Existence of strong solutions for incompressible fluids with shear dependent viscosities

LC Berselli, L Diening, M Růžička - Journal of Mathematical Fluid …, 2010 - Springer
Certain rheological behavior of non-Newtonian fluids in engineering sciences is often
modeled by a power law ansatz with p∈(1, 2]. In the present paper the local in time …

A Local Discontinuous Galerkin Approximation for the p-Navier–Stokes System, Part I: Convergence Analysis

A Kaltenbach, M RůžIčka - SIAM Journal on Numerical Analysis, 2023 - SIAM
In the present paper, we propose a local discontinuous Galerkin approximation for fully
nonhomogeneous systems of-Navier–Stokes type. On the basis of the primal formulation, we …

On the Finite Element Approximation of p-Stokes Systems

L Belenki, LC Berselli, L Diening, M Růžička - SIAM Journal on Numerical …, 2012 - SIAM
In this paper we study the finite element approximation of systems of p-Stokes type for
p∈(1,∞). We derive (in some cases optimal) error estimates for finite element approximation …

[HTML][HTML] Imposing slip conditions on curved boundaries for 3D incompressible flows with a very high-order accurate finite volume scheme on polygonal meshes

R Costa, S Clain, GJ Machado, JM Nóbrega… - Computer Methods in …, 2023 - Elsevier
The conventional no-slip boundary condition does not always hold in several fluid flow
applications and must be replaced with appropriate slip conditions according to the wall and …

Hölder continuity of solutions for unsteady generalized Navier–Stokes equations with p (x, t)-power law in 2D

C Sin, ES Baranovskii - Journal of Mathematical Analysis and Applications, 2023 - Elsevier
We prove Hölder continuity of gradient of a unique weak solution for unsteady generalized
Navier–Stokes equations with p (x, t)-power law with Dirichlet type boundary condition under …

A Local Discontinuous Galerkin Approximation for the -Navier–Stokes System, Part II: Convergence Rates for the Velocity

A Kaltenbach, M Růžička - SIAM Journal on Numerical Analysis, 2023 - SIAM
In the present paper, we prove convergence rates for the velocity of the local discontinuous
Galerkin approximation, proposed in Part I of the paper [A. Kaltenbach and M. Růžička …

Finite element discretization of the steady, generalized Navier–Stokes equations with inhomogeneous Dirichlet boundary conditions

J Jeßberger, A Kaltenbach - SIAM Journal on Numerical Analysis, 2024 - SIAM
We propose a finite element discretization for the steady, generalized Navier–Stokes
equations for fluids with shear-dependent viscosity, completed with inhomogeneous …

On the Ladyzhenskayaï¿ ½Smagorinsky turbulence model of the Navierï¿ ½Stokes equations in smooth domains. The regularity problem

HB da Veiga - Journal of the European Mathematical Society, 2009 - ems.press
On the Ladyzhenskaya–Smagorinsky turbulence model of the Navier–Stokes equations in
smooth domains. The regularity problem Page 1 J. Eur. Math. Soc. 11, 127–167 c European …

A Local Discontinuous Galerkin Approximation for the -Navier–Stokes System, Part III: Convergence Rates for the Pressure

A Kaltenbach, M Růžička - SIAM Journal on Numerical Analysis, 2023 - SIAM
In the present paper, we prove convergence rates for the pressure of the local discontinuous
Galerkin approximation, proposed in Part I of the paper [A. Kaltenbach and M. Růžička …

Convergence analysis for a finite element approximation of a steady model for electrorheological fluids

LC Berselli, D Breit, L Diening - Numerische Mathematik, 2016 - Springer
In this paper we study the finite element approximation of systems of p (⋅) p (·)-Stokes type,
where p (⋅) p (·) is a (non constant) given function of the space variables. We derive—in …