Static condensation, hybridization, and the devising of the HDG methods

B Cockburn - Building bridges: connections and challenges in …, 2016 - Springer
In this paper, we review and refine the main ideas for devising the so-called hybridizable
discontinuous Galerkin (HDG) methods; we do that in the framework of steady-state diffusion …

[HTML][HTML] A pressure-based semi-implicit space–time discontinuous Galerkin method on staggered unstructured meshes for the solution of the compressible Navier …

M Tavelli, M Dumbser - Journal of Computational Physics, 2017 - Elsevier
We propose a new arbitrary high order accurate semi-implicit space–time discontinuous
Galerkin (DG) method for the solution of the two and three dimensional compressible Euler …

A hybridizable discontinuous Galerkin method for the Navier–Stokes equations with pointwise divergence-free velocity field

S Rhebergen, GN Wells - Journal of Scientific Computing, 2018 - Springer
We introduce a hybridizable discontinuous Galerkin method for the incompressible Navier–
Stokes equations for which the approximate velocity field is pointwise divergence-free. The …

On thermodynamically compatible finite volume methods and path-conservative ADER discontinuous Galerkin schemes for turbulent shallow water flows

S Busto, M Dumbser, S Gavrilyuk, K Ivanova - Journal of Scientific …, 2021 - Springer
In this paper we propose a new reformulation of the first order hyperbolic model for unsteady
turbulent shallow water flows recently proposed in Gavrilyuk et al.(J Comput Phys 366: 252 …

A semi-implicit hybrid finite volume/finite element scheme for all Mach number flows on staggered unstructured meshes

S Busto, L Río-Martín, ME Vázquez-Cendón… - Applied Mathematics …, 2021 - Elsevier
In this paper a new hybrid semi-implicit finite volume/finite element (FV/FE) scheme is
presented for the numerical solution of the compressible Euler and Navier–Stokes equations …

[HTML][HTML] A staggered space–time discontinuous Galerkin method for the three-dimensional incompressible Navier–Stokes equations on unstructured tetrahedral …

M Tavelli, M Dumbser - Journal of Computational Physics, 2016 - Elsevier
In this paper we propose a novel arbitrary high order accurate semi-implicit space–time
discontinuous Galerkin method for the solution of the three-dimensional incompressible …

Efficient high order accurate staggered semi-implicit discontinuous Galerkin methods for natural convection problems

S Busto, M Tavelli, W Boscheri, M Dumbser - Computers & Fluids, 2020 - Elsevier
In this article we propose a new family of high order staggered semi-implicit discontinuous
Galerkin (DG) methods for the simulation of natural convection problems. Assuming small …

A high-order semi-explicit discontinuous Galerkin solver for 3D incompressible flow with application to DNS and LES of turbulent channel flow

B Krank, N Fehn, WA Wall, M Kronbichler - Journal of Computational …, 2017 - Elsevier
We present an efficient discontinuous Galerkin scheme for simulation of the incompressible
Navier–Stokes equations including laminar and turbulent flow. We consider a semi-explicit …

To CG or to HDG: a comparative study in 3D

S Yakovlev, D Moxey, RM Kirby, SJ Sherwin - Journal of Scientific …, 2016 - Springer
Since the inception of discontinuous Galerkin (DG) methods for elliptic problems, there has
existed a question of whether DG methods can be made more computationally efficient than …

-Version Space-Time Discontinuous Galerkin Methods for Parabolic Problems on Prismatic Meshes

A Cangiani, Z Dong, EH Georgoulis - SIAM Journal on Scientific Computing, 2017 - SIAM
We present a new hp-version space-time discontinuous Galerkin (dG) finite element method
for the numerical approximation of parabolic evolution equations on general spatial meshes …