Unstructured h-and hp-adaptive strategies for discontinuous Galerkin methods based on a posteriori error estimation for compressible flows

F Basile, JB Chapelier, M de la Llave Plata… - Computers & …, 2022 - Elsevier
In this paper, we present h-and hp-adaptive strategies suited for the discontinuous Galerkin
formulation of the compressible laminar and Reynolds-averaged Navier–Stokes equations …

Unstructured grid adaptation and solver technology for turbulent flows

MA Park, N Barral, D Ibanez, DS Kamenetskiy… - 2018 AIAA aerospace …, 2018 - arc.aiaa.org
Unstructured grid adaptation is a tool to control Computational Fluid Dynamics (CFD)
discretization error. However, adaptive grid techniques have made limited impact on …

First benchmark of the unstructured grid adaptation working group

D Ibanez, N Barral, J Krakos, A Loseille, T Michal… - Procedia …, 2017 - Elsevier
Unstructured grid adaptation is a technology that holds the potential to improve the
automation and accuracy of computational fluid dynamics and other computational …

A fast and scalable graph coloring algorithm for multi-core and many-core architectures

G Rokos, G Gorman, PHJ Kelly - Euro-Par 2015: Parallel Processing: 21st …, 2015 - Springer
Irregular computations on unstructured data are an important class of problems for parallel
programming. Graph coloring is often an important preprocessing step, eg as a way to …

Speculative anisotropic mesh adaptation on shared memory for CFD applications

C Tsolakis, N Chrisochoides - Engineering with Computers, 2024 - Springer
Efficient and robust anisotropic mesh adaptation is crucial for Computational Fluid Dynamics
(CFD) simulations. The CFD Vision 2030 Study highlights the pressing need for this …

Anisotropic mesh adaptation in Firedrake with PETSc DMPlex

N Barral, MG Knepley, M Lange, MD Piggott… - arXiv preprint arXiv …, 2016 - arxiv.org
Despite decades of research in this area, mesh adaptation capabilities are still rarely found
in numerical simulation software. We postulate that the primary reason for this is lack of …

A parallel variational mesh quality improvement method for tetrahedral meshes based on the MMPDE method

M Lopez, SM Shontz, W Huang - Computer-Aided Design, 2022 - Elsevier
There are numerous large-scale applications requiring mesh adaptivity, eg, cardiac
electrophysiology, computational fluid dynamics, fracture propagation, and weather …

Anisotropic tetrahedral mesh adaptation with improved metric alignment and orthogonality

Z Xiao, C Ollivier-Gooch, JDZ Vazquez - Computer-Aided Design, 2022 - Elsevier
An enhanced mesh adaptation method aiming at generating elements that align the metric is
proposed. Well-proven and robust local operators are tailored to modify an existing mesh to …

Goal-oriented error estimation and mesh adaptation for tracer transport modelling

JG Wallwork, N Barral, DA Ham, MD Piggott - Computer-Aided Design, 2022 - Elsevier
This paper applies metric-based mesh adaptation methods to advection-dominated tracer
transport modelling problems in two and three dimensions, using the finite element package …

A unified framework for parallel anisotropic mesh adaptation

C Tsolakis - 2021 - search.proquest.com
Finite-element methods are a critical component of the design and analysis procedures of
many (bio-) engineering applications. Mesh adaptation is one of the most crucial …