Consistent Velocity–Pressure Coupling for Second-Order L2-Penalty and Direct-Forcing Methods

Autor: Arthur Sarthou, Stéphane Vincent, Jean-Paul Caltagirone

Publikováno v: Fluids, Vol 5, Iss 2, p 92 (2020)

The present work studies the interactions between fictitious-domain methods on structured grids and velocity–pressure coupling for the resolution of the Navier–Stokes equations. The pressure-correction approaches are widely used in this context b

Externí odkaz: https://doaj.org/article/d9f776977cba4b898a8560233fe63096

An Eulerian/Lagrangian method for the numerical simulation of incompressible convection flows interacting with complex obstacles: Application to the natural convection in the Lascaux cave

Autor: Stéphane Vincent, Jean-Paul Caltagirone, Arthur Sarthou, Philippe Malaurent, Delphine Lacanette

Publikováno v: International Journal of Heat and Mass Transfer. 52:2528-2542

An Eulerian/Lagrangian method for the numerical simulation of incompressible convection flows interacting with complex obstacles is developed in this article. This method is successfully validated on natural convection cases, a porous medium and the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5812cb71d5cd496107a7331e65e2bf2d
https://doi.org/10.1016/j.ijheatmasstransfer.2008.12.028

A Lagrangian VOF tensorial penalty method for the DNS of resolved particle-laden flows

Autor: Jorge César Brändle de Motta, Olivier Simonin, Eric Climent, Stéphane Vincent, Arthur Sarthou, Jean-Luc Estivalezes

Publikováno v: Journal of Computational Physics
Journal of Computational Physics, Elsevier, 2014, vol. 256, pp. 582-614. ⟨10.1016/j.jcp.2013.08.023⟩
Journal of Computational Physics, Elsevier, 2013, pp.582-614. ⟨10.1016/j.jcp.2013.08.023⟩

International audience; The direct numerical simulation of particle flows is investigated by a Lagrangian VOF approach and penalty methods of second order convergence in space for incompressible flows interacting with resolved particles on a fixed st

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1af6a3e46206cc8fd19c14a8a9e7cb34
https://hal.archives-ouvertes.fr/hal-01010084

Augmented Lagrangian and penalty methods for the simulation of two-phase flows interacting with moving solids. Application to hydroplaning flows interacting with real tire tread patterns

Autor: Grégoire Pianet, Jean-Paul Caltagirone, Arthur Sarthou, Pierre Février, Stéphane Vincent, Fabien Sonilhac, Christian Mignot

Publikováno v: Journal of Computational Physics
Journal of Computational Physics, Elsevier, 2011, 230 (4), pp.956-983. ⟨10.1016/j.jcp.2010.10.006⟩

The numerical simulation of the interaction between a free surface flow and a moving obstacle is considered for the analysis of hydroplaning flows. A new augmented Lagrangian method, coupled to fictitious domains and penalty methods, is proposed for

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::39b2f4c85193b5a27a484d843a991eac
https://hal.archives-ouvertes.fr/hal-00424018

3D Numerical Simulation of Catalyst Injection into a Dense Fluidized Bed

Autor: Zafer Zeren, Ali Ozel, Arthur Sarthou, Pascal Fede, Hervé Neau, Olivier Simonin, Jean-Louis Chamayou, Imen Ghouila

Publikováno v: 8th International Conference on Multiphase Flow, ICMF 2013
8th International Conference on Multiphase Flow, ICMF 2013, May 2013, Jeju, South Korea
Heriot-Watt University

International audience; In this study, the injection of catalyst particles into a dense gas-solid fluidized bed reactor is investigated using the Euler/Euler approach. Numerical simulations of horizontal catalyst+gas mixture injection through a circu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::f7e06ca0f3f424cb4b1f59e6dfde61c2
https://oatao.univ-toulouse.fr/11037/