Results 11 to 20 of about 15,052 (259)

The Optimal Transportation Meshfree Method for General Fluid Flows and Strongly Coupled Fluid-Structure Interaction Problems [PDF]

open access: yes, 2009
This thesis develops a novel meshfree numerical method for simulating general fluid flows. Drawing from concepts in optimal mass transport theory and in combination with the notion of material point sampling and meshfree interpolation, the optimal ...
Habbal, Feras
core   +1 more source

Investigating the hydrostatic and hydrodynamic behaviour of large size butterfly valves using experimental and numerical methods [PDF]

open access: yesمجله مدل سازی در مهندسی, 2015
In this paper, c. For this purpose, stress distribution and deformation of the major parts of the valve and also, the hydrodynamic torque, which is applied to the valve-disk, have been calculated at different opening angles of the disk.
Aziz Shokuhi   +3 more
doaj   +1 more source

Magnetohydrodynamic and Ferrohydrodynamic Fluid Flow Using the Finite Volume Method

open access: yesFluids, 2023
Many problems in fluid mechanics describe the change in the flow under the effect of electromagnetic forces. The present study explores the behaviour of an electric conducting, Newtonian fluid flow applying the magnetohydrodynamics (MHD) and ...
Grigorios Chrimatopoulos   +2 more
doaj   +1 more source

Variational Time Integrators in Computational Solid Mechanics [PDF]

open access: yes, 2003
This thesis develops the theory and implementation of variational integrators for computational solid mechanics problems, and to some extent, for fluid mechanics problems as well.
Lew, Adrián José
core   +1 more source

Numerical Solution of Dual Fully Fuzzy Equations System Using Some Meta Heuristic Methods [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences
Nowadays, there is more and more attention from researchers in solving various problems in the applied field of fuzzy equations, one of which is the fluid mechanics problem of reservoir piping.
Aang Nuryaman   +4 more
doaj   +1 more source

On 4-dimensional Einsteinian manifolds with parallel null distribution [PDF]

open access: yesریاضی و جامعه, 2023
In this paper, we investigate the Einsteinian manifolds with parallel null distribution. For this purpose, we first obtain the equations, which are known as Einstein's equations, that lead to finding the mentioned manifolds and then, we reduce Einstein's
Mehdi Jafari
doaj   +1 more source

Modified Homotopy Perturbation Method for Solving Fractional Differential Equations

open access: yesJournal of Applied Mathematics, 2014
The modified homotopy perturbation method is extended to derive the exact solutions for linear (nonlinear) ordinary (partial) differential equations of fractional order in fluid mechanics. The fractional derivatives are taken in the Caputo sense.
A. A. Hemeda
doaj   +1 more source

A Novel Robust Strategy for Discontinuous Galerkin Methods in Computational Fluid Mechanics: Why? When? What? Where?

open access: yesFrontiers in Physics, 2021
In this paper we will review a recent emerging paradigm shift in the construction and analysis of high order Discontinuous Galerkin methods applied to approximate solutions of hyperbolic or mixed hyperbolic-parabolic partial differential equations (PDEs)
Gregor J. Gassner, Andrew R. Winters
doaj   +1 more source

Numerical solution of the Falkner-Skan equation using third-order and high-order-compact finite difference schemes [PDF]

open access: yes, 2011
We present a computational study of the solution of the Falkner-Skan equation (a third-order boundary value problem arising in boundary-layer theory) using high-order and high-order-compact finite differences schemes.
Galeano, Carlos   +5 more
core   +1 more source

Extension of the natural element method to surface tension and wettability for the simulation of polymer flows at the micro and nano scales [PDF]

open access: yes, 2013
The natural element method is used to simulate two-dimensional viscous flows where interfacial effects must be taken into account, for application to polymer melts at the micro and nano scales.
GILORMINI, Pierre, TEYSSEDRE, Hubert
core   +1 more source

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