Compressible multicomponent flow in porous media with Maxwell‐Stefan diffusion
Sign Up to like & getrecommendations! Published in 2020 at "Mathematical Methods in the Applied Sciences"
DOI: 10.1002/mma.6185
Abstract: We introduce a Darcy‐scale model to describe compressible multicomponent flow in a fully saturated porous medium. In order to capture cross‐diffusive effects between the different species correctly, we make use of the Maxwell–Stefan theory in… read more here.
Keywords: compressible multicomponent; flow porous; maxwell stefan; multicomponent flow ... See more keywords
On bounded approximations of periodicity for computational homogenization of Stokes flow in porous media
Sign Up to like & getrecommendations! Published in 2017 at "International Journal for Numerical Methods in Engineering"
DOI: 10.1002/nme.5281
Abstract: By separation of scales and the homogenization of a flow through porous media, a two-scale problem arises where a Darcy-type flow is present on the macroscale and a Stokes flow on the subscale. In this… read more here.
Keywords: periodicity; flow porous; bounded approximations; homogenization ... See more keywords
Superconvergence of MAC Scheme for a Coupled Free Flow-Porous Media System with Heat Transport on Non-uniform Grids
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Scientific Computing"
DOI: 10.1007/s10915-022-01763-5
Abstract: In this paper, a marker and cell (MAC) scheme is constructed for the free flow-porous media system with heat transport on non-uniform grids, where the Stokes-Darcy equation is employed to describe the free-flow and the… read more here.
Keywords: flow porous; free flow; uniform grids; non uniform ... See more keywords
Chapman–Enskog Analyses on the Gray Lattice Boltzmann Equation Method for Fluid Flow in Porous Media
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Statistical Physics"
DOI: 10.1007/s10955-018-2005-1
Abstract: The gray lattice Boltzmann equation (GLBE) method has recently been used to simulate fluid flow in porous media. It employs a partial bounce-back of populations (through a fractional coefficient θ, which represents the fraction of… read more here.
Keywords: gray lattice; flow porous; fluid flow; boltzmann equation ... See more keywords
A linear domain decomposition method for partially saturated flow in porous media
Sign Up to like & getrecommendations! Published in 2018 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2018.01.029
Abstract: Abstract The Richards equation is a nonlinear parabolic equation that is commonly used for modelling saturated/unsaturated flow in porous media. We assume that the medium occupies a bounded Lipschitz domain partitioned into two disjoint subdomains… read more here.
Keywords: scheme; porous media; flow porous; domain decomposition ... See more keywords
Experimental study of the effect of wettability on the relative permeability for air–water flow through porous media
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Multiphase Flow"
DOI: 10.1016/j.ijmultiphaseflow.2019.103091
Abstract: Abstract A two-phase flow through porous media is studied experimentally. Considering a classical permeameter array, the value of permeability is obtained for cores made of nearly monodispersed spherical glass beads. In particular, we investigate the… read more here.
Keywords: flow porous; water; relative permeability; permeability ... See more keywords
Foam flow in porous media: Concepts, models and challenges
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2018.02.017
Abstract: Abstract This paper aims to elaborate foam concepts and foam flow modeling approaches in porous media. Furthermore, this review summarizes and compares all existing foam models approaches including Mechanistic, Semi-Empirical and Empirical. Finally, it discusses… read more here.
Keywords: models challenges; media concepts; flow porous; concepts models ... See more keywords
The effect of pore structure on non-Darcy flow in porous media using the lattice Boltzmann method
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2018.09.066
Abstract: Abstract Non-Darcy flows associated with high Reynolds numbers often occur in the near-wellbore regions of gas reservoirs or hydraulic fractures and thus should not be ignored. However, investigating non-Darcy flow in these porous rocks through… read more here.
Keywords: darcy flow; flow porous; non darcy; porous media ... See more keywords
Asymptotic models for free boundary flow in porous media
Sign Up to like & getrecommendations! Published in 2019 at "Physica D: Nonlinear Phenomena"
DOI: 10.1016/j.physd.2019.02.013
Abstract: Abstract We provide rigorous asymptotic models for the free boundary Darcy and Forchheimer problem under the assumption of weak nonlinear interaction, in a regime in which the steepness parameter of the interface is considered to… read more here.
Keywords: flow porous; asymptotic models; free boundary; porous media ... See more keywords
Elastic instabilities between two cylinders confined in a channel
Sign Up to like & getrecommendations! Published in 2021 at "Physics of Fluids"
DOI: 10.1063/5.0057497
Abstract: Polymeric flow through porous media is relevant in industrial applications, such as enhanced oil recovery, microbial mining, and groundwater remediation. Biological processes, such as drug delivery and the transport of cells and particles in the… read more here.
Keywords: instabilities two; elastic instabilities; flow porous; rheology ... See more keywords
Realizing the multifunctional metamaterial for fluid flow in a porous medium
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the National Academy of Sciences of the United States of America"
DOI: 10.1073/pnas.2207630119
Abstract: Significance Throughout the past several decades, research on metamaterials has been highly active. Metamaterials are artificial materials with amazing properties such as invisibility, field rotation, and concentration. Typically, these unique functions are achieved by the… read more here.
Keywords: flow porous; flow; porous medium; multifunctional metamaterial ... See more keywords