[PDF][PDF] Variational multiscale methods in computational fluid dynamics

R Codina, S Badia, J Baiges, J Principe - … of computational mechanics, 2018 - deca.upc.edu
This article describes the Variational Multiscale Method (VMS) applied to flow problems. The
main idea of the formulation in the case of stationary linear problems is explained with some …

Robust numerical methods for singularly perturbed differential equations: a survey covering 2008–2012

HG Roos - International Scholarly Research Notices, 2012 - Wiley Online Library
We present new results in the numerical analysis of singularly perturbed convection‐
diffusion‐reaction problems that have appeared in the last five years. Mainly discussing …

Dynamic term-by-term stabilized finite element formulation using orthogonal subgrid-scales for the incompressible Navier–Stokes problem

E Castillo, R Codina - Computer Methods in Applied Mechanics and …, 2019 - Elsevier
In this paper, we propose and analyze the stability and the dissipative structure of a new
dynamic term-by-term stabilized finite element formulation for the Navier–Stokes problem …

Convergence analysis of novel discontinuous Galerkin methods for a convection dominated problem

SB Boyana, T Lewis, S Liu, Y Zhang - Computers & Mathematics with …, 2024 - Elsevier
In this paper, we propose and analyze a numerically stable and convergent scheme for a
convection-diffusion-reaction equation in the convection-dominated regime. Discontinuous …

Projection-based reduced order models for flow problems: A variational multiscale approach

R Reyes, R Codina - Computer Methods in Applied Mechanics and …, 2020 - Elsevier
In this paper we present a Variational Multi-Scale stabilized formulation for a general
projection-based Reduced Order Model. In the stabilized formulation we address techniques …

A nodally bound-preserving finite element method for reaction-convection-diffusion equations

A Amiri, GR Barrenechea, T Pryer - arxiv preprint arxiv:2311.15602, 2023 - arxiv.org
This paper introduces a novel approach to approximate a broad range of reaction-
convection-diffusion equations using conforming finite element methods while providing a …

Analysis of a full space–time discretization of the Navier–Stokes equations by a local projection stabilization method

N Ahmed, TC Rebollo, V John… - IMA Journal of Numerical …, 2017 - academic.oup.com
A finite element error analysis of a local projection stabilization (LPS) method for the time-
dependent Navier–Stokes equations is presented. The focus is on the high-order term-by …

[HTML][HTML] Strongly consistent low-dissipation WENO schemes for finite elements

J Vedral, A Rupp, D Kuzmin - Applied Numerical Mathematics, 2025 - Elsevier
We propose a way to maintain strong consistency and perform error analysis in the context
of dissipation-based WENO stabilization for continuous and discontinuous Galerkin …

Numerical comparisons of finite element stabilized methods for a 2D vortex dynamics simulation at high Reynolds number

N Ahmed, S Rubino - Computer Methods in Applied Mechanics and …, 2019 - Elsevier
In this paper, we consider up-to-date and classical Finite Element (FE) stabilized methods
for time-dependent incompressible flows. All studied methods belong to the Variational …

Numerical modeling of laminar and chaotic natural convection flows using a non-residual dynamic VMS formulation

G Osses, E Castillo, NO Moraga - Computer Methods in Applied Mechanics …, 2021 - Elsevier
In this article, the performance of a stabilized VMS-type finite element formulation of a non-
residual structure is numerically verified for highly convective natural flows. The novelty of …