[Minimal basis for the pressure-strain correlations]
The pressure-strain correlation tensor can be specified by means of five scalar functions in a reduced basis. In this basis, realisability and geostrophic constraints can be easily obtained, and the resulting realisable model is consistent with rapid distorsion theory.
La réduction de la modélisation classique du tenseur des corrélations pression-déformation à la détermination de cinq scalaires dans une base réduite est étudiée. Grâce à cette base réduite, les contraintes de réalisabilité et de géostrophie sont facilement obtenues et un modèle réalisable, consistant avec la théorie de distorsion rapide, est obtenu.
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Keywords: fluid mechanics, turbulence, realisability, pressure-strain, geostrophy
Jean Piquet 1
@article{CRMECA_2002__330_3_167_0, author = {Jean Piquet}, title = {Base minimale pour les corr\'elations pression-d\'eformation}, journal = {Comptes Rendus. M\'ecanique}, pages = {167--173}, publisher = {Elsevier}, volume = {330}, number = {3}, year = {2002}, doi = {10.1016/S1631-0721(02)01439-0}, language = {fr}, }
Jean Piquet. Base minimale pour les corrélations pression-déformation. Comptes Rendus. Mécanique, Volume 330 (2002) no. 3, pp. 167-173. doi : 10.1016/S1631-0721(02)01439-0. https://comptes-rendus.academie-sciences.fr/mecanique/articles/10.1016/S1631-0721(02)01439-0/
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