[PDF] Top 20 Two-phase non-Darcy flow in heterogeneous porous media: A numerical investigation

... 1D flow in a homogeneous porous medium, a validation is performed by comparing numerical results of the saturation front kinetics with a semi-analytical solution inspired ... Voir le document complet

... : two-phase Darcy flow, finite volume scheme, heterogeneous capillary pressure, VAG scheme MSC : 35K65 , 65M08, 65M22, ...the two-phase Darcy flow problem ... Voir le document complet

... consider a hybrid dimensional model of two-phase gas-water Darcy flow in fractured porous ...introduced in [2], [4] for single phase Darcy flows and ... Voir le document complet

... the Darcy normal flux continuity equations combined with the saturation jump condition [16, 11, ...27]. In this work, we will consider the Vertex Approximate Gradient (VAG) discretization developed ... Voir le document complet

... propose a derivation of a macroscopic model for a certain class of inertial two-phase, incompressible, Newtonian fluid flow through homogenous porous ...equations ... Voir le document complet

... investigated in [ 23 ] using a Discontinuous Galerkin (DG) discretization and developed in [ 34 ] based on a Mixed Finite Element (MFE) ...discretization. A space-time domain ... Voir le document complet

... for a long and happy life Abstract. In this work, we consider two-phase multicomponent flow in heterogeneous porous media with chemical ...given ... Voir le document complet

... time in seconds. 5 Conclusion The hybrid dimensional model for two phase flow through fractured porous media with pressure dis- continuities at the mf intersecions presented here ... Voir le document complet

... Abstract In this study, non-Darcy inertial two-phase incompressible and non-stationary flow in heterogeneous porous media is analyzed using ... Voir le document complet

... as flow in the near- wellbore region, in very permeable reservoirs or in packed-bed ...reactors. In these cases, the classical description of two-phase flow ... Voir le document complet

... Influence of an Interface Condition and Exact Linearization in the Newton Iterations for Two-Phase Flow in Heterogeneous Porous Media Jennifer Niessner, Jean Roberts, Rainer Helmig.. To [r] ... Voir le document complet

... employée. A chaque intervalle en temps, on établit d’abord l’existence des solutions du problème ...problème non dégénéré au problème initial. On considère le système non dégénéré paramétré par η ... Voir le document complet

... studied in [17] for linear elliptic problems, and in [14] in the case of nonlinear Leray-Lions-type elliptic and parabolic ...equation in [4]), hybrid mixed mimetic methods [13, 14], some ... Voir le document complet

... multiphase Darcy flows in [8] for compositional models. In [9] it is adapted to the case of discontinuous capillary pressures using a phase pressure for- mulation in order to ... Voir le document complet

... estimateur a posteriori pour guider le raffinement automatique du maillage grossier est ...estimateur a posteriori qui va guider la division des faces ... Voir le document complet

... wetting phase and non-wetting phase pressure and saturation, or capillary pressure [19, ...5]. A good state of the art can be found in the reference ...done in [20, ...analyzed ... Voir le document complet

... for two- phase flow simulation in porous ...follows a diffusion equation) and the saturation unknown (mainly advected by the total volumic ...Finally, numerical results ... Voir le document complet

... In these last relationships, K γβ and K βγ are the two viscous drag tensors obtained from the solution of the boundary value problems also given in Appendix ...Conclusions In this work, we ... Voir le document complet

... these numerical simulations, the velocity field and the mass fraction fields are, respectively, computed by solving the steady-state Navier–Stokes equations (using quadratic Lagrange elements for the velocities ... Voir le document complet

... Introduction Flow and transport in fractured porous media are of paramount importance for many applications such as petroleum exploration and production, geological storage of carbon dioxide, ... Voir le document complet