EP2215702A4 - Surface-mountable permanent magnet element - Google Patents

Surface-mountable permanent magnet element

Info

Publication number
EP2215702A4
EP2215702A4 EP08855424.1A EP08855424A EP2215702A4 EP 2215702 A4 EP2215702 A4 EP 2215702A4 EP 08855424 A EP08855424 A EP 08855424A EP 2215702 A4 EP2215702 A4 EP 2215702A4
Authority
EP
European Patent Office
Prior art keywords
mountable
permanent magnet
magnet element
permanent
mountable permanent
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.)
Withdrawn
Application number
EP08855424.1A
Other languages
German (de)
French (fr)
Other versions
EP2215702A1 (en
Inventor
Pauli Santala
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.)
Neorem Magnets Oy
Original Assignee
Neorem Magnets Oy
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 Neorem Magnets Oy filed Critical Neorem Magnets Oy
Publication of EP2215702A1 publication Critical patent/EP2215702A1/en
Publication of EP2215702A4 publication Critical patent/EP2215702A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0205—Magnetic circuits with PM in general
    • H01F7/0221—Mounting means for PM, supporting, coating, encapsulating PM
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
EP08855424.1A 2007-11-30 2008-11-21 Surface-mountable permanent magnet element Withdrawn EP2215702A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20075865A FI123167B (en) 2007-11-30 2007-11-30 Surface mounted permanent magnet element
PCT/FI2008/050673 WO2009068736A1 (en) 2007-11-30 2008-11-21 Surface-mountable permanent magnet element

Publications (2)

Publication Number Publication Date
EP2215702A1 EP2215702A1 (en) 2010-08-11
EP2215702A4 true EP2215702A4 (en) 2016-10-26

Family

ID=38786794

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08855424.1A Withdrawn EP2215702A4 (en) 2007-11-30 2008-11-21 Surface-mountable permanent magnet element

Country Status (3)

Country Link
EP (1) EP2215702A4 (en)
FI (1) FI123167B (en)
WO (1) WO2009068736A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009054191B4 (en) * 2009-11-20 2020-09-17 Jenoptik Advanced Systems Gmbh Device and method for fastening magnets on a rotor
US8063531B2 (en) 2010-01-11 2011-11-22 Converteam Technology Ltd. Permanent magnet arrangement for an electrical machine
EP2498378B1 (en) * 2010-01-11 2014-01-08 GE Energy Power Conversion Technology Limited Permanent magnet arrangement for an electrical machine
US9071104B2 (en) 2010-03-03 2015-06-30 Siemens Aktiengesellschaft Method of attaching a magnet to a rotor or a stator of an electrical machine
NO331238B1 (en) * 2010-04-13 2011-11-07 Smartmotor As Arrangement and method for protection, mounting and retention of magnetic pole
DK2410633T3 (en) 2010-07-20 2019-09-16 Siemens Gamesa Renewable Energy As Permanent magnetic rotor and method for making such a rotor
US20120280579A1 (en) * 2011-05-06 2012-11-08 Bose Corporation Linear moving magnet motor cogging force ripple reducing
DK2525474T3 (en) * 2011-05-20 2014-12-01 Alstom Renewable Technologies Generator rotor and method of assembly
EP2555383B1 (en) * 2011-08-01 2019-09-25 Siemens Gamesa Renewable Energy A/S Permanent magnet assembly with sliding fixing arrangement and method for fixing a permanent magnet onto a base plate
GB2511574B (en) * 2013-03-08 2017-10-04 Magnomatics Ltd Permanent magnet assembly for mounting to a rotor
DK178643B1 (en) * 2015-03-16 2016-10-10 Your Global Solution Aps A magnet protector, a method for adapting a magnet protector and use thereof
JP2019030063A (en) * 2017-07-26 2019-02-21 Tdk株式会社 Magnet structure and motor
DE102017216094A1 (en) * 2017-09-12 2019-03-14 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Rotor of an electric motor and electric motor
EP3567701B1 (en) * 2018-05-09 2023-02-01 Siemens Gamesa Renewable Energy A/S Magnet module for a permanent magnet machine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53157812U (en) * 1977-05-18 1978-12-11
EP0410048A2 (en) * 1989-07-28 1991-01-30 LAFERT-SELCA S.r.l. Method for fixing permanent magnets on rotors of brushless motors and relevant product
JP2004023864A (en) * 2002-06-14 2004-01-22 Meidensha Corp Rotor of permanent magnet rotary electric machine
DE10331958A1 (en) * 2003-02-26 2004-09-09 Robert Bosch Gmbh Electric machine, e.g. electronically commutated DC motor, has permanent magnet elastically mounted on rotor by holding members
EP1860755A2 (en) * 2006-05-27 2007-11-28 Converteam Ltd Magnet retaining arrangement

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60200753A (en) * 1984-03-22 1985-10-11 Fanuc Ltd Permanent magnet field rotor
US4792712A (en) * 1984-12-03 1988-12-20 General Electric Company Rotor having magnets with enclosing shells
DE19911261C2 (en) * 1999-03-13 2002-05-02 Siemens Ag Permanent magnet rotor for an electric motor
JP2004153980A (en) * 2002-11-01 2004-05-27 Kokusan Denki Co Ltd Flywheel magnet rotor
JP2004194480A (en) * 2002-12-13 2004-07-08 Kokusan Denki Co Ltd Flywheel magnet rotor
FI119264B (en) * 2006-04-07 2008-09-15 Neorem Magnets Oy Pole element for a permanent magnet

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53157812U (en) * 1977-05-18 1978-12-11
EP0410048A2 (en) * 1989-07-28 1991-01-30 LAFERT-SELCA S.r.l. Method for fixing permanent magnets on rotors of brushless motors and relevant product
JP2004023864A (en) * 2002-06-14 2004-01-22 Meidensha Corp Rotor of permanent magnet rotary electric machine
DE10331958A1 (en) * 2003-02-26 2004-09-09 Robert Bosch Gmbh Electric machine, e.g. electronically commutated DC motor, has permanent magnet elastically mounted on rotor by holding members
EP1860755A2 (en) * 2006-05-27 2007-11-28 Converteam Ltd Magnet retaining arrangement

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009068736A1 *

Also Published As

Publication number Publication date
EP2215702A1 (en) 2010-08-11
WO2009068736A1 (en) 2009-06-04
FI123167B (en) 2012-11-30
FI20075865L (en) 2009-05-31
FI20075865A0 (en) 2007-11-30

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Legal Events

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