Generalized finite difference method-based numerical modeling of oil–water two-phase flow in anisotropic porous media

W Zhan, H Zhao, X Rao, Y Liu - Physics of Fluids, 2023 - pubs.aip.org
This paper applies generalized finite difference method (GFDM) to a compressible two-
phase flow in anisotropic porous media with the aim of further extending the wider …

[HTML][HTML] A Deep Learning algorithm to accelerate Algebraic Multigrid methods in Finite Element solvers of 3D elliptic PDEs

M Caldana, PF Antonietti - Computers & Mathematics with Applications, 2024 - Elsevier
Algebraic multigrid (AMG) methods are among the most efficient solvers for linear systems of
equations and they are widely used for the solution of problems stemming from the …

Modified Picard with multigrid method for two‐phase flow problems in rigid porous media

ML de Oliveira, MAV Pinto, C Rodrigo… - … Journal for Numerical …, 2024 - Wiley Online Library
Two‐phase flow problems in porous media can be found in several areas, such as
Geomechanics, Hydrogeology, Engineering and Biomedicine, for example. Typically, these …

Fast solvers for robust discretizations in computational fluid dynamics

P Matalon - 2021 - theses.hal.science
We consider a second-order, elliptic partial differential equation (PDE) discretized by the
Hybrid High-Order (HHO) method. HHO is a polyhedral method that handles arbitrary …

A Vanka‐based parameter‐robust multigrid relaxation for the Stokes–Darcy Brinkman problems

Y He - Numerical Linear Algebra with Applications, 2023 - Wiley Online Library
We consider a block‐structured multigrid method based on Braess–Sarazin relaxation for
solving the Stokes–Darcy Brinkman equations discretized by the marker and cell scheme. In …

[PDF][PDF] MEMORIA DE ACTIVIDADES 2019 MEMORIA DE ACTIVIDADES 2019

YA DE MATEMATICAS - iuma.unizar.es
En 2017 el IUMA ha contado con 77 profesores permanentes, pertenecientes a 11 Grupos
de investigación reconocidos por el Gobierno de Aragón, 11 miembros no permanentes, y 8 …

Efficient Solvers for Nonstandard Models for Flow and Transport in Unsaturated Porous Media

D Illiano, JW Both, IS Pop, FA Radu - arXiv preprint arXiv:2012.14773, 2020 - arxiv.org
We study several iterative methods for fully coupled flow and reactive transport in porous
media. The resulting mathematical model is a coupled, nonlinear evolution system. The flow …

[PDF][PDF] Fast solvers for robust discretizations in computational fluid dynamics

EM et Modélisation - cerfacs.fr
Fast solvers for robust discretizations in computational fluid dynamics Page 1 HAL Id: tel-03401691
https://tel.archives-ouvertes.fr/tel-03401691v2 Submitted on 10 Dec 2021 HAL is a multi-disciplinary …