Results 231 to 240 of about 932,059 (284)

DISCRETE FINITE ELEMENT METHOD

Engineering Computations, 1992
A numerical technique is described for the analysis of multiple interacting deformable bodies undergoing large displacements and rotations. Each body is considered an individual discrete unit, which is idealized by a finite element model. Discrete finite element models interact with their surroundings through contact stresses, which are continually ...
R. BARBOSA, J. GHABOUSSI
openaire   +1 more source

Discrete element method

Engineering Computations, 2004
Discrete element method (DEM) has been extensively used in the laboratory of particulate and multiphase processing at the University of New South Wales (UNSW) to study the fundamentals of particulate matter at a particle scale. This paper briefly reviews the work in the laboratory, which covers the development of simulation techniques and their ...
openaire   +1 more source

Finite element method–discrete element method bridging coupling for the modeling of gouge

International Journal for Numerical Methods in Engineering, 2022
AbstractWe discuss the multiscale modeling of a granular material trapped between continuum elastic domains. The amorphous granular region, usually termed “gouge,” is under high confinement pressure, to represent the loading of faults at depth. We model the granularity of gouge using the discrete element method (DEM), while the elastic regions ...
Manon Voisin‐Leprince   +3 more
openaire   +2 more sources

An algebraic multigrid method for finite element discretizations with edge elements

Numerical Linear Algebra with Applications, 2002
AbstractThis paper presents an algebraic multigrid method for the efficient solution of the linear system arising from a finite element discretization of variational problems in H0(curl,Ω). The finite element spaces are generated by Nédélec's edge elements.A coarsening technique is presented, which allows the construction of suitable coarse finite ...
Stefan Reitzinger, Joachim Schöberl
openaire   +1 more source

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