Deep reinforcement learning for adaptive mesh refinement
Finite element discretizations of problems in computational physics often rely on adaptive
mesh refinement (AMR) to preferentially resolve regions containing important features …
mesh refinement (AMR) to preferentially resolve regions containing important features …
A high-order semi-explicit discontinuous Galerkin solver for 3D incompressible flow with application to DNS and LES of turbulent channel flow
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 …
Navier–Stokes equations including laminar and turbulent flow. We consider a semi-explicit …
Design of a Smagorinsky spectral vanishing viscosity turbulence model for discontinuous Galerkin methods
We present a new closure model for Large Eddy Simulation to introduce dissipation in under–
resolved turbulent simulation using discontinuous Galerkin (DG) schemes applied to the …
resolved turbulent simulation using discontinuous Galerkin (DG) schemes applied to the …
Direct Numerical Simulation of Flow over Periodic Hills up to
We present fully resolved computations of flow over periodic hills at the hill-Reynolds
numbers Re H= 5, 600 Re_H=5,600 and Re H= 10, 595 Re_H=10,595 with the highest …
numbers Re H= 5, 600 Re_H=5,600 and Re H= 10, 595 Re_H=10,595 with the highest …
[PDF][PDF] ExaDG: High-order discontinuous Galerkin for the exa-scale
This text presents contributions to efficient high-order finite element solvers in the context of
the project ExaDG, part of the DFG priority program 1648 Software for Exascale Computing …
the project ExaDG, part of the DFG priority program 1648 Software for Exascale Computing …
A discontinuous Galerkin pressure correction scheme for the incompressible Navier–Stokes equations: Stability and convergence
A discontinuous Galerkin pressure correction numerical method for solving the
incompressible Navier–Stokes equations is formulated and analyzed. We prove …
incompressible Navier–Stokes equations is formulated and analyzed. We prove …
Robust and efficient discontinuous Galerkin methods for under-resolved turbulent incompressible flows
We present a robust and accurate discretization approach for incompressible turbulent flows
based on high-order discontinuous Galerkin methods. The DG discretization of the …
based on high-order discontinuous Galerkin methods. The DG discretization of the …
A semi‐automatic method for block‐structured hexahedral meshing of aortic dissections
The article presents a semi‐automatic approach to generating structured hexahedral
meshes of patient‐specific aortas ailed by aortic dissection. The condition manifests itself as …
meshes of patient‐specific aortas ailed by aortic dissection. The condition manifests itself as …
Efficiency of high‐performance discontinuous Galerkin spectral element methods for under‐resolved turbulent incompressible flows
The present paper addresses the numerical solution of turbulent flows with high‐order
discontinuous Galerkin methods for discretizing the incompressible Navier‐Stokes …
discontinuous Galerkin methods for discretizing the incompressible Navier‐Stokes …
High‐order DG solvers for underresolved turbulent incompressible flows: A comparison of L2 and H(div) methods
The accurate numerical simulation of turbulent incompressible flows is a challenging topic in
computational fluid dynamics. For discretisation methods to be robust in the underresolved …
computational fluid dynamics. For discretisation methods to be robust in the underresolved …