ITTO20020757A1 - Macchina elettrica di tipo sincrono - Google Patents

Macchina elettrica di tipo sincrono

Info

Publication number
ITTO20020757A1
ITTO20020757A1 IT000757A ITTO20020757A ITTO20020757A1 IT TO20020757 A1 ITTO20020757 A1 IT TO20020757A1 IT 000757 A IT000757 A IT 000757A IT TO20020757 A ITTO20020757 A IT TO20020757A IT TO20020757 A1 ITTO20020757 A1 IT TO20020757A1
Authority
IT
Italy
Prior art keywords
electric machine
type electric
synchronous type
synchronous
machine
Prior art date
Application number
IT000757A
Other languages
English (en)
Inventor
Antonino Fratta
Original Assignee
Fiat Ricerche
Tree S A S Di Grugnetti Roberta
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 Fiat Ricerche, Tree S A S Di Grugnetti Roberta filed Critical Fiat Ricerche
Priority to IT000757A priority Critical patent/ITTO20020757A1/it
Publication of ITTO20020757A0 publication Critical patent/ITTO20020757A0/it
Priority to AU2003277842A priority patent/AU2003277842A1/en
Priority to US10/526,066 priority patent/US7221071B2/en
Priority to EP03769263.9A priority patent/EP1540798B1/en
Priority to PCT/EP2003/009542 priority patent/WO2004021550A2/en
Publication of ITTO20020757A1 publication Critical patent/ITTO20020757A1/it

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]
    • 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
    • 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
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Linear Motors (AREA)
IT000757A 2002-08-29 2002-08-29 Macchina elettrica di tipo sincrono ITTO20020757A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT000757A ITTO20020757A1 (it) 2002-08-29 2002-08-29 Macchina elettrica di tipo sincrono
AU2003277842A AU2003277842A1 (en) 2002-08-29 2003-08-28 A synchronous electrical machine
US10/526,066 US7221071B2 (en) 2002-08-29 2003-08-28 Synchronous electrical machine
EP03769263.9A EP1540798B1 (en) 2002-08-29 2003-08-28 A synchronous electrical machine
PCT/EP2003/009542 WO2004021550A2 (en) 2002-08-29 2003-08-28 A synchronous electrical machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000757A ITTO20020757A1 (it) 2002-08-29 2002-08-29 Macchina elettrica di tipo sincrono

Publications (2)

Publication Number Publication Date
ITTO20020757A0 ITTO20020757A0 (it) 2002-08-29
ITTO20020757A1 true ITTO20020757A1 (it) 2004-02-29

Family

ID=11459592

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000757A ITTO20020757A1 (it) 2002-08-29 2002-08-29 Macchina elettrica di tipo sincrono

Country Status (5)

Country Link
US (1) US7221071B2 (it)
EP (1) EP1540798B1 (it)
AU (1) AU2003277842A1 (it)
IT (1) ITTO20020757A1 (it)
WO (1) WO2004021550A2 (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007068310A (ja) * 2005-08-30 2007-03-15 Aisin Seiki Co Ltd 回転機の積層巻きコア
US7385328B2 (en) 2006-05-23 2008-06-10 Reliance Electric Technologies, Llc Cogging reduction in permanent magnet machines
KR101021120B1 (ko) * 2009-07-14 2011-03-14 한양대학교 산학협력단 고속모터용 회전자
JP5764301B2 (ja) * 2010-04-15 2015-08-19 ミネベア株式会社 ブラシレスｄｃモータ
KR101940755B1 (ko) * 2012-01-16 2019-01-21 삼성전자 주식회사 회전자 및 이를 포함하는 전동기
CN108258870A (zh) * 2016-12-29 2018-07-06 德昌电机(深圳)有限公司 电机及电机磁芯
KR20200086087A (ko) * 2019-01-08 2020-07-16 엘지이노텍 주식회사 모터
EP3863152A1 (en) * 2020-02-07 2021-08-11 Sicor S.p.A. Stator for an electric motor or generator and motor or generator comprising such a stator
US12294246B2 (en) * 2022-05-09 2025-05-06 Hamilton Sundstrand Corporation Aircraft electric motor
US20250260277A1 (en) * 2024-02-09 2025-08-14 Ghsp, Inc. Synchronous reluctance motor having a ferrite assisted reluctance rotor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3343017A (en) * 1966-10-12 1967-09-19 Peerless Electrical Division O Low inertia electric motors
US4112319A (en) * 1976-12-23 1978-09-05 Sigma Instruments, Inc. Synchronous motor with heterogeneously pitched teeth
US4385250A (en) * 1981-01-12 1983-05-24 Compumotor Corporation Synchronous motor having gradual edge effect
KR920000717B1 (ko) * 1984-07-25 1992-01-20 가부시기가이샤 히다찌세이사꾸쇼 영구자석전기
JP3431991B2 (ja) 1994-05-02 2003-07-28 オークマ株式会社 同期電動機
IT1276487B1 (it) * 1995-07-11 1997-10-31 Alfredo Vagati Motore elettrico sincrono a riluttanza con bassa ondulazione di coppia
KR100371159B1 (ko) * 1999-09-22 2003-02-05 엘지전자 주식회사 싱크로너스 리럭턴스 모터의 토오크 리플 저감구조
US20010048264A1 (en) * 2000-02-01 2001-12-06 Pacsci Motion Control, Inc. Brushless DC motor having reduced cogging torque
ITTO20010182A1 (it) * 2001-03-02 2002-09-02 Fiat Ricerche Macchina elettrica di tipo sincrono.
US6744171B1 (en) * 2001-10-09 2004-06-01 Valeo Electrical Systems, Inc. Rotating electric machine with sloped tooth surfaces for cogging torque reduction

Also Published As

Publication number Publication date
WO2004021550A3 (en) 2004-05-21
ITTO20020757A0 (it) 2002-08-29
US20050258700A1 (en) 2005-11-24
WO2004021550A2 (en) 2004-03-11
AU2003277842A8 (en) 2004-03-19
US7221071B2 (en) 2007-05-22
AU2003277842A1 (en) 2004-03-19
EP1540798A2 (en) 2005-06-15
EP1540798B1 (en) 2017-05-10

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