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ICCSA
2003
Springer
14 years 4 months ago
A Compact Scheme for the Streamfunction Formulation of Navier-Stokes Equations
Abstract. We introduce a pure-streamfunction formulation for the incompressible Navier-Stokes equations. The idea is to replace the vorticity in the vorticity- streamfunction evolu...
Dalia Fishelov, Matania Ben-Artzi, Jean-Pierre Cro...
JSCIC
2010
142views more  JSCIC 2010»
13 years 5 months ago
Recent Developments in the Pure Streamfunction Formulation of the Navier-Stokes System
In this paper we review fourth-order approximations of the biharmonic operator in one, two and three dimensions. In addition, we describe recent developments on second and fourth o...
Dalia Fishelov, Matania Ben-Artzi, Jean-Pierre Cro...
MCS
2006
Springer
13 years 10 months ago
Gas-kinetic scheme for rarefied flow simulation
For increasingly rarefied flowfields, the predictions from continuum formulation, such as the Navier
Kun Xu, Eswar Josyula
SIAMSC
2008
142views more  SIAMSC 2008»
13 years 10 months ago
A Fast Direct Solver for the Biharmonic Problem in a Rectangular Grid
We present a fast direct solver methodology for the Dirichlet biharmonic problem in a rectangle. The solver is applicable in the case of the second order Stephenson scheme [34] as ...
Matania Ben-Artzi, Jean-Pierre Croisille, Dalia Fi...
SIAMSC
2008
110views more  SIAMSC 2008»
13 years 10 months ago
Large-Eddy Simulation of Thermal Flows based on Discrete-Velocity Models
We derive a Godunov-type relaxation scheme for turbulent flows with heat transfer. The building block of this approach is a kinetic Boltzmann-type formulation for a model of turbul...
Mapundi K. Banda, Mohammed Seaïd, Ioan Teleag...