Generalized modal element method: part II—application to eight-node asymmetric and symmetric solid-shell elements in linear analysis
Sign Up to like & getrecommendations! Published in 2019 at "Computational Mechanics"
DOI: 10.1007/s00466-018-1622-5
Abstract: AbstractIn this paper, two eight-node asymmetric solid-shell elements are firstly presented to illustrate the use of traditional finite element technique in GMEM for constructing new finite element formulations. In these two elements, the analytical method… read more here.
Keywords: element; solid shell; method; symmetric solid ... See more keywords
Complete transverse stress recovery model for linear shell elements in arbitrarily curved laminates
Sign Up to like & getrecommendations! Published in 2020 at "Composite Structures"
DOI: 10.1016/j.compstruct.2020.112675
Abstract: Abstract Out-of-plane failure is common in composite layered materials. Its detection in numerical simulations usually involves a high-level of spatial refinement which may lead to an excessive computational time for large structures. This paper presents… read more here.
Keywords: recovery; shell elements; linear shell; complete transverse ... See more keywords
Analysis of experimentally assessed EVA foams with mixed solid-shell elements capable of very large strains
Sign Up to like & getrecommendations! Published in 2017 at "Finite Elements in Analysis and Design"
DOI: 10.1016/j.finel.2017.01.003
Abstract: We analyze, both experimentally and numerically, two EVA foam specimens with densities =120kg/m3 and =220kg/m3. In the numerical analysis, we use our recent finite strain element formulations based on least-squares strains (in both solid-shells and… read more here.
Keywords: eva foams; mixed solid; analysis; solid shell ... See more keywords
Calculation of stress intensity factors from shell elements under mixed mode loading
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DOI: 10.1016/j.ijfatigue.2019.105447
Abstract: Abstract The strain energy release rate is calculated numerically for cracks in shells from shell elements by using the modified crack closure integral. This enables the separation of individual strain energy release rates for the… read more here.
Keywords: mixed mode; intensity factors; stress intensity; shell elements ... See more keywords
Prediction the stainless steel sheet fracture with mesh size effect for shell elements
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Solids and Structures"
DOI: 10.1016/j.ijsolstr.2020.11.013
Abstract: Abstract The application of ductile fracture criteria to shell elements yields invalid after the onset of necking and sensitivity to element size. The mesh-size regularisation strain study indicates that fracture strain modified with element dimension… read more here.
Keywords: fracture; steel; effect; size ... See more keywords
A flexible-helical-geared rotor dynamic model based on hybrid beam-shell elements
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2021.116361
Abstract: Abstract Considering the flexibility of gear foundations and rotational effects, a geared rotor dynamic model for thin-rimmed helical gears is established. The deformable shafts and gear foundations are modelled by Timoshenko beam elements and Mindlin-Reissner… read more here.
Keywords: dynamic model; model; shell elements; geared rotor ... See more keywords
Explicit dynamic analysis of sheet metal forming processes using linear prismatic and hexahedral solid-shell elements
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Computations"
DOI: 10.1108/ec-04-2016-0150
Abstract: Purpose The purpose of this paper is to propose two linear solid-shell finite elements, a six-node prismatic element denoted SHB6-EXP and an eight-node hexahedral element denoted SHB8PS-EXP, for the three-dimensional modeling of thin structures in… read more here.
Keywords: explicit dynamic; solid shell; sheet metal; shell ... See more keywords
Element-Independent Pure Deformational and Co-Rotational Methods for Triangular Shell Elements in Geometrically Nonlinear Analysis
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Structural Stability and Dynamics"
DOI: 10.1142/s0219455418500657
Abstract: Proposed herein is a novel pure deformational method for triangular shell elements that can decrease the element quantities and simplify the element formulation. This approach has computational advantages over the conventional finite element method for… read more here.
Keywords: triangular shell; pure deformational; shell elements; deformational method ... See more keywords
TUNNELING SIMULATION IN SOFT GROUND USING SHELL ELEMENTS AND GROUTING LAYER
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Geomate"
DOI: 10.21660/2017.31.6535
Abstract: With the advancement of computer sciences and researches on tunneling simulation in the past, the 3D finite element analysis of tunnel excavation by Tunnel Boring Machines (TBMs) has been extensively used over the last decade.… read more here.
Keywords: ground; tunneling simulation; grouting layer; lining ... See more keywords