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Stability is achieved in most approximate Riemann solvers through ‘flux upwinding’, where the flux at the interface is arrived at by adding a dissipative term to the average of the left an...
Unstructured Algorithms for Inviscid and Viscous Flows Embedded in a Unified Solver Architecture: Flo3xx
Unstructured Algorithms Inviscid Viscous Flows Embedded Unifi ed Solver Architecture
2015/7/2
This paper reports recent progress towards a new platform for computational aero dynamics on arbitrary meshes, tentatively designated Flo3xx. This tool is designed for maximum flixibility to ser...
StreamFLO:an Euler solver for streaming architectures
StreamFLO Euler solver streaming architectures
2015/7/2
The Computer Systems Laboratory at Stanford University in collaboration with the Center for Integrated Turbulence Simulation is developing “Merrimac”, a new high performance computer system, based on ...
Application of a Non-Linear Frequency Domain Solver to the Euler and Navier-Stokes Equations
Application Non-Linear Frequency Domain Solver Euler Navier-Stokes Equations
2015/7/2
This paper presents a technique used to accelerate the convergence of unsteady flows to a periodic steady state. The basis of this procedure is to assume the time period of the solution’s oscill...
A Banded Spike Algorithm and Solver for Shared Memory Architectures
SPIKE banded OpenMP linear system scaling
2014/12/8
A new parallel solver based on SPIKE-TA algorithm has been developed using OpenMP API for solving diagonally-dominant banded linear systems on shared memory architectures. The results of the numerical...
Enhanced Capabilities of the Spike Algorithm and a New Spike-OpenMP Solver
Compute High Performance Compute Algorithms Parallelism Banded Linear System
2014/12/8
SPIKE is a parallel algorithm to solve block tridiagonal matrices. In this work, two useful improvements to the algorithm are proposed. A flexible threading strategy is developed, to overcome limitati...