Titre :
|
On the RNG theory of turbulence
|
Titre original:
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Sur la théorie RNG de la turbulence
|
Auteurs :
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S. Lam
|
Type de document :
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article/chapitre/communication
|
Année de publication :
|
1992
|
Format :
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1007-1017
|
Langues:
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= Anglais
|
Catégories :
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PHYSIQUE ETAT DE LA MATIERE
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Mots-clés:
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EFFET D'ECHELLE
;
ECOULEMENT TURBULENT
;
VISCOSITE
;
MODELE MATHEMATIQUE
|
Résumé :
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The present paper reviews the RNG theory and recasts it in more conventional terms using a distinctly different viewpoint. A new formulation based on an alternative interpretation of the origin of the random force is presented, showing that the artificially introduced E in the original theory is an adjustable parameter, thus offering a plausible explanation for the remarkable record of quantitative success of the so-called E-expansion procedure.
|
Source :
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Phys. fluids 1., vol Vol.4, n°5
|