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 …

Goal-oriented mesh adaptation method for nonlinear problems including algebraic errors

V Dolejší, O Bartoš, F Roskovec - Computers & Mathematics with …, 2021 - Elsevier
We deal with the goal-oriented error estimates and mesh adaptation for nonlinear partial
differential equations. The setting of the adjoint problem and the resulting estimates are not …

Error-controlled space-time finite elements, algorithms and implementations for nonstationary problems

JP Thiele - 2024 - repo.uni-hannover.de
Recently, many advances have been done in the field of space-time finite element
discretizations for nonstationary partial differential equations. The temporal dimension leads …

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 …

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 …

Goal-oriented adaptivity for a conforming residual minimization method in a dual discontinuous Galerkin norm

S Rojas, D Pardo, P Behnoudfar, VM Calo - Computer Methods in Applied …, 2021 - Elsevier
We propose a goal-oriented mesh-adaptive algorithm for a finite element method stabilized
via residual minimization on dual discontinuous-Galerkin norms. By solving a saddle-point …

[图书][B] Anisotropic hp-Mesh Adaptation Methods

V Dolejší, G May - 2022 - Springer
Partial differential equations (PDE) govern many problems of scientific and engineering
interest. Consequently, numerical solution of PDE has become a key technology in the …

Conservative solution transfer between anisotropic meshes for time‐accurate hybridized discontinuous Galerkin methods

T Levý, G May - International Journal for Numerical Methods in …, 2024 - Wiley Online Library
We present a hybridized discontinuous Galerkin (HDG) solver for general time‐dependent
balance laws. In particular, we focus on a coupling of the solution process for unsteady …

A unified hp-HDG framework for Friedrichs' PDE systems

JU Chen, S Kang, T Bui-Thanh, JN Shadid - Computers & Mathematics with …, 2024 - Elsevier
This work proposes a unified hp-adaptivity framework for hybridized discontinuous Galerkin
(HDG) method for a large class of partial differential equations (PDEs) of Friedrichs' type. In …

On efficient numerical solution of linear algebraic systems arising in goal-oriented error estimates

V Dolejší, P Tichý - Journal of Scientific Computing, 2020 - Springer
We deal with the numerical solution of linear partial differential equations (PDEs) with focus
on the goal-oriented error estimates including algebraic errors arising by an inaccurate …