Asymptotic modeling of transport phenomena at the interface between a fluid and a porous layer: Jump conditions

P Angot, B Goyeau, JA Ochoa-Tapia - Physical Review E, 2017 - APS
We develop asymptotic modeling for two-or three-dimensional viscous fluid flow and
convective transfer at the interface between a fluid and a porous layer. The asymptotic …

Improvement of remeshed Lagrangian methods for the simulation of dissolution processes at pore-scale

JM Etancelin, P Moonen, P Poncet - Advances in Water Resources, 2020 - Elsevier
This article shows how to consistently and accurately manage the Lagrangian formulation of
chemical reaction equations coupled with the superficial velocity formalism introduced in the …

A remeshed vortex method for mixed rigid/soft body fluid–structure interaction

Y Bhosale, T Parthasarathy, M Gazzola - Journal of Computational Physics, 2021 - Elsevier
We outline a 2D algorithm for solving incompressible flow–structure interaction problems for
mixed rigid/soft body representations, within a consistent framework based on the remeshed …

Well-posed Stokes/Brinkman and Stokes/Darcy coupling revisited with new jump interface conditions

P Angot - ESAIM: Mathematical Modelling and Numerical …, 2018 - numdam.org
The global well-posedness in time is proved, with no restriction on the size of the data, for
the Stokes/Brinkman and Stokes/Darcy coupled flow problems with new jump interface …

A nonlinear asymptotic model for the inertial flow at a fluid-porous interface

P Angot, B Goyeau, JA Ochoa-Tapia - Advances in Water Resources, 2021 - Elsevier
An original nonlinear multi-dimensional model for the inertial fluid flow through a fluid-
porous interface is derived by asymptotic theory for arbitrary flow directions. The interfacial …

A velocity-vorticity method for highly viscous 3d flows with application to digital rock physics

L Hume, P Poncet - Journal of Computational Physics, 2021 - Elsevier
In this article, we present a numerical iterative method for the solution of internal viscous and
incompressible flows in real porous three-dimensional bodies at their pore scale. We use …

Penalization model for Navier–Stokes–Darcy equations with application to porosity-oriented topology optimization

A Bastide, PH Cocquet… - Mathematical Models and …, 2018 - World Scientific
Topology optimization for fluid flow aims at finding the location of a porous medium
minimizing a cost functional under constraints given by the Navier–Stokes equations. The …

Slightly deformable Darcy drop in linear flows

YN Young, Y Mori, MJ Miksis - Physical Review Fluids, 2019 - APS
A two-phase flow model is developed to study the small deformation of a poroelastic drop
under linear flows. Inside the drop a deformable porous network characterized by an elastic …

An augmented iim & preconditioning technique for jump embedded boundary conditions

P Angot, Z Li - International journal of numerical analysis and …, 2017 - hal.science
A second-order accurate augmented method is proposed and analyzed in this paper for a
general elliptic PDE with a general boundary condition using the jump embedded boundary …

Solvability of the variable-viscosity fluid-porous flows coupled with an optimal stress jump interface condition

P Angot - 2021 - hal.science
In this study, we prove the well-posedness of both the variable-viscosity Stokes/Darcy-
Brinkman and Stokes/Darcy coupled problems governing the viscous flow in fluid-porous …