Dynamic Loading of Lattice Structure Made by Selective Laser Melting-Numerical Model with Substitution of Geometrical Imperfections. [PDF]
Materials (Basel), 2018 Selective laser melting (SLM) is an additive technology that allows for the production of precisely designed complex structures for energy absorbing applications from a wide range of metallic materials.
Vrána R +4 more
europepmc +2 more sources
Rationally-Based Structural Design of Welded Plate Panels
Metals, 2021 This study predicts the behavior of welded plate panels (unstiffened plates) with different geometrical properties (slenderness ratio and aspect ratio) in order to address a rational structural design procedure, as these parameters are of great ...
Ahmed Hammad +3 more
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Real Geometrical Imperfection of Bow-String Arches—Measurement and Global Analysis
Applied Sciences, 2020 In order to analyse the buckling behaviour of existing bow-string arch bridges, it is necessary to deal with the imperfections that influence the global stability of their superstructures. Direct quantification of the material imperfections represents an
Jaroslav Odrobiňák +4 more
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Geometry symmetry-free and higher-order optical bound states in the continuum
Nature Communications, 2021 Ensuring robustness of bound states in the continuum usually relies on precise control of geometrical symmetries, which are quite susceptible to fabrication imperfections.
Qingjia Zhou +6 more
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Effect of Geometrical Imperfections on the Response of Dry-Joint Masonry Arches to Support Settlements [PDF]
, 2021 This paper aims to investigate the effects of geometrical imperfections on the response of a scaled dry-joint arch to the vertical displacement of one support.
Ferrero, C. +7 more
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Geometrical Imperfections in Lattice Structures: a Simulation Strategy to Predict Strength Variability [PDF]
, 2021 The additive manufacturing process (i.e. Selective Laser Melting) allow us to produce lattice structures which have less weight, higher impact absorption capacity and better thermal exchange property compared to the classical structures.
Sylvain, GIRARD +3 more
core
The Effect of Geometrical Imperfections on the Mechanical Properties of Lattice Structures Produced by the Powder Bed Fusion (PBF) Process [PDF]
, 2023 In this paper, the effects of geometrical imperfections observed in a lattice structure fabricated by metal 3D printer on the compressive response were investigated by using FE simulation.
Hamasaki, K., Ushijima, K.
core
International Journal for Computational Civil and Structural Engineering, 2018 The article in question describes the results of comparison of numerical and real experiments, presented in the report of the Canadian laboratory “Bodycote” [1].
Galina G. Kashevarova, Pavel A. Kosykh
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Study of The effect of thickness and initial geometric imperfection of cylindrical composite shell on the buckling behavior in axial pressure [PDF]
مجله مدل سازی در مهندسی, 2018 Today, composite cylindrical shells extensively, have been used in aerospace to increase the performance of the structures. Experience has shown that, when the shells are under compressive loading, Buckling phenomenon will be the most important factor in
ebrahim alizadeh +4 more
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Numerical Homogenization of Single-Walled Corrugated Board with Imperfections
Applied Sciences, 2022 Numerical homogenization is an excellent tool for the quick simplification of complex structures with a model that is much simpler and, at the same time, accurately reflects the mechanical behavior of the original model.
Damian Mrówczyński +2 more
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