A review and comparison of error estimators for anisotropic mesh adaptation for flow simulations

A Balan, MA Park, SL Wood, WK Anderson… - Computers & …, 2022 - Elsevier
Automated mesh adaptation is known to be an efficient way to control discretization errors in
Computational Fluid Dynamics (CFD) simulations. It offers the added advantage that the …

Anisotropic mesh adaptation for high-order finite elements spaces with the log-simplex method. Application to discontinuous Galerkin methods

O Coulaud, A Loseille, P Schrooyen - Journal of Computational Physics, 2024 - Elsevier
In this article, a high-order solution-based mesh adaptation method is investigated. This
later, which is called the log-simplex method, relies on the approximation of high-order …

A hybridized discontinuous Galerkin solver for high-speed compressible flow

G May, K Devesse, A Rangarajan, T Magin - Aerospace, 2021 - mdpi.com
We present a high-order consistent compressible flow solver, based on a hybridized
discontinuous Galerkin (HDG) discretization, for applications covering subsonic to …

Adjoint-based anisotropic hp-adaptation for discontinuous Galerkin methods using a continuous mesh model

A Rangarajan, G May, V Dolejsi - Journal of Computational Physics, 2020 - Elsevier
In this paper we propose an adjoint-based hp-adaptation method for conservation laws, and
corresponding numerical schemes based on piecewise polynomial approximation spaces …

Anisotropic mesh generation and adaptation for quads using the Lp-CVT method

K MacLean, S Nadarajah - Journal of Computational Physics, 2022 - Elsevier
This paper presents a framework for anisotropic unstructured all-quad mesh adaptation. The
technique is suitable for use with a diverse class of numerical methods, including the high …

A goal-oriented high-order anisotropic mesh adaptation using discontinuous Galerkin method for linear convection-diffusion-reaction problems

V Dolejší, G May, A Rangarajan, F Roskovec - SIAM Journal on Scientific …, 2019 - SIAM
We deal with the numerical solution of a linear convection-diffusion-reaction equation using
the discontinuous Galerkin method of arbitrary polynomial approximation degree on …

An anisotropic h-adaptive strategy for discontinuous Petrov-Galerkin schemes using a continuous mesh model

A Chakraborty, AM Rangarajan, G May - Computers & Mathematics with …, 2022 - Elsevier
Abstract Certain Petrov-Galerkin schemes deliver inherently stable formulations of
variational problems on a given mesh by selecting appropriate pairs of trial and test spaces …

A continuous hp-mesh model for discontinuous Petrov-Galerkin finite element schemes with optimal test functions

A Chakraborty, G May - Computers & Mathematics with Applications, 2023 - Elsevier
We present an anisotropic hp-mesh adaptation strategy using a continuous mesh model for
discontinuous Petrov-Galerkin (DPG) finite element schemes with optimal test functions …

Unstructured anisotropic mesh adaptation for quads based on a local error model

K MacLean, S Nadarajah - AIAA Scitech 2021 Forum, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-1840. vid This paper presents a
method for anisotropic adaptation for all-quad meshes. The goal is to provide a means of …

[图书][B] Unstructured Anisotropic All-Quad Mesh Adaptation Based on a Continuous Local Error Model for the Discontinuous Galerkin Method

K MacLean - 2021 - search.proquest.com
This thesis will present a method of unstructured anisotropic adaptation for all-quad mesh
suitable for use with high-order methods. The overall goal is to minimize the computational …