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Fast stencil computations using fast Fourier transforms
Stencil computations are widely used to simulate the change of state of physical systems
across a multidimensional grid over multiple timesteps. The state-of-the-art techniques in …
across a multidimensional grid over multiple timesteps. The state-of-the-art techniques in …
Recent advances in a Cartesian solver for industrial LES
This paper summarizes the major improvements and developments that have taken place
during the last year for FDFLO, a cartesian flow solver designed for industrial LES …
during the last year for FDFLO, a cartesian flow solver designed for industrial LES …
Overnight industrial LES for external aerodynamics
This paper summarizes the efforts carried out over the last year to achieve overnight
industrial Large-Eddy Simulation (LES) runs for external car aerodynamics. The solver …
industrial Large-Eddy Simulation (LES) runs for external car aerodynamics. The solver …
An embedded strategy for the analysis of fluid structure interaction problems
A Navier–Stokes solver based on Cartesian structured finite volume discretization with
embedded bodies is presented. Fluid structure interaction with solid bodies is performed …
embedded bodies is presented. Fluid structure interaction with solid bodies is performed …
Comparison of lattice-Boltzmann and finite difference solvers
Lattice-Boltzmann methods (LBMs) have improved considerably over the last three decades.
For low Mach-number flows, such as those found in external aerodynamics and …
For low Mach-number flows, such as those found in external aerodynamics and …
A fast algorithm for aperiodic linear stencil computation using Fast Fourier Transforms
Stencil computations are widely used to simulate the change of state of physical systems
across a multidimensional grid over multiple timesteps. The state-of-the-art techniques in …
across a multidimensional grid over multiple timesteps. The state-of-the-art techniques in …
On the achievable speeds of finite difference solvers on CPUs and GPUs
A Finite Difference code for the weakly compressible Navier-Stokes equations has been
developed. The code was then ported to the graphical processing unit (GPU) using the …
developed. The code was then ported to the graphical processing unit (GPU) using the …
Postprocessing‐based interpolation schemes for nested Cartesian finite difference grids of different size
Nested Cartesian grid systems by design require interpolation of solution fields from coarser
to finer grid systems. While several choices are available, preserving accuracy, stability, and …
to finer grid systems. While several choices are available, preserving accuracy, stability, and …
A portable OpenCL-based unstructured edge-based finite element Navier–Stokes solver on graphics hardware
The rise of GPUs in modern high-performance systems increases the interest in porting
portion of codes to such hardware. The current paper aims to explore the performance of a …
portion of codes to such hardware. The current paper aims to explore the performance of a …
GPGPU implementation of the BFECC algorithm for pure advection equations
In the present work an implementation of the Back and Forth Error Compensation and
Correction (BFECC) algorithm specially suited for running on General-Purpose Graphics …
Correction (BFECC) algorithm specially suited for running on General-Purpose Graphics …