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 29 Novembre, 2024  11:00
Sezione di Analisi

Vanishing viscosity limit for the compressible Navier-Stokes equations with non-linear density dependent viscosities

 Filippo Dell'Oro, Politecnico di Milano
 Aula seminari - III Piano
Abstract

In a three-dimensional bounded domain, we consider the compressible Navier-Stokes equations for a barotropic fluid with general non-linear density dependent viscosities and no-slip boundary conditions. A nonlinear drag term is added to the momentum equation. We establish two conditional Kato-type criteria for the convergence of the weak solutions to such a system towards the strong solution of the compressible Euler system when the viscosity coefficient and the drag term parameter tend to zero. Joint work with L. Bisconti and M. Caggio.