FR3083027B1 - INSULATING PAPER FOR VARNISH IMPREGNATED NOTCHES - Google Patents

INSULATING PAPER FOR VARNISH IMPREGNATED NOTCHES Download PDF

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Publication number
FR3083027B1
FR3083027B1 FR1855477A FR1855477A FR3083027B1 FR 3083027 B1 FR3083027 B1 FR 3083027B1 FR 1855477 A FR1855477 A FR 1855477A FR 1855477 A FR1855477 A FR 1855477A FR 3083027 B1 FR3083027 B1 FR 3083027B1
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FR
France
Prior art keywords
axial length
internal
internal portion
insulating
paper
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
FR1855477A
Other languages
French (fr)
Other versions
FR3083027A1 (en
Inventor
Eric Vernay
Jean Sebastien Metral
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.)
Valeo Equipements Electriques Moteur SAS
Original Assignee
Valeo Equipements Electriques Moteur SAS
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.)
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Publication date
Application filed by Valeo Equipements Electriques Moteur SAS filed Critical Valeo Equipements Electriques Moteur SAS
Priority to FR1855477A priority Critical patent/FR3083027B1/en
Publication of FR3083027A1 publication Critical patent/FR3083027A1/en
Application granted granted Critical
Publication of FR3083027B1 publication Critical patent/FR3083027B1/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
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/32—Windings characterised by the shape, form or construction of the insulation
    • H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
    • H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
    • 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
    • H02K15/12—Impregnating, heating or drying of windings, stators, rotors or machines
    • 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)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)

Abstract

Papier isolant 4 pour isoler des conducteurs dans une encoche comprenant : -une portion interne 41, -deux portions externes 42, -une longueur axiale totale suivant une direction d'un axe longitudinal X du papier 4, égale à la somme d'une longueur axiale interne de la portion interne 41 et de deux longueurs axiales externes des deux portions externes, la longueur axiale interne étant égale à au moins quatre-vingts pourcent de la longueur axiale totale du papier 4, dans lequel la portion interne 41 comprend une zone centrale 410 dont le milieu axial est le milieu de la portion interne, la zone centrale 410 ayant - une longueur axiale centrale égale à au moins à 50% de la longueur axiale interne, - des trous de transfert 43 situés sur toutes la longueur axiale centrale, chaque trou de transfert ayant une surface d'au moins 0.02mm2, et en ce que chacune des portions externes 42 comprennent chacune au moins une zone isolante 421 sur une longueur axiale d'au moins 2 mm dépourvue de trous ayant une surface supérieure à 0.01 mm2, chacune des zones isolantes 421 s'étendant à partir d'une extrémité de la portion interne 41.Insulating paper 4 for insulating conductors in a slot comprising: -an internal portion 41, -two external portions 42, -a total axial length along a direction of a longitudinal axis X of the paper 4, equal to the sum of a length internal axial length of the internal portion 41 and two external axial lengths of the two external portions, the internal axial length being equal to at least eighty percent of the total axial length of the paper 4, in which the internal portion 41 comprises a central zone 410 whose axial middle is the middle of the internal portion, the central zone 410 having - a central axial length equal to at least 50% of the internal axial length, - transfer holes 43 located over all the central axial length, each transfer hole having a surface area of at least 0.02 mm2, and in that each of the external portions 42 each comprise at least one insulating zone 421 over an axial length of at least 2 mm devoid of tr or having a surface greater than 0.01 mm2, each of the insulating zones 421 extending from one end of the internal portion 41.

FR1855477A 2018-06-21 2018-06-21 INSULATING PAPER FOR VARNISH IMPREGNATED NOTCHES Active FR3083027B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1855477A FR3083027B1 (en) 2018-06-21 2018-06-21 INSULATING PAPER FOR VARNISH IMPREGNATED NOTCHES

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1855477A FR3083027B1 (en) 2018-06-21 2018-06-21 INSULATING PAPER FOR VARNISH IMPREGNATED NOTCHES
FR1855477 2018-06-21

Publications (2)

Publication Number Publication Date
FR3083027A1 FR3083027A1 (en) 2019-12-27
FR3083027B1 true FR3083027B1 (en) 2022-02-25

Family

ID=63722534

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1855477A Active FR3083027B1 (en) 2018-06-21 2018-06-21 INSULATING PAPER FOR VARNISH IMPREGNATED NOTCHES

Country Status (1)

Country Link
FR (1) FR3083027B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4044405A1 (en) * 2021-02-15 2022-08-17 MAHLE International GmbH Stator for an electric machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2512599B1 (en) * 1981-09-09 1987-04-17 Paris & Du Rhone NOTCH ISOLATION DEVICE FOR ELECTRIC ROTATING MACHINE, AND MANUFACTURING METHOD THEREOF
US4788761A (en) * 1987-06-26 1988-12-06 General Electric Company Method of assembling a core and method of assembling a slot liner
JP2000014067A (en) * 1998-06-16 2000-01-14 Nissan Motor Co Ltd Coil structure and its manufacture
JP5682603B2 (en) * 2012-08-10 2015-03-11 株式会社デンソー Rotating electrical machine stator for vehicles

Also Published As

Publication number Publication date
FR3083027A1 (en) 2019-12-27

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