Improvement of the Viscous Penalty Method for Particle-Resolved Simulations
CHADIL, Mohamed-Amine
Institut de Mécanique et d'Ingénierie de Bordeaux [I2M]
Institut de mécanique des fluides de Toulouse [IMFT]
Institut de Mécanique et d'Ingénierie de Bordeaux [I2M]
Institut de mécanique des fluides de Toulouse [IMFT]
CHADIL, Mohamed-Amine
Institut de Mécanique et d'Ingénierie de Bordeaux [I2M]
Institut de mécanique des fluides de Toulouse [IMFT]
< Réduire
Institut de Mécanique et d'Ingénierie de Bordeaux [I2M]
Institut de mécanique des fluides de Toulouse [IMFT]
Langue
en
Article de revue
Ce document a été publié dans
Open Journal of fluid Dynamics. 2019-06-26, vol. 09, n° 02, p. 168-192
Scientific Research
Résumé en anglais
A numerical study of the parameters controlling the viscous penalty method is investigated to better set up Particle-Resolved Direct Numerical Simulations (PR-DNS) of particulate flows. Based on this analysis, improvements ...Lire la suite >
A numerical study of the parameters controlling the viscous penalty method is investigated to better set up Particle-Resolved Direct Numerical Simulations (PR-DNS) of particulate flows. Based on this analysis, improvements of the methods are proposed in order to reach an almost second order convergence in space. The viscous penalty method is validated in Stokes regime by simulating a uniform flow past a fixed isolated cylinder. Moreover, it is also utilized in moderate Reynolds number regime for a uniform flow past a square configuration of cylinder and compared in terms of friction factor to the well-known Ergun correlation.< Réduire
Mots clés en anglais
One-Fluid Model
Staggered Grids
Particle-Resolved DNS
Viscous Penalty Method
Finite Volumes
Origine
Importé de halUnités de recherche