Results 81 to 90 of about 63,459 (307)

Análise do acoplamento pressão-velocidade nas equações de Navier-Stokes utilizando o método dos volumes finitos baseado em elementos e solução acoplada [PDF]

open access: yes, 2007
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-graduação em Engenharia Mecânica.Este trabalho tem como objetivo estudar os métodos FIELDS e Rhie-Chow para tratamento do acoplamento pressão-velocidade ...
Mendes, Rafael
core  

Numerical and Experimental Assessment of Oxygen Distribution in a Perfusion Bioreactor to Mimic the Osteochondral Niche

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Oxygen supply is a critical parameter in 3D cell cultivation using bioreactors. Since bioreactor designs often prioritise practical constraints, understanding the oxygen supply dynamics of the media is crucial for achieving either uniform or spatially controlled oxygen delivery.
Franziska Alt   +4 more
wiley   +1 more source

Asymptotic Behavior of the Solutions of the Generalized Globally Modified Navier–Stokes Equations

open access: yesDiscrete Dynamics in Nature and Society, 2021
The paper is concerned with the existence and the asymptotic behavior of solutions to a class of generalized Navier–Stokes equations, which generalises the so-called globally modified Navier–Stokes equations. The existence and uniqueness of solutions are
Yonghong Duan, Xiaojuan Chai
doaj   +1 more source

Implementação de um método de volumes finitos com sistema de coordenadas locais para a solução acoplada das equações de Navier-Stokes / [PDF]

open access: yes, 2000
Dissertação (Mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico.Este trabalho concentra-se no estudo e na implementação computacional do método FIELDS (Raw (1985)), o qual foi criado para solução acoplada das equações de Navier-Stokes
Souza, Jeferson Avila
core  

Blow-up for the compressible isentropic Navier-Stokes-Poisson equations [PDF]

open access: yes, 2020
summary:We will show the blow-up of smooth solutions to the Cauchy problems for compressible unipolar isentropic Navier-Stokes-Poisson equations with attractive forcing and compressible bipolar isentropic Navier-Stokes-Poisson equations in arbitrary ...
Dong, Jianwei   +2 more
core   +1 more source

Radial capacity and hemodynamics evaluation in vitro and implantable feasibility validation in vivo of thinner bioresorbable polymer vascular stents

open access: yesBMEMat, EarlyView.
A series of in vitro experiments, numerical simulations and in vivo experiments were conducted to jointly evaluate the effects of different thicknesses of bioabsorbable polymer vascular stents on their radial capacity, hemodynamics and in vivo outcomes.
Chong Chen   +9 more
wiley   +1 more source

About the new version of maximum principle of Navier-Stokes equations

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2015
The below shows the links of the extreme values of the velocity vector, the kinetic energy density and pressure of nonlinear Navier-Stokes equations.
A.Sh. Akysh
doaj  

Two-Level Iteration Penalty Methods for the Navier-Stokes Equations with Friction Boundary Conditions

open access: yesAbstract and Applied Analysis, 2013
This paper presents two-level iteration penalty finite element methods to approximate the solution of the Navier-Stokes equations with friction boundary conditions.
Yuan Li, Rong An
doaj   +1 more source

On the existence and regularity of the solutions to the incompressible Navier-Stokes equations in presence of mass diffusion

open access: yes, 2008
. This paper is devoted to the study of the incompressible Navier-Stokes equations with mass diffusion in a bounded domain in R3 with C3- boundary.
SALVI, RODOLFO, Rodolfo Salvi
core   +1 more source

Bounds for Euler from vorticity moments and line divergence [PDF]

open access: yes, 2013
The inviscid growth of a range of vorticity moments is compared using Euler calculations of anti-parallel vortices with a new initial condition.
Kerr, Robert M. (Robert McDougall)
core   +1 more source

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