Results 21 to 30 of about 603,208 (314)

Finite volume element method for two-dimensional fractional subdiffusion problems [PDF]

open access: yes, 2015
In this paper, a semi-discrete spatial finite volume (FV) method is proposed and analyzed for approximating solutions of anomalous subdiffusion equations involving a temporal fractional derivative of order $\alpha \in (0,1)$ in a two-dimensional convex ...
S. Karaa, K. Mustapha, Amiya Kumar Pani
semanticscholar   +1 more source

Numerical simulation of a composite shell for underwater application using CFD and FEA [PDF]

open access: yesE3S Web of Conferences, 2021
In the present investigation, an attempt has been made to use fiber-reinforced composite material in place of metal for a shell used for underwater applications which is majorly subjected to hydro-static pressure.
Siva Pidathala   +1 more
doaj   +1 more source

Finite elements and finite volumes methods in wind engineering applications

open access: yesAdvances in Computational Science and Engineering, 2023
In view of the importance of understanding and predicting the effects of wind on wide-span membranes and inflatable structures, a complementary experimental-numerical campaign was conducted to demonstrate the physical importance of numerical simulations in this field and to discuss relevant modeling aspects.
Hosam AlSofi   +5 more
openaire   +2 more sources

On the Finite Volume Element Method for Self-Adjoint Parabolic Integrodifferential Equations

open access: yesJournal of Mathematics, 2013
Finite volume element schemes for non-self-adjoint parabolic integrodifferential equations are derived and stated. For the spatially discrete scheme, optimal-order error estimates in , , and , norms for are obtained.
Mohamed Bahaj, Anas Rachid
doaj   +1 more source

A combined finite volumes ‐ finite elements method for a low‐Mach model [PDF]

open access: yesInternational Journal for Numerical Methods in Fluids, 2019
SummaryIn this paper, we develop a finite volumes ‐ finite elements method based on a time splitting to simulate some low‐Mach flows. The mass conservation equation is solved by a vertex‐based finite volume scheme using a τ‐limiter. The momentum equation associated with the compressibility constraint is solved by a finite element projection scheme. The
Calgaro, Caterina   +2 more
openaire   +2 more sources

Numerical Finite Element Method Homogenization of Composite Materials Reinforced With Fibers

open access: yesCommunications, 2014
The paper presents the micromechanical modelling of fiber-reinforced composites in order to determine elastic properties of the homogenized material. For this purpose implementation of homogenization theory was required and analyses were performed.
Daniel Riecky   +2 more
doaj   +1 more source

A projection hybrid high order finite volume/finite element method for incompressible turbulent flows [PDF]

open access: yesJournal of Computational Physics, 2018
In this paper the projection hybrid FV/FE method presented in [1] is extended to account for species transport equations. Furthermore, turbulent regimes are also considered thanks to the k–e model.
S. Busto   +3 more
semanticscholar   +1 more source

A three-dimensional finite element model of cAMP signals

open access: yesForces in Mechanics, 2021
This paper presents a three-dimensional finite element model for cyclic adenosine monophosphate (cAMP) signaling. Governing equations for the synthesis, diffusion, and degradation of cAMP were numerically implemented using the finite element method ...
R. Warren   +3 more
doaj   +1 more source

Discontinuous High-Order Finite-Volume/Finite-Element Method for Inviscid Compressible Flows [PDF]

open access: yes53rd AIAA Aerospace Sciences Meeting, 2015
The discontinuous, hybrid control-volume/finite-element method merges the desirable conservative properties and intuitive physical formulation of the finite-volume technique, with the capability of local arbitrary high-order accuracy distinctive of the discontinuous finite-element method.
Ramezani, A., Stipcich, G., Remaki, L.
openaire   +2 more sources

Conservative finite volume element schemes for the complex modified Korteweg–de Vries equation

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2017
The aim of this paper is to build and validate a class of energy-preserving schemes for simulating a complex modified Korteweg–de Vries equation. The method is based on a combination of a discrete variational derivative method in time and finite volume ...
Yan Jin-Liang, Zheng Liang-Hong
doaj   +1 more source

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