A review of domain decomposition methods for simulation of fluid flows: concepts, algorithms, and applications

HS Tang, RD Haynes, G Houzeaux - Archives of Computational Methods …, 2021 - Springer
Abstract Domain decomposition (DD) is a powerful approach to numerically solve partial
differential equations, and it has become popular and indispensable in simulations of fluid …

Permeability characteristics of porous rock with conduits under Stokes–Brinkman–Darcy coupling model

S Zhang, F Ye, WX Fu - International Journal of Geomechanics, 2021 - ascelibrary.org
Conduits, the main channels within a rock mass, can significantly affect the permeability
characteristics of rock masses. This paper presents a Stokes–Brinkman–Darcy coupling …

Numerical simulation for Brinkman system with varied permeability tensor

L El Ouadefli, A El Akkad, O El Moutea, H Moustabchir… - Mathematics, 2022 - mdpi.com
The aim of this paper is to study a stationary Brinkman problem in an anisotropic porous
medium by using a mini-element method with a general boundary condition. One of the …

Matrix-Free High-Performance Saddle-Point Solvers for High-Order Problems in

W Pazner, T Kolev, PS Vassilevski - SIAM Journal on Scientific Computing, 2024 - SIAM
This work describes the development of matrix-free GPU-accelerated solvers for high-order
finite element problems in. The solvers are applicable to grad-div and Darcy problems in …

Geometric multigrid technique for solving heat convection-diffusion and phase change problems

NO Moraga, MA Marambio, RC Cabrales - … Communications in Heat and …, 2017 - Elsevier
Natural heat convection, mixed heat convection and heat transfer by conduction and
convection with solidification of a ternary alloy are described by the finite volume method …

Robust BDDC algorithms for the Brinkman problem with HDG discretizations

J Zhang, X Tu - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
The balancing domain decomposition by constraints methods (BDDC) have been applied to
solve the saddle point problem arising from a hybridizable discontinuous Galerkin (HDG) …

Hydrodynamic driven dissolution in porous media with embedded cavities

M Rasoulzadeh, MMH Al Hubail, H Deng… - Physics of Fluids, 2020 - pubs.aip.org
Hydrodynamics characterization and analysis is an essential part in studying mineral
dissolution in porous media with complex heterogeneous pore structures including …

Fast tensor product Schwarz smoothers for high-order discontinuous Galerkin methods

J Witte, D Arndt, G Kanschat - Computational Methods in Applied …, 2021 - degruyter.com
We discuss the efficient implementation of powerful domain decomposition smoothers for
multigrid methods for high-order discontinuous Galerkin (DG) finite element methods. In …

A geometric multigrid method for isogeometric compatible discretizations of the generalized Stokes and Oseen problems

C Coley, J Benzaken, JA Evans - Numerical Linear Algebra with …, 2018 - Wiley Online Library
In this paper, we present a geometric multigrid methodology for the solution of matrix
systems associated with isogeometric compatible discretizations of the generalized Stokes …

A new DG method for a pure--stress formulation of the Brinkman problem with strong symmetry

S Meddahi, R Ruiz-Baier - arXiv preprint arXiv:2204.03445, 2022 - arxiv.org
A strongly symmetric stress approximation is proposed for the Brinkman equations with
mixed boundary conditions. The resulting formulation solves for the Cauchy stress using a …