FR3084786B1 - Machine electrique a aimants permanents pour turbomachine - Google Patents

Machine electrique a aimants permanents pour turbomachine Download PDF

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Publication number
FR3084786B1
FR3084786B1 FR1857248A FR1857248A FR3084786B1 FR 3084786 B1 FR3084786 B1 FR 3084786B1 FR 1857248 A FR1857248 A FR 1857248A FR 1857248 A FR1857248 A FR 1857248A FR 3084786 B1 FR3084786 B1 FR 3084786B1
Authority
FR
France
Prior art keywords
turbomachine
electric machine
permanent magnets
rotor
magnets
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.)
Active
Application number
FR1857248A
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English (en)
Other versions
FR3084786A1 (fr
Inventor
Anthony Gimeno
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.)
Safran SA
Original Assignee
Safran SA
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 Safran SA filed Critical Safran SA
Priority to FR1857248A priority Critical patent/FR3084786B1/fr
Publication of FR3084786A1 publication Critical patent/FR3084786A1/fr
Application granted granted Critical
Publication of FR3084786B1 publication Critical patent/FR3084786B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • 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
    • H01F7/021—Construction of PM
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)

Abstract

L'invention concerne une machine électrique à aimants permanents pour turbomachine comprenant : - un rotor mobile en rotation selon un premier axe (X) sur lequel au moins deux aimants (24) sont montés ; - un stator, s'étendant autour du rotor selon le premier axe (X), sur lequel un bobinage est monté ; caractérisée en ce que lesdits aimants (24), agencés entre le rotor et le stator (4), comprennent chacun au moins une surface (20) en vis-à-vis radial avec au moins une partie dudit bobinage, ladite surface (20) comprenant au moins une rainure (26).
FR1857248A 2018-08-02 2018-08-02 Machine electrique a aimants permanents pour turbomachine Active FR3084786B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1857248A FR3084786B1 (fr) 2018-08-02 2018-08-02 Machine electrique a aimants permanents pour turbomachine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1857248A FR3084786B1 (fr) 2018-08-02 2018-08-02 Machine electrique a aimants permanents pour turbomachine

Publications (2)

Publication Number Publication Date
FR3084786A1 FR3084786A1 (fr) 2020-02-07
FR3084786B1 true FR3084786B1 (fr) 2020-12-04

Family

ID=64049384

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1857248A Active FR3084786B1 (fr) 2018-08-02 2018-08-02 Machine electrique a aimants permanents pour turbomachine

Country Status (1)

Country Link
FR (1) FR3084786B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0993895A (ja) * 1995-09-26 1997-04-04 Toshiba Corp ブラシレスモータ
JP2011259630A (ja) * 2010-06-10 2011-12-22 Seiko Epson Corp 電気機械装置
DE102013211858A1 (de) * 2013-06-21 2014-12-24 Robert Bosch Gmbh Oberflächen- Magnete und vergrabene Magnete für einen Rotor oder Stator einer elektrischen Maschine, der eine Haltegeometrie aufweist

Also Published As

Publication number Publication date
FR3084786A1 (fr) 2020-02-07

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