SG11201901268YA - Rotor and reluctance motor - Google Patents

Rotor and reluctance motor

Info

Publication number
SG11201901268YA
SG11201901268YA SG11201901268YA SG11201901268YA SG11201901268YA SG 11201901268Y A SG11201901268Y A SG 11201901268YA SG 11201901268Y A SG11201901268Y A SG 11201901268YA SG 11201901268Y A SG11201901268Y A SG 11201901268YA SG 11201901268Y A SG11201901268Y A SG 11201901268YA
Authority
SG
Singapore
Prior art keywords
rotor
rotor core
reluctance motor
flux barriers
bridges
Prior art date
Application number
SG11201901268YA
Other languages
English (en)
Inventor
Katsutoku Takeuchi
Makoto Matsushita
Norio Takahashi
Daisuke Misu
Toshio Hasebe
Original Assignee
Toshiba Kk
Toshiba Infrastructure Systems & Solutions Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=61300622&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SG11201901268Y(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Toshiba Kk, Toshiba Infrastructure Systems & Solutions Corp filed Critical Toshiba Kk
Publication of SG11201901268YA publication Critical patent/SG11201901268YA/en

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
    • H02K1/276—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
    • 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
    • H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
    • H02K1/246—Variable reluctance rotors
    • 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
    • H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K19/00—Synchronous motors or generators
    • H02K19/02—Synchronous motors
    • H02K19/10—Synchronous motors for multi-phase current
    • H02K19/103—Motors having windings on the stator and a variable reluctance soft-iron rotor without windings
    • 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
    • H02K7/04—Balancing means
    • 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
    • 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
    • H02K1/2773—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect consisting of tangentially magnetized radial magnets
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
SG11201901268YA 2016-08-31 2017-08-09 Rotor and reluctance motor SG11201901268YA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016170040A JP6702550B2 (ja) 2016-08-31 2016-08-31 回転子およびリラクタンスモータ
PCT/JP2017/028948 WO2018043081A1 (ja) 2016-08-31 2017-08-09 回転子およびリラクタンスモータ

Publications (1)

Publication Number Publication Date
SG11201901268YA true SG11201901268YA (en) 2019-03-28

Family

ID=61300622

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201901268YA SG11201901268YA (en) 2016-08-31 2017-08-09 Rotor and reluctance motor

Country Status (8)

Country Link
US (1) US10530203B2 (enExample)
EP (1) EP3509190B1 (enExample)
JP (1) JP6702550B2 (enExample)
KR (1) KR102113055B1 (enExample)
CN (1) CN109565198B (enExample)
SG (1) SG11201901268YA (enExample)
TW (1) TWI647897B (enExample)
WO (1) WO2018043081A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12132354B2 (en) * 2020-10-01 2024-10-29 Hl Mando Corporation Electric motor having stacked different rotor segments and method for designing the same
EP3595136A1 (de) * 2018-07-13 2020-01-15 Siemens Aktiengesellschaft Robuste materiallagen
JP6989458B2 (ja) * 2018-08-03 2022-01-05 株式会社東芝 回転電機の回転子
US11973373B2 (en) * 2018-10-30 2024-04-30 Mitsubishi Electric Corporation Rotor, motor, compressor, and refrigeration and air-conditioning device
DE102019124095A1 (de) * 2019-09-09 2021-03-11 Schaeffler Technologies AG & Co. KG Rotor, Verfahren zum Auswuchten eines Rotors, Verfahren zum Auswuchten eines Rotors einer elektrischen Rotationsmaschine sowie elektrische Rotationsmaschine
CN114731074B (zh) * 2019-10-22 2025-10-21 米沃奇电动工具公司 具有永磁同步磁阻电机的动力工具
KR20250130422A (ko) 2019-10-25 2025-09-01 자코비 모터스 엘엘씨 가변 자속 메모리 모터의 자화 및 제어 방법
CN114731076B (zh) * 2019-11-25 2025-08-26 株式会社丰田自动织机 旋转电机的转子
US11996739B2 (en) * 2020-01-09 2024-05-28 Jacobi Motors LLC Curved magnets for a variable-flux memory motor
DE112020006809T5 (de) * 2020-02-27 2022-12-29 Nidec Corporation Rotor und motor
US11936256B2 (en) 2020-04-24 2024-03-19 Jacobi Motors, Llc Flux-mnemonic permanent magnet synchronous machine and magnetizing a flux-mnemonic permanent magnet synchronous machine
CN113675968B (zh) 2020-05-15 2023-10-31 日本电产株式会社 转子、马达和电气产品
US20240322632A1 (en) * 2020-12-23 2024-09-26 Lg Magna E-Powertrain Co., Ltd. Stator of rotating electric machine
MX2023011573A (es) * 2021-03-31 2023-10-25 Nippon Steel Corp Nucleo de rotor, rotor y maquina electrica rotativa.
JP7572914B2 (ja) * 2021-05-28 2024-10-24 東芝産業機器システム株式会社 同期リラクタンスモータ及びポンプ装置
CN113946946B (zh) * 2021-09-29 2024-08-06 浙江大学先进电气装备创新中心 一种考虑隔磁桥饱和的内置式永磁电机磁场解析方法
EP4503391A4 (en) * 2022-03-29 2025-06-18 Nippon Steel Corporation Rotary electric machine
JP7530028B2 (ja) * 2022-03-29 2024-08-07 日本製鉄株式会社 回転電機
CN219458765U (zh) * 2023-02-10 2023-08-01 纬湃科技投资(中国)有限公司 一种同步磁阻电机转子
CN118801599A (zh) * 2023-04-12 2024-10-18 纬湃科技投资(中国)有限公司 转子和具有该转子的同步磁阻电机
JP2025040678A (ja) * 2023-09-12 2025-03-25 本田技研工業株式会社 回転電機

Family Cites Families (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1219228B (it) 1988-04-21 1990-05-03 Antonino Fratta Macchina elettrica sincrona a riluttanza dotata di mezzi di rifasamento intrinseco
IT1276487B1 (it) 1995-07-11 1997-10-31 Alfredo Vagati Motore elettrico sincrono a riluttanza con bassa ondulazione di coppia
JPH1189144A (ja) * 1997-09-09 1999-03-30 Hitachi Ltd 永久磁石回転電機及びそれを用いた電動車両
JP2000050542A (ja) * 1998-07-23 2000-02-18 Okuma Corp リラクタンスモータ
JP3411878B2 (ja) * 2000-03-06 2003-06-03 株式会社日立製作所 同期モータの回転子位置推定方法、位置センサレス制御方法及び制御装置
TW538578B (en) * 2000-09-13 2003-06-21 Sanyo Electric Co Synchronous motor with built-in type permanent magnet
WO2002031947A1 (en) 2000-10-12 2002-04-18 Matsushita Electric Industrial Co., Ltd. Electric motor
ITTO20010182A1 (it) 2001-03-02 2002-09-02 Fiat Ricerche Macchina elettrica di tipo sincrono.
JP2002291288A (ja) 2001-03-29 2002-10-04 Railway Technical Res Inst 永久磁石同期電動機及び多接点同時短絡接触器
US6684483B2 (en) * 2001-09-14 2004-02-03 General Motors Corporation Method of fabricating a rotor for an electric traction motor
TW561669B (en) * 2001-11-27 2003-11-11 Veutron Corp Step motor
JP3877620B2 (ja) * 2002-03-18 2007-02-07 三洋電機株式会社 集中巻式ｄｃモータ及びそれを搭載したコンプレッサ
KR20050069055A (ko) 2003-12-30 2005-07-05 현대자동차주식회사 다층 매립형 영구자석 모터의 로터 구조
JP2005341655A (ja) 2004-05-24 2005-12-08 Denso Corp 磁石埋め込み式回転電機のロータ
KR100591338B1 (ko) * 2004-08-26 2006-06-19 엘지전자 주식회사 영구자석 보조형 동기 릴럭턴스 모터 및 그 착자방법
JP4668721B2 (ja) * 2004-11-30 2011-04-13 日立オートモティブシステムズ株式会社 永久磁石式回転電機
CN100576701C (zh) * 2004-11-30 2009-12-30 株式会社日立制作所 永磁式旋转电机
US20070152527A1 (en) 2005-12-23 2007-07-05 Okuma Corporation Reluctance motor
JP2008136298A (ja) 2006-11-28 2008-06-12 Toyota Industries Corp 回転電機の回転子及び回転電機
JP4900132B2 (ja) 2007-08-08 2012-03-21 株式会社豊田自動織機 回転子及び回転電機
US20130181567A9 (en) 2007-08-28 2013-07-18 Brusa Elektronik Ag Hybrid synchronous motors and current-energized synchronous motors suitable for vehicle drives
JP5506152B2 (ja) * 2007-12-21 2014-05-28 アイチエレック株式会社 永久磁石回転機
DE102009044528A1 (de) * 2008-11-14 2010-06-02 Denso Corporation, Kariya-City Reluktanzmotor
US7843100B2 (en) 2009-03-18 2010-11-30 Gm Global Technology Operations, Inc. Methods and apparatus for preventing demagnetization in interior permanent magnet machines
KR101021120B1 (ko) 2009-07-14 2011-03-14 한양대학교 산학협력단 고속모터용 회전자
JP2011083066A (ja) 2009-10-02 2011-04-21 Osaka Prefecture Univ 永久磁石補助形同期リラクタンスモータ
JP2013531462A (ja) 2010-07-09 2013-08-01 ブルサ エレクトロニック アーゲー 電気機械、特に車両駆動系のハイブリッド同期モータを回転させる積層ロータ
BR112013005245A2 (pt) * 2010-09-10 2016-05-03 Nissan Motor rotor de máquina elétrica rotativa
JP5659031B2 (ja) 2011-02-02 2015-01-28 株式会社東芝 永久磁石式回転電機
JP2012178922A (ja) 2011-02-25 2012-09-13 Railway Technical Research Institute 永久磁石同期機
JP2012178921A (ja) 2011-02-25 2012-09-13 Railway Technical Research Institute 永久磁石同期機
CN103444053B (zh) * 2011-03-15 2016-04-13 三菱电机株式会社 永磁铁式旋转电机
EP2509280B1 (en) * 2011-04-05 2015-03-11 BlackBerry Limited System and method to preserve dialogs in clustered environments in case of node failure
JP2011147345A (ja) * 2011-04-25 2011-07-28 Denso Corp モータ
CN102780291A (zh) 2011-08-05 2012-11-14 珠海格力电器股份有限公司 电动机转子及具有其的电动机
JP5730736B2 (ja) * 2011-10-04 2015-06-10 日立オートモティブシステムズ株式会社 永久磁石式回転電機および永久磁石式回転電機を備えた車両
KR101251859B1 (ko) 2012-03-29 2013-04-10 한밭대학교 산학협력단 영구자석 매입형 동기 릴럭턴스 전동기의 설계 방법
US20140028139A1 (en) * 2012-07-26 2014-01-30 Colin Hamer Permanent magnet rotor with resin-covered magnet and lamination for thermal control
EP2752971B1 (en) 2013-01-03 2017-09-13 ABB Schweiz AG Rotor for an electric machine and electric machine including the same
JP5969946B2 (ja) * 2013-03-28 2016-08-17 東芝三菱電機産業システム株式会社 同期リラクタンスモータ
JP2014200150A (ja) 2013-03-29 2014-10-23 株式会社東芝 永久磁石式リラクタンス型回転電機
US10511198B2 (en) * 2013-05-01 2019-12-17 Hitachi Automotive Systems, Ltd. Rotary electrical machine, and rotor for rotary electrical machine
EP3017531B1 (en) * 2013-08-14 2020-07-01 Yamaha Hatsudoki Kabushiki Kaisha Engine unit mountable in a vehicle comprising a synchronous drive motor
US10205358B2 (en) 2014-04-12 2019-02-12 GM Global Technology Operations LLC Electric machine for a vehicle powertrain and the electric machine includes a permanent magnet
GB2529604B (en) 2014-05-23 2017-02-22 Technelec Ltd Synchronous reluctance machine
JP2016073023A (ja) * 2014-09-26 2016-05-09 東芝三菱電機産業システム株式会社 永久磁石式回転子および永久磁石式同期回転電機
EP3288160B8 (en) 2015-04-24 2020-02-26 Kabushiki Kaisha Toshiba Synchronous reluctance motor
TW201728768A (zh) * 2016-02-10 2017-08-16 日新製鋼股份有限公司 永久磁鐵內嵌式馬達的轉子鐵芯用鋼板及其製造方法、永久磁鐵內嵌式馬達的轉子鐵芯以及永久磁鐵內嵌式馬達

Also Published As

Publication number Publication date
JP6702550B2 (ja) 2020-06-03
JP2018038181A (ja) 2018-03-08
CN109565198B (zh) 2020-10-23
EP3509190A1 (en) 2019-07-10
EP3509190A4 (en) 2020-04-08
TWI647897B (zh) 2019-01-11
US10530203B2 (en) 2020-01-07
CN109565198A (zh) 2019-04-02
TW201826664A (zh) 2018-07-16
WO2018043081A1 (ja) 2018-03-08
KR102113055B1 (ko) 2020-05-20
EP3509190B1 (en) 2021-04-14
US20190173336A1 (en) 2019-06-06
KR20190026017A (ko) 2019-03-12

Similar Documents

Publication Publication Date Title
SG11201901268YA (en) Rotor and reluctance motor
EP2824812A3 (en) Axial gap type permanent magnet electric rotating apparatus and method of manufacturing the same
WO2015034769A3 (en) Electric machine having offset rotor sections
EP2667484A3 (en) Rotor and motor including the rotor
IN2014KN01640A (enExample)
PH12018050005A1 (en) Rotary electric-machine rotor
WO2015082528A3 (de) Rotor für eine elektrische maschine
EP2830192A3 (en) Electric rotating apparatus
PH12016501452B1 (en) Flux machine
WO2014166555A3 (de) Reluktanzrotor mit anlaufhilfe
DK3761485T3 (da) Rotorstruktur, permanentmagnet-synkronreluktanshjælpemotor og elektrisk køretøj
MX2013002634A (es) Rotor de maquina electrica giratoria.
DK3767795T3 (da) Rotorstruktur, permanentmagnet-synkronreluktans-hjælpemotor, og elektrisk køretøj
WO2015044369A3 (en) Rotor for an electrical machine
WO2015155732A3 (fr) Rotor de machine electrique tournante
SI2999087T1 (en) Electric machine with small magnetic swing of groove
BR112015025462A2 (pt) método para produção de um rotor para um motor de relutância
EP2775594A3 (en) Inductor type rotary motor
GB201117771D0 (en) Stator for an electrical machine
MX2015009876A (es) Motor de corriente directa (dc) sin escobillas con emisiones reducidas.
WO2014125433A3 (fr) Machine electrique tournante aux aimants permanents intégrés
EP3012947A3 (en) Method for manufacturing an interior permanent magnet rotor unit and magnetizing device
EP3010126A3 (en) Embedded magnet motor and rotor of embedded magnet motor
BR112018068003A2 (pt) método de fabricação de chapa de aço elétrica não orientada e motor de polos de garra
WO2015110188A3 (de) Permanentmagnetelement und rotor mit einem solchen