BR112012024767A2 - rotor de uma máquina elétrica com magnetos permanentes embutidos e máquina elétrica - Google Patents

rotor de uma máquina elétrica com magnetos permanentes embutidos e máquina elétrica

Info

Publication number
BR112012024767A2
BR112012024767A2 BR112012024767A BR112012024767A BR112012024767A2 BR 112012024767 A2 BR112012024767 A2 BR 112012024767A2 BR 112012024767 A BR112012024767 A BR 112012024767A BR 112012024767 A BR112012024767 A BR 112012024767A BR 112012024767 A2 BR112012024767 A2 BR 112012024767A2
Authority
BR
Brazil
Prior art keywords
permanent magnets
rotor
electric machine
magnetic body
magnetic
Prior art date
Application number
BR112012024767A
Other languages
English (en)
Other versions
BR112012024767B1 (pt
Inventor
Cirani Maddalena
Eriksson Sture
Original Assignee
Volvo Technology 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
Application filed by Volvo Technology Corp filed Critical Volvo Technology Corp
Publication of BR112012024767A2 publication Critical patent/BR112012024767A2/pt
Publication of BR112012024767B1 publication Critical patent/BR112012024767B1/pt

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
    • H02K1/04—Details of the magnetic circuit characterised by the material used for insulating the magnetic circuit or parts thereof
    • 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
    • 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
    • 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
    • H02K21/24—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)

Abstract

rotor de uma máquina elétrica com magnetos permanentes embutidos e máquina elétrica. a presente invenção se refere a um rotor (40,240) para uma máquina elétrica (10) excitada por pólos magnéticos formados por um mais magnetos permanentes embutidos (50,52), compreendendo um corpo magnético (140) e o um ou mais magnetos permanentes (50,52) associados com o corpo magnético (140) definindo primeiros pólos magnéticos (n) e segundo pólos magnéticos (s) de polaridade magnética alternada ao longo de uma direção de rotor, em que para pelo menos um dos um ou mais magnetos permanentes embutidos (50,52) um segmento de rotor (44) é disposto entre o um ou mais magnetos permanentes embutidos (50,52) e uma primeira superfície (40a) do corpo magnético (140). em concordância com a presente invenção, pelo menos um elemento retentor (60,70) conecta o segmento de rotor (44) para uma porção do corpo magnético (140), em que o segmento de rotor (44) e/ou pelo menos um dos magnetos permanetes embutidos (50,52) é travado por pelo menos um elemento retentor (60,70) e fixado em uma posição radial ou axial no corpo magnético (140), e de que uma área magneticamente não condutiva (60a, 70a) é atribuída embutidos (50,52), em que a área magneticamente não condutiva (60a, 70a) é incluída no pelo menos um elemento retentor (60,70).
BR112012024767-0A 2010-03-30 2010-03-30 Rotor de uma máquina elétrica com magnetos permanentes embutidos e máquina elétrica BR112012024767B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2010/000080 WO2011122996A1 (en) 2010-03-30 2010-03-30 Rotor of an electric machine with embedded permanent magnets and electric machine

Publications (2)

Publication Number Publication Date
BR112012024767A2 true BR112012024767A2 (pt) 2016-06-07
BR112012024767B1 BR112012024767B1 (pt) 2020-06-16

Family

ID=44712457

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012024767-0A BR112012024767B1 (pt) 2010-03-30 2010-03-30 Rotor de uma máquina elétrica com magnetos permanentes embutidos e máquina elétrica

Country Status (7)

Country Link
US (1) US8896175B2 (pt)
EP (1) EP2553792B1 (pt)
JP (1) JP5662557B2 (pt)
KR (1) KR101736396B1 (pt)
CN (1) CN102939699B (pt)
BR (1) BR112012024767B1 (pt)
WO (1) WO2011122996A1 (pt)

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DE102019117686A1 (de) * 2019-07-01 2021-01-07 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Rotoreinrichtung für eine elektrische Maschine, insbesondere für einen Fahrzeugantrieb für ein Elektrofahrzeug
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Also Published As

Publication number Publication date
EP2553792B1 (en) 2022-10-19
JP2013524757A (ja) 2013-06-17
KR101736396B1 (ko) 2017-05-16
CN102939699A (zh) 2013-02-20
EP2553792A1 (en) 2013-02-06
BR112012024767B1 (pt) 2020-06-16
US20130026872A1 (en) 2013-01-31
US8896175B2 (en) 2014-11-25
CN102939699B (zh) 2016-05-18
JP5662557B2 (ja) 2015-01-28
WO2011122996A1 (en) 2011-10-06
KR20130006493A (ko) 2013-01-16
EP2553792A4 (en) 2017-11-01

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: VOLVO TRUCK CORPORATION (SE)

B06T Formal requirements before examination [chapter 6.20 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 16/06/2020, OBSERVADAS AS CONDICOES LEGAIS.