Results 11 to 20 of about 12,891,791 (294)

A Fully Discrete Evolving Surface Finite Element Method [PDF]

open access: yesSIAM Journal on Numerical Analysis, 2012
In this paper we consider a time discrete evolving surface finite element method for the advection and diffusion of a conserved scalar quantity on a moving surface. In earlier papers using a suitable variational formulation in time dependent Sobolev space we proposed and analyzed a finite element method using surface finite elements on evolving ...
Gerhard Dziuk, Charles M. Elliott
openaire   +5 more sources

The Combined Finite/Discrete Element Method in Transient Dynamics of Reinforced Concrete Structures under Blast Loading [PDF]

open access: yes, 2004
PhDThe research here presented has employed the newly evolved finite-discrete element method in the development of novel numerical solutions for the analysis of failure and collapse of reinforced concrete structures under hazardous blast loads.
Bangash, Tehmiryar
core   +4 more sources

Discrete element method to simulate continuous material by using the cohesive beam model [PDF]

open access: yes, 2012
The mechanical behavior of materials is usually simulated by the continuous mechanics approach. However, simulation of non-continuous phenomena like multi fracturing is not well adapted to a continuous description.
Jean-luc Charles   +8 more
core   +1 more source

Coarse-grained discrete element method for granular shear flow

open access: yesChemical Engineering Journal Advances, 2020
Powder mixing process plays an important role in chemical industries. In manufacturing sectors, there is a great demand for developing a coarse-grained model of a discrete element method (DEM) to perform DEM simulations of powder mixing processes at the ...
Hideya Nakamura   +4 more
doaj   +1 more source

NUMERICAL SOLUTION OF THE PROBLEM FOR POISSON’S EQUATION WITH THE USE OF DAUBECHIES WAVELET DISCRETE-CONTINUAL FINITE ELEMENT METHOD

open access: yesInternational Journal for Computational Civil and Structural Engineering, 2021
Numerical solution of the problem for Poisson’s equation with the use of Daubechies wavelet discrete continual finite element method (specific version of wavelet-based discrete-continual finite element method) is under consideration in the distinctive ...
Marina Mozgaleva   +2 more
doaj   +1 more source

Using the discrete element method to simulate brittle fracture in the indentation of a silica glass with a blunt indenter [PDF]

open access: yes, 2013
This work was supported by the Conseil Régional d’Aquitaine and was conducted under the auspices of the Etude et Formation en Surfacage Optique (EFESO 2) project.
CHARLES, Jean-Luc   +5 more
core   +1 more source

Simulation of continuum heat conduction using DEM domains [PDF]

open access: yes, 2012
Currently, almost all material manufacturing processes are simulated using methods based on continuum approaches such as the Finite Element Method (FEM).
CHARLES, Jean-Luc   +3 more
core   +1 more source

A partitioned material point method and discrete element method coupling scheme

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2022
Mass-movement hazards involving fast and large soil deformation often include huge rocks or other significant obstacles increasing tremendously the risks for humans and infrastructures.
Veronika Singer   +4 more
doaj   +1 more source

Discrete Element Method, a Tool to Investigate Complex Material Behaviour in Material Forming [PDF]

open access: yes, 2010
Discrete Model is based on the description of the physical state (velocity, position, temperature, magnetic moment, electric potential ..) of a large number of discrete elements that form the media to be studied.
M. G. Lee   +11 more
core   +1 more source

LOCALIZATION OF SOLUTION OF THE PROBLEM OF TWO-DIMENSIONAL THEORY OF ELASTICITY WITH THE USE OF B-SPLINE DISCRETE-CONTINUAL FINITE ELEMENT METHOD

open access: yesInternational Journal for Computational Civil and Structural Engineering, 2021
Localization of solution of the problem of two-dimensional theory of elasticity with the use of B-spline discrete-continual finite element method (specific version of wavelet-based discrete-continual finite element method) is under consideration in the ...
Marina Mozgaleva   +2 more
doaj   +1 more source

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