Finite element model updating using crow search algorithm with Levy flight
Sign Up to like & getrecommendations! Published in 2020 at "International Journal for Numerical Methods in Engineering"
DOI: 10.1002/nme.6338
Abstract: The accuracy of the finite element model is essential for fatigue analysis and vibration of a flexible body. This paper presents a finite element model updating (FEMU) algorithm based on crows search algorithm incorporated with… read more here.
Keywords: finite element; model updating; element model; levy flight ... See more keywords
A Godunov‐type discrete element model for elastic‐viscoplastic continuum impact problems
Sign Up to like & getrecommendations! Published in 2021 at "International Journal for Numerical Methods in Engineering"
DOI: 10.1002/nme.6796
Abstract: The discrete element model (DEM) has attractive advantages in expressing multiple cracks propagation problem in continuum, but the description of material plastic characteristics by current DEM is restricted by the connection model, which is the… read more here.
Keywords: discrete element; continuum; element model; model ... See more keywords
Finite element model updating of an 18-story structure using branch-and-bound algorithm with epsilon-constraint
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Civil Structural Health Monitoring"
DOI: 10.1007/s13349-020-00468-3
Abstract: This paper studies the finite element (FE) model updating of an 18-story experimental structure. FE model updating requires solving optimization problems that are generally non-convex and have unknown number of local optima. For such problems,… read more here.
Keywords: model updating; finite element; model; structure ... See more keywords
Hybrid Friction Diffusion Bonding of Tube–Tubesheet Joint: A finite Element Model
Sign Up to like & getrecommendations! Published in 2020 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-020-04484-9
Abstract: A three-dimensional finite element model for hybrid friction diffusion bonding of tube–tubesheet joints is developed based on coupled Eulerian–Lagrangian technique. The investigation is aimed to study the effect of process parameters on temperature and pressure… read more here.
Keywords: finite element; hybrid friction; model; element model ... See more keywords
Discrete element model for general polyhedra
Sign Up to like & getrecommendations! Published in 2021 at "Computational particle mechanics"
DOI: 10.1007/s40571-021-00415-z
Abstract: We present a version of the Discrete Element Method considering the particles as rigid polyhedra. The Principle of Virtual Work is employed as basis for a multibody dynamics model. Each particle surface is split into… read more here.
Keywords: discrete element; polyhedra; general polyhedra; model ... See more keywords
A three-dimensional damage-based contact element model for simulating the interfacial behaviors of rocks and its validation and applications
Sign Up to like & getrecommendations! Published in 2020 at "Geomechanics and Geophysics for Geo-Energy and Geo-Resources"
DOI: 10.1007/s40948-020-00171-z
Abstract: To describe the mechanical behavior of interfaces existing in rocks, a three-dimensional contact element model with a certain thickness was proposed that could simultaneously consider the heterogeneity, damage evolution and state variation of interfaces. The… read more here.
Keywords: element model; model; contact element; damage ... See more keywords
A comprehensive finite element model of surgical treatment for cervical myelopathy.
Sign Up to like & getrecommendations! Published in 2020 at "Clinical biomechanics"
DOI: 10.1016/j.clinbiomech.2020.02.009
Abstract: BACKGROUND Cervical myelopathy is a common and debilitating chronic spinal cord dysfunction. Treatment includes anterior and/or posterior surgical intervention to decompress the spinal cord and stabilize the spine, but no consensus has been made as… read more here.
Keywords: finite element; cervical myelopathy; cord; element model ... See more keywords
Constitutive response predictions of both dense and loose soils with a discrete element model
Sign Up to like & getrecommendations! Published in 2021 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2021.104161
Abstract: Abstract The capability of a discrete element model to predict the constitutive response of a soil is investigated in this paper. The discrete model is constituted of spherical particles with a contact law embedding inter-particle… read more here.
Keywords: loading paths; constitutive response; discrete element; model ... See more keywords
A generic type of frequency-domain spectral element model for the dynamics of a laminated composite plate
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DOI: 10.1016/j.compstruct.2017.03.050
Abstract: Abstract Various solution techniques have been developed in the last decades for accurate prediction of the dynamic responses of a laminated composite structure. The spectral element method (SEM) is well known as an exact solution… read more here.
Keywords: composite plate; laminated composite; spectral element; element model ... See more keywords
A simple mixed finite element model for laminated glass beams
Sign Up to like & getrecommendations! Published in 2018 at "Composite Structures"
DOI: 10.1016/j.compstruct.2018.03.028
Abstract: Abstract A simple and effective beam finite element model is here proposed for studying the behaviour of elastic laminated glass beams made of two external glass layers connected by a polymeric thin interlayer, able to… read more here.
Keywords: finite element; laminated glass; glass; model ... See more keywords
A 1D nonlinear finite element model for analysis of composite foam-insulated concrete sandwich panels
Sign Up to like & getrecommendations! Published in 2019 at "Composite Structures"
DOI: 10.1016/j.compstruct.2018.11.087
Abstract: Abstract A simple 1D nonlinear finite element model is presented for the analysis of composite foam-insulated concrete sandwich panel (FICSP) structures. The material nonlinearities of concrete wythes, steel rebar and insulation layer are considered. By… read more here.
Keywords: analysis composite; nonlinear finite; finite element; element ... See more keywords