FR3069728B1 - INJECTED CAGE ROTOR - Google Patents

INJECTED CAGE ROTOR Download PDF

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Publication number
FR3069728B1
FR3069728B1 FR1757301A FR1757301A FR3069728B1 FR 3069728 B1 FR3069728 B1 FR 3069728B1 FR 1757301 A FR1757301 A FR 1757301A FR 1757301 A FR1757301 A FR 1757301A FR 3069728 B1 FR3069728 B1 FR 3069728B1
Authority
FR
France
Prior art keywords
injected
cage rotor
bars
notches
bundle
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
FR1757301A
Other languages
French (fr)
Other versions
FR3069728A1 (en
Inventor
Sebastien Porcher
Thierry Visse
Nicolas Nay
Dany Prieto
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.)
Moteurs Leroy Somer SA
Original Assignee
Moteurs Leroy Somer 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 Moteurs Leroy Somer SA filed Critical Moteurs Leroy Somer SA
Priority to FR1757301A priority Critical patent/FR3069728B1/en
Publication of FR3069728A1 publication Critical patent/FR3069728A1/en
Application granted granted Critical
Publication of FR3069728B1 publication Critical patent/FR3069728B1/en
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
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/0012—Manufacturing cage rotors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K17/00—Asynchronous induction motors; Asynchronous induction generators
    • H02K17/02—Asynchronous induction motors
    • H02K17/16—Asynchronous induction motors having rotors with internally short-circuited windings, e.g. cage rotors
    • H02K17/18—Asynchronous induction motors having rotors with internally short-circuited windings, e.g. cage rotors having double-cage or multiple-cage rotors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K17/00—Asynchronous induction motors; Asynchronous induction generators
    • H02K17/02—Asynchronous induction motors
    • H02K17/16—Asynchronous induction motors having rotors with internally short-circuited windings, e.g. cage rotors
    • H02K17/20—Asynchronous induction motors having rotors with internally short-circuited windings, e.g. cage rotors having deep-bar rotors

Abstract

Rotor de machine électrique tournante, comportant : - un paquet de tôles magnétiques, les tôles magnétiques comportant des ajours formant des encoches (4) au sein du paquet, - des barres (10) d'un premier matériau électriquement conducteur insérées dans au moins une partie des encoches (4), au moins une partie de ces barres (10) étant creuses, - un deuxième matériau (20) électriquement conducteur, injecté dans les encoches (4) au moins à l'intérieur des barres (10).Rotor of a rotating electrical machine, comprising: - a bundle of magnetic sheets, the magnetic sheets comprising openings forming notches (4) within the bundle, - bars (10) of a first electrically conductive material inserted into at least one part of the notches (4), at least part of these bars (10) being hollow, - a second electrically conductive material (20), injected into the notches (4) at least inside the bars (10).

FR1757301A 2017-07-31 2017-07-31 INJECTED CAGE ROTOR Active FR3069728B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1757301A FR3069728B1 (en) 2017-07-31 2017-07-31 INJECTED CAGE ROTOR

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1757301 2017-07-31
FR1757301A FR3069728B1 (en) 2017-07-31 2017-07-31 INJECTED CAGE ROTOR

Publications (2)

Publication Number Publication Date
FR3069728A1 FR3069728A1 (en) 2019-02-01
FR3069728B1 true FR3069728B1 (en) 2020-10-02

Family

ID=61132465

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1757301A Active FR3069728B1 (en) 2017-07-31 2017-07-31 INJECTED CAGE ROTOR

Country Status (1)

Country Link
FR (1) FR3069728B1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005030797A1 (en) * 2005-06-29 2007-01-04 Siemens Ag Squirrel cage of an induction machine
KR20090124038A (en) * 2008-05-29 2009-12-03 (주)시대전기 Rotor of squirrel cage induction motor
DE102009051488A1 (en) * 2009-10-30 2011-05-05 Siemens Aktiengesellschaft Cage rotor for asynchronous machine, has rotor lamination stack comprising electrical sheet, and groove inserts lying at groove edge of grooves and reducing groove cross section surface to another groove cross section surface
US8274190B2 (en) * 2010-05-28 2012-09-25 General Electric Company Electric machine rotor bar and method of making same
US9973067B2 (en) * 2014-04-04 2018-05-15 GM Global Technology Operations LLC Rotor casting
EP3082227A1 (en) * 2015-04-14 2016-10-19 Siemens Aktiengesellschaft Rotor of an asynchronous machine

Also Published As

Publication number Publication date
FR3069728A1 (en) 2019-02-01

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