Formation of power-law scalings of spectra ...
Document type :
Compte-rendu et recension critique d'ouvrage
Title :
Formation of power-law scalings of spectra and multiscale coherent structures in the near-field of grid-generated turbulence
Author(s) :
Yasuda, Tatsuya [Auteur]
Department of Aeronautics
Goto, Susumu [Auteur]
Department of Material and Life Science, Graduate School of Engineering, Osaka University
Vassilicos, John Christos [Auteur]
Laboratoire de Mécanique des Fluides de Lille - Kampé de Fériet [LMFL]
Department of Aeronautics
Department of Aeronautics
Goto, Susumu [Auteur]
Department of Material and Life Science, Graduate School of Engineering, Osaka University
Vassilicos, John Christos [Auteur]
Laboratoire de Mécanique des Fluides de Lille - Kampé de Fériet [LMFL]
Department of Aeronautics
Journal title :
Physical Review Fluids
Publisher :
American Physical Society
Publication date :
2020-01
ISSN :
2469-990X
HAL domain(s) :
Physique [physics]
Sciences de l'ingénieur [physics]
Sciences de l'ingénieur [physics]/Milieux fluides et réactifs
Sciences de l'ingénieur [physics]
Sciences de l'ingénieur [physics]/Milieux fluides et réactifs
English abstract : [en]
We investigate the streamwise evolutions of energy and pressure spectra along the shear-layer region of very near-field grid-generated turbulence. The energy and pressure spectra evolve significantly in this near field. ...
Show more >We investigate the streamwise evolutions of energy and pressure spectra along the shear-layer region of very near-field grid-generated turbulence. The energy and pressure spectra evolve significantly in this near field. The shear-layer and vortex-shedding frequencies appear immediately in different spectra but the shear-layer's spectral signature is very soon replaced by a broad power-lawShow less >
Show more >We investigate the streamwise evolutions of energy and pressure spectra along the shear-layer region of very near-field grid-generated turbulence. The energy and pressure spectra evolve significantly in this near field. The shear-layer and vortex-shedding frequencies appear immediately in different spectra but the shear-layer's spectral signature is very soon replaced by a broad power-lawShow less >
Language :
Anglais
Popular science :
Non
Source :
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