 2015-10-27 2020-01-07 Abb瑞士股份有限公司 转子以及用于制造转子的方法
WO2017073275A1 (ja) * 2015-10-30 2017-05-04 日立オートモティブシステムズ株式会社 磁石式回転子、磁石式回転子を備える回転電機及び回転電機を備える電気自動車
GB2546298B (en) * 2016-01-14 2022-06-15 Advanced Electric Machines Group Ltd Rotor assembly
CN115483776A (zh) 2016-02-19 2022-12-16 莫戈公司 电动马达的转子组件
DE102016209174B4 (de) * 2016-05-25 2024-10-24 Vitesco Technologies GmbH Rotor
CN106787323A (zh) * 2017-02-14 2017-05-31 佛山智能装备技术研究院 一种交流永磁伺服电机的转子
US10944303B2 (en) 2017-07-18 2021-03-09 The Board Of Trustees Of The University Of Alabama Low torque ripple spoke-type permanent magnet motor
US10505416B2 (en) * 2017-11-09 2019-12-10 Ford Global Technologies, Llc Patterned offset pole rotor
US10965177B2 (en) 2018-07-06 2021-03-30 Otis Elevator Company Permanent magnet (PM) machine having rotor poles with an array of permanent magnets
CN109088527B (zh) * 2018-09-11 2023-09-01 南京信息工程大学 一种变磁阻无刷电机系统
EP3657641B1 (en) * 2018-11-26 2023-09-06 LG Electronics Inc. Motor
US11081917B2 (en) * 2018-11-29 2021-08-03 General Electric Company Electric machine and a turbo machine having the same
FR3089712B1 (fr) * 2018-12-11 2023-03-10 Ifp Energies Now Stator de machine électrique avec une couronne formée d’une pluralité de segments de stator
CN109474096A (zh) * 2018-12-25 2019-03-15 南京埃斯顿自动化股份有限公司 一种内嵌辐条式永磁转子的伺服电机
KR102635352B1 (ko) * 2019-01-17 2024-02-08 엘지이노텍 주식회사 로터 및 이를 포함하는 모터
CN110011445A (zh) * 2019-04-28 2019-07-12 保定长安客车制造有限公司 一种新型结构的电机转子
CN112821612B (zh) * 2019-11-15 2024-06-04 博世汽车部件(长沙)有限公司 转子叠片、转子组件及电机
IT201900021738A1 (it) * 2019-11-20 2021-05-20 Tsl S R L Cuscinetto magnetico passivo
DE102019218437A1 (de) * 2019-11-28 2021-06-02 Robert Bosch Gmbh Rotor für eine Elektromaschine und Verfahren zur Herstellung eines Rotors
US11575299B2 (en) * 2020-01-07 2023-02-07 GM Global Technology Operations LLC Method for heat-treating magnet web regions of a rotor
EP4113794A4 (en) * 2020-02-27 2023-08-09 LG Innotek Co., Ltd. ENGINE
WO2022098636A1 (en) 2020-11-03 2022-05-12 H3X Technologies Inc. Electric motor with integrated inverter and shared cooling system
GB2605780A (en) * 2021-04-09 2022-10-19 Equipmake Ltd A rotor for a permanent magnet electrical machine
EP4089885A1 (en) * 2021-05-10 2022-11-16 MAHLE International GmbH Rotor for an electric machine
US12525831B2 (en) * 2021-05-18 2026-01-13 The Board Of Trustees Of The University Of Alabama Ferrite spoke-type permanent magnet synchronous motor for electric trucks
DE102021117625A1 (de) * 2021-07-08 2023-01-12 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Permanenterregte Elektromaschine
USD1029714S1 (en) 2021-08-19 2024-06-04 Nidec Motor Corporation Spoked rotor
US11791679B2 (en) * 2021-08-19 2023-10-17 Nidec Motor Corporation Spoked rotor having deflectable magnet-retaining spokes
CN218997794U (zh) * 2022-11-15 2023-05-09 浙江斯普智能科技股份有限公司 电机减振转子结构及电机
CN116014934A (zh) * 2023-03-01 2023-04-25 威灵（芜湖）电机制造有限公司 转子铁芯、转子组件及电机

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979821A (en) * 1975-05-09 1976-09-14 Kollmorgen Corporation Method of manufacturing rare earth permanent magnet rotor
US4445062A (en) * 1978-12-26 1984-04-24 The Garrett Corporation Rotor assembly having anchors with undulating sides
CN1497818A (zh) * 2002-10-18 2004-05-19 ������������ʽ���� 永久磁铁式回转电机
CN101741158A (zh) * 2008-11-11 2010-06-16 福特全球技术公司 具有偏置磁极间隔的永磁机
US20100277028A1 (en) * 2009-04-30 2010-11-04 General Electric Company High speed internal permanent magnet machine
US20100289386A1 (en) * 2009-05-18 2010-11-18 General Electric Company Cooling system for rotating machine
DE102010061778A1 (de) * 2010-11-23 2012-05-24 Robert Bosch Gmbh Elektrische Maschine mit optimiertem Wirkungsgrad

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5499722A (en) * 1978-01-25 1979-08-06 Hitachi Ltd Manufacture of shaft
DE3245400A1 (de) * 1982-12-08 1984-06-14 Robert Bosch Gmbh, 7000 Stuttgart Permanenterregter generator fuer fahrzeuge
US4642502A (en) * 1986-04-24 1987-02-10 General Motors Corporation Dynamoelectric machine with permanent magnet and magnet mounting surface arrangement
JPS63178750A (ja) * 1987-01-17 1988-07-22 Fanuc Ltd 同期型交流サ−ボモ−タのロ−タ構造
JPH05207690A (ja) * 1992-01-27 1993-08-13 Fanuc Ltd 同期電動機のロータ
JPH06311679A (ja) * 1993-04-22 1994-11-04 Fanuc Ltd 同期電動機のロータ
JPH07194079A (ja) 1993-12-27 1995-07-28 Matsushita Electric Ind Co Ltd 永久磁石直流モータ
JPH0823664A (ja) 1994-05-02 1996-01-23 Aisin Aw Co Ltd モータ
JP3493865B2 (ja) * 1995-12-27 2004-02-03 アイシン・エィ・ダブリュ株式会社 モータ
US7205695B2 (en) * 1998-04-21 2007-04-17 Drs Power & Control Technologies, Inc. High speed rotor
US7245054B1 (en) 2000-11-01 2007-07-17 Emerson Electric Co. Permanent magnet electric machine having reduced cogging torque
FR2823616B1 (fr) * 2001-04-17 2008-07-04 Leroy Somer Moteurs Machine electrique comportant au moins un detecteur de champ magnetique
JP2003180044A (ja) * 2001-12-07 2003-06-27 Okuma Corp ステータ及びその製造方法
DE10216098A1 (de) * 2002-04-12 2003-10-23 Bosch Gmbh Robert Rotor für eine elektrische Maschine
US6911756B1 (en) * 2004-03-23 2005-06-28 Chio-Sung Chang Rotor core with magnets on the outer periphery of the core having a sine or trapezoidal wave
ITBO20050437A1 (it) 2005-06-30 2007-01-01 Spal Automotive Srl Rotore per macchina elettrica
JP4372798B2 (ja) 2007-02-13 2009-11-25 アスモ株式会社 埋込磁石型モータ
KR101243670B1 (ko) 2007-03-08 2013-03-18 엘지전자 주식회사 모터의 회전자
JP2009050099A (ja) * 2007-08-21 2009-03-05 Yaskawa Electric Corp 回転子コア、永久磁石回転子および永久磁石形同期回転電機
US8004140B2 (en) 2009-04-30 2011-08-23 General Electric Company Dovetail spoke internal permanent magnet machine
FR2948508B1 (fr) * 2009-07-22 2012-11-23 Michelin Soc Tech Procede pour la fabrication d'un rotor interieur pour machine electrique tournante.
WO2012101812A1 (ja) * 2011-01-28 2012-08-02 新日本製鐵株式会社 回転電機用螺旋コアの製造方法及び回転電機用螺旋コアの製造装置
GB2477520B (en) * 2010-02-04 2012-01-25 Protean Electric Ltd A stator
CN201742192U (zh) * 2010-07-08 2011-02-09 中国电子科技集团公司第二十一研究所 永磁电机切向磁钢转子结构
KR101167806B1 (ko) 2010-12-17 2012-07-25 엘지전자 주식회사 영구자석 삽입식 비엘디시 모터 및 이를 구비한 압축기
CN202817937U (zh) * 2012-08-01 2013-03-20 德昌电机(深圳)有限公司 永磁转子及具有该转子的永磁马达
JP6281147B2 (ja) * 2012-08-07 2018-02-21 日本電産株式会社 ロータおよびモータ

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979821A (en) * 1975-05-09 1976-09-14 Kollmorgen Corporation Method of manufacturing rare earth permanent magnet rotor
US4445062A (en) * 1978-12-26 1984-04-24 The Garrett Corporation Rotor assembly having anchors with undulating sides
CN1497818A (zh) * 2002-10-18 2004-05-19 ������������ʽ���� 永久磁铁式回转电机
CN101741158A (zh) * 2008-11-11 2010-06-16 福特全球技术公司 具有偏置磁极间隔的永磁机
US20100277028A1 (en) * 2009-04-30 2010-11-04 General Electric Company High speed internal permanent magnet machine
US20100289386A1 (en) * 2009-05-18 2010-11-18 General Electric Company Cooling system for rotating machine
DE102010061778A1 (de) * 2010-11-23 2012-05-24 Robert Bosch Gmbh Elektrische Maschine mit optimiertem Wirkungsgrad

Also Published As

Publication number Publication date
CN104393730A (zh) 2015-03-04
US9287742B2 (en) 2016-03-15
KR20150016906A (ko) 2015-02-13
JP2015033329A (ja) 2015-02-16
BR102014019219B1 (pt) 2021-08-10
KR101911978B1 (ko) 2018-10-25
EP2840692A2 (en) 2015-02-25
EP2840692A3 (en) 2016-01-06
EP2840692B1 (en) 2020-12-23
BR102014019219A2 (pt) 2016-03-15
BR102014019219A8 (pt) 2017-04-18
CN110224567A (zh) 2019-09-10
US20150035402A1 (en) 2015-02-05

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