Results 61 to 70 of about 363 (138)

Global inviscid limit of 2D, stationary Navier-Stokes and stability of Prandtl expansions

open access: yesForum of Mathematics, Pi
In this work, we establish the convergence of 2D, stationary Navier-Stokes flows with viscosity $\varepsilon> 0$ , $(u^\varepsilon , v^\varepsilon )$ to the classical Prandtl boundary layer, $(\bar {u}_p, \bar {v}_p)$ , posed on the ...
Sameer Iyer, Nader Masmoudi
doaj   +1 more source

Spectral Analysis of the Incompressible Viscous Rayleigh–Taylor System in R3

open access: yes, 2022
International audienceThe linear instability study of the viscous Rayleigh-Taylor model in the neighborhood of a laminar smooth increasing density profile ρ 0 (x 3) amounts to the study of the following ordinary differential equation of order 4 − λ 2 [ρ ...
Lafitte, Olivier, Nguyễn, Tiến-Tài
core   +1 more source

© Hindawi Publishing Corp. STAGNATION-POINT FLOW OF THE WALTERS ’ B ’ FLUID WITH SLIP

open access: yes, 2004
The steady two-dimensional stagnation point flow of a non-Newtonian Walters ’ B ’ fluid with slip is studied. The fluid impinges on the wall either orthogonally or obliquely. A finite difference technique is employed to obtain solutions. 2000 Mathematics
F. Labropulu, M. Chinichian, I. Husain
core  

© Hindawi Publishing Corp. AN INDIRECT BOUNDARY INTEGRAL METHOD FOR AN OSCILLATORY STOKES FLOW PROBLEM

open access: yes, 2002
The purpose of this paper is to present an indirect boundary integral method for the oscillatory Stokes flow provided by the translational oscillations of two rigid spheres in an incompressible Newtonian fluid of infinite expanse.
Mirela Kohr
core  

On the regularity of weak solutions of the Boussinesq equations in Besov spaces

open access: yes, 2019
The main issue addressed in this paper concerns an extension of a result by Z. Zhang who proved, in the context of the homogeneous Besov spaceḂ −1 ∞,∞ (R 3), that, if the solution of the Boussinesq equation (1.1) below (starting with an initial data in H
Thera, Michel   +4 more
core   +1 more source

Numerical simulation of a flow past an elliptic cylinder at moderately high Reynolds numbers

open access: yes, 2020
In this paper we analyze a two-dimensional laminar flow past an elliptic cylinder in case the major axis is parallel to the flow. Attention is limited in high speed regions under a subcritical condition, using a potential function of series type ...
Daisuke Akita, Yoshihiro Mochimaru
core  

Second-order convergence of a projection scheme for the incompressible Navier-Stokes equations with boundaries [PDF]

open access: yes, 1993
. A rigorous convergence result is given for a projection scheme for the Navier-Stokes equations in the presence of boundaries. The numerical scheme is based on a finite-difference approx-imation, and the pressure is chosen so that the computed velocity ...
Hou, Thomas Y.   +3 more
core  

MHD Pulsatile Flow through a Porous Medium

open access: yesJournal of Applied Fluid Mechanics, 2014
This paper develops a mathematical model with an aim to compute the analytic solution for the MHD pulsatile flow driven by an unsteady pressure gradient between permeable beds of a viscous incompressible Newtonian fluid saturated porous medium.
Rajnish Kumar, B.G. Prasad
doaj  

A Computational Study of Blood Flow Dynamics in the Pulmonary Arteries. [PDF]

open access: yesVietnam J Math, 2023
Marcinno' F   +4 more
europepmc   +1 more source

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