Results 21 to 30 of about 47,668 (301)

Vehicle-bridge dynamic interaction using finite element modelling [PDF]

open access: yes, 2010
First investigations on the dynamic response of bridges due to moving loads were motivated by the collapse of the Chester railway bridge in the UK in the middle of the 19th century.
Arturo Gonzalez, González, Arturo
core   +2 more sources

Comparison of two approaches to compute magnetic field in problems with random domains [PDF]

open access: yes, 2012
This paper is a postprint of a paper submitted to and accepted for publication in Science, Measurement & Technology, IET and is subject to Institution of Engineering and Technology Copyright.
MAC, Duy Hung   +2 more
core   +1 more source

A numerical approach for modelling thin cracked plates with XFEM [PDF]

open access: yes, 2009
The modelization of bending plates with through the thickness cracks is investigated. We consider the Kirchhoff-Love plate model which is valid for very thin plates.
Salaün, Michel   +5 more
core   +1 more source

A Reduced Basis Enrichment for the eXtended Finite Element Method [PDF]

open access: yesMathematical Modelling of Natural Phenomena, 2009
This paper is devoted to the introduction of a new variant of the extended finite element method (Xfem) for the approximation of elastostatic fracture problems. This variant consists in a reduced basis strategy for the definition of the crack tip enrichment.
Chahine, E.   +2 more
openaire   +3 more sources

Edge-based smoothed extended finite element method for dynamic fracture analysis [PDF]

open access: yes, 2016
In this paper, the edge-based smoothed extended finite element method (ES-XFEM) is applied to the dynamic fracture analysis of two-dimensional elastic solids.
Liu, P.   +5 more
core   +1 more source

Stress Intensity Factor in Hollow Square Sections Using Extended Finite Element Method [PDF]

open access: yesEngineering and Technology Journal, 2018
Hollow sections are extensively used in structural applications due to its good mechanical properties relative to weight. The presence of cracks in structural member may lead to catastrophic failure under different loading conditions.
Qusai Abdulwaha
doaj   +1 more source

A combined space-time extended finite element method [PDF]

open access: yesInternational Journal for Numerical Methods in Engineering, 2005
The Newmark method for the numerical integration of second order equations has been extensively used and studied along the past fifty years for structural dynamics and various fields of mechanical engineering. Easy implementation and nice properties of this method and its derivatives for linear problems are appreciated but the main drawback is the ...
Réthoré, Julien   +2 more
openaire   +1 more source

Modeling of dynamic crack branching by enhanced extended finite element method [PDF]

open access: yes, 2014
The conventional extended finite element method (XFEM) is enhanced in this paper to simulate dynamic crack branching, which is a top challenge issue in fracture mechanics and finite element method.
Zeng QL   +5 more
core   +1 more source

Finite Element Quadrature of Regularized Discontinuous and Singular Level Set Functions in 3D Problems [PDF]

open access: yes, 2012
Regularized Heaviside and Dirac delta function are used in several fields of computational physics and mechanics. Hence the issue of the quadrature of integrals of discontinuous and singular functions arises.
PONARA, Nicola   +9 more
core   +1 more source

Cast3M implementation of the extended finite element method for cohesive crack

open access: yesVietnam Journal of Mechanics, 2011
In this paper, the finite element for cohesive crack for quasi-brittle materials is constructed by the displacement discontinuities in the element.
Nguyen Truong Giang, Ngo Huong Nhu
doaj   +1 more source

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