Results 71 to 80 of about 114 (108)

Experiences With Negative Norm Least-Squares Methods For The Navier-Stokes Equations

open access: yes, 1997
. This paper is concerned with the implementation and numerical study of a discrete negative norm least-squares method for the Navier-Stokes equations proposed in [2] and [3].
P. Bochev
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Stochastic Navier-Stokes Equations on a Thin Spherical Domain. [PDF]

open access: yesAppl Math Optim, 2021
Brzeźniak Z, Dhariwal G, Le Gia QT.
europepmc   +1 more source

Reduced Basis Method for Flow Control

open access: yes, 1996
. This article presents a reduced order method for simulation and control of fluid flows. The major advantage of this method over others such as finite element, finite difference or spectral method is that it has fewer degrees of freedom.
S. S. Ravindran, K. Ito
core  

Approximation of feedback gains for the Oseen system

open access: yes
2000 MSC: 93B52, 65N30, 65N15, 76D55, 76D05, 35Q35We consider the Oseen system with a Dirichlet boundary control, and its semidiscrete approximation by a finite element method (FEM).
Raymond, Jean-Pierre, Badra, Mehdi
core   +2 more sources

Linear and Non-linear Iterative Methods for the Incompressible Navier-Stokes Equations

open access: yes, 1993
In this study, the discretized finite volume form of the two dimensional, incompressible Navier Stokes equations is solved using both a frozen coefficient and a full Newton nonlinear iteration. The optimal method is a combination of these two techniques.
Simon S. Clift, Peter A. Forsyth
core  

A Reduced Basis Method For Control Problems Governed By PDEs

open access: yes, 1997
. This article presents a reduced basis method for constructing a reduced order system for control problems governed by nonlinear partial differential equations.
K. Ito, S.S. Ravindran
core  

Optimal Control Of Thermally Convected Fluid Flows

open access: yes, 1998
. We examine the optimal control of stationary thermally convected fluid flows from the theoretical and numerical point of view. We use thermal convection as control mechanism, that is, control is effected through the temperature on part of the boundary.
S. S. Ravindran, K. Ito
core  

PSEUDOSPECTRAL SOLUTION OF THE TWO-DIMENSIONAL NAVIER{STOKES EQUATIONS IN A DISK

open access: yes, 1999
AMS subject classifcations. 76D05, 35Q30, 65M70, 65N35 PII. S1064827597330157An efficient and accurate algorithm for solving the two-dimensional (2D) incompressible Navier-Stokes equations on a disk with no-slip boundary conditions is described.
Torres, David J., Coutsias, Evangelos A.
core  

HEAT AND HALL EFFECT OF AN OSCILLATING PLATE IN A POROUS MEDIUM

open access: yes, 2020
An exact solution of the flow of heat and viscous fluid on a porous plate by using perturbation is obtained for the conjugate problem of an electrically conducting fluid in the presence of strong magnetic field by introducing the Hall currents. The fluid
A M Okedoye
core  

Measure Attractors For Stochastic Navier-Stokes Equations

open access: yes, 1998
: We show existence of measure attractors for 2-D stochastic Navier-Stokes equations with general multiplicative noise. Keywords: Stochastic Navier--Stokes equations, measure attractors AMS subject classification: Primary: 35Q30, 60H15, 60G60; Secondary:
Marek Capinski, Nigel J. Cutland
core  

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