In this note, we rigorously justify a singular approximation of the incompressible Navier-Stokes equations. Our approximation combines two classical approximations of the incompressible Euler equations: a standard relaxation approximation, but with a diffusive scaling, and the Euler-Poisson equations in the quasineutral regime.

Convergence of a singular Euler-Poisson approximation of the incompressible Navier-Stokes equations

Natalini R;
2006

Abstract

In this note, we rigorously justify a singular approximation of the incompressible Navier-Stokes equations. Our approximation combines two classical approximations of the incompressible Euler equations: a standard relaxation approximation, but with a diffusive scaling, and the Euler-Poisson equations in the quasineutral regime.
2006
Istituto Applicazioni del Calcolo ''Mauro Picone''
Incompressible Navier-Stokes equations
quasineutral regime
Euler-Poisson equations
diffusive relaxation
hyperbolic singular perturbations
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.14243/161640
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