Dynamic behaviour of graded origami honeycomb

Author: fqcx

August undefined, 2024

WebNov 1, 2016 · de Waal L, Lu G, Zhang J and You Z (2024) Dynamic behaviour of graded origami honeycomb, International Journal of Impact Engineering, 10.1016/j.ijimpeng.2024.103976, 157, (103976), Online publication date: 1-Nov-2024. WebDec 23, 2024 · With the increasing number of automobiles on the road, passive safety has become a particularly important issue. In this paper, an energy-absorbing material, origami aluminum honeycomb, was manufactured by a welding process for use as an automobile energy absorbing box. The mechanical properties and deformation of welded origami …

Dynamic behaviour of graded origami honeycomb - ScienceDirect

WebMay 29, 2014 · This paper describes a tensile test carried out to study the fracture behavior and the shear fracture angles of both rolled and aged ultrafine grained aluminum 6061 sheets produced by asymmetric cryorolling. ... Dynamic behaviour of graded origami honeycomb. Go to citation Crossref Google Scholar. Asymmetric (Hot, Warm, Cold, … WebJun 1, 2024 · Based on these, all relevant vertices as well as their relationship of each honeycomb cell can be determined. Afterward, quality assessment of the honeycomb … earl fithian

Free Vibrations and Impact Resistance of a Functionally Graded

WebApr 13, 2024 · The static behavior of the Gangetic Sand was examined on the basis of stress–strain, effective stress path, and pore pressure generation. In addition to the above, the evolution of cyclic stress ratio and dynamic properties including degradation of shear modulus and damping coefficient were analysed while assessing the cyclic behavior. WebNov 20, 2024 · Finally, the dynamic responses of the functionally graded honeycomb sandwich plate under low-speed impacts are studied. The results obtained in this paper will provide a theoretical basis for further … WebHere we introduce a simple and efficient method to produce variable cross-section honeycomb structures from a simple sheet of paper. This is achieved using kirigami, … css grampus

A note on the modelling of foams using Voronoi technique

Quasi-static and impact behaviour of foam-filled graded auxetic …

WebApr 10, 2024 · This paper aims to experimentally and numerically examine the behaviour of a novel re-entrant graded aluminium panel filled with PU foam in an auxetic pattern. The performance is assessed based on quasi-static and dynamic drop tower experiments supported by advanced non-linear finite element modelling. 2. WebEfforts to improve the effectiveness of cellular structures in impact scenarios has led to the introduction of gradients in their mechanical propertie… earl fitzgerald hunterWebNov 20, 2024 · The functionally graded honeycomb has the characteristic of light weight, low density, high impact resistance, noise reduction, and energy absorption as a kind of new composite inhomogeneous materials. It has the advantages of both functionally graded materials and honeycombs. In this paper, a functionally graded honeycomb sandwich … css granate

"WebAug 25, 2024 · A novel angle graded auxetic honeycomb (AGAH) core is designed for sandwich structures in the present study. The angle of the cells is varied through the thickness of the AGAH core using linear fun... " - Dynamic behaviour of graded origami honeycomb

Dynamic behaviour of graded origami honeycomb

Integration of origami and deployable concept in volumetric …

WebFeb 13, 2024 · Honeycomb structures have a wide range of applications owing to their light weight and promising energy absorption features. However, a conventional honeycomb structure is designed to absorb impact energy only in the out-of-plane direction and demonstrates unsatisfactory performance when the impact energy originates from a …

Did you know?

WebNov 25, 2024 · Abstract. When loaded parallel to the prismatic cells (out-of-plane), honeycombs and re-entrant honeycombs exhibit high initial stiffness and peak force, … WebNov 10, 2024 · However, there is a lack of knowledge on the structural behaviour of origami for architectural engineering applications. MBS is a volumetric prefabricated construction technique enhancing productivity in construction. ... de Waal L, Lu G, Zhang J, You Z. Dynamic behaviour of graded origami honeycomb. Int. J. Impact Eng. 2024 …

Web• The dynamic mechanical properties and energy absorption characteristics were obtained by low-velocity impact tests. • Finite element analysis was carried out in LS-DYNA to obtain an accurate refined simulation method. • The dynamic constitutive models of AM SS304L considering the fabrication orientations were obtained. • Proposed the gradient design of … WebDec 6, 2024 · This paper investigates the nonlinear flexural vibration of sandwich beams with functionally graded (FG) negative Poisson’s ratio (NPR) honeycomb core in thermal environments. The novel constructions of sandwich beams with three FG configurations of re-entrant honeycomb cores through the beam thickness direction are proposed.

WebOct 1, 2024 · DOI: 10.1016/j.matdes.2024.108930 Corpus ID: 221726283; 3D printed origami honeycombs with tailored out-of-plane energy absorption behavior @article{Townsend20243DPO, title={3D printed origami honeycombs with tailored out-of-plane energy absorption behavior}, author={Scott Townsend and Rhosslyn Adams and … WebOct 19, 2024 · [15] de Waal L, Lu G, Zhang J and You Z 2024 Dynamic behaviour of graded origami honeycomb Int. J. Impact Eng. 157 103976. Crossref; Google Scholar [16] Kresling B 2024 The fifth fold: complex symmetries in Kresling-origami patterns Symmetry: Culture Sci. 31 403–16. Crossref; Google Scholar

Web• A novel graded origami honeycomb was proposed. • Dynamic experiments on a 2 × 1 core validate the numerical approach. • The performance of ungraded and graded 6 × 6 cores was compared numerically. • The gradient was shown to influence the energy absorption capacity ; and, • the force transmitted to the supporting structure. Efforts to …

WebApr 9, 2024 · Finite element analysis journals pdf Original Article A study of the contact stress analysis of cylindrical gears using the hybrid finite element method Zheng-Xiang Zhang1, Zhang-Hua Fong1,2, Yu-Huo Li1 and To assign the material properties required for the FE analysis, both the estimated and reference BMD values of each voxel were … earl fittingsWebMay 11, 2024 · Characterization of dynamic mechanical properties: Dynamic mechanical analysis (DMA) was performed on the DMA Q800 to characterize the thermodynamic … earl filterWebJan 5, 2024 · Abstract. Deployable origami-based arrays can offer many benefits for a wide variety of engineering applications. However, alignment in the deployed state is a primary challenge of these arrays; in optical systems, local (single panel) and global (entire array) misalignment can drastically reduce performance. The objective of this work is to … css grandchildWebAug 18, 2024 · Numerical and experimental investigation on free and forced vibration of honeycomb core sandwich structure using the equivalent two-dimensional (2D) model is … earl fitzwilliam charitable trustWebNov 10, 2024 · The study highlights the potential benefits of the origami-like unit in terms of structural efficiency. In the origami-like unit, the maximum deflection is 18.88 mm, the peak Von Mises stress is ... earl fitzwilliam 8 photosWebDec 31, 2024 · The crushing behaviour of origami metamaterial is investigated under quasi-static loading condition. The programmability of compressive properties is demonstrated for the two stages of the deformation. ... In this study a graded honeycomb structure based on origami is proposed in an effort to lower the peak force, increase the … earl fitzwilliam charitable trust applyWebJun 26, 2024 · Nonlinear free/forced vibrational behavior of a sandwich plate with graphene platelet (GPL) reinforced face sheets has been examined in the present research based on classic plate theory and von-Karman’s nonlinear strains. Honeycomb sandwich panels are often made of aluminum material having low weight but also low stiffness. Here, the … css grandparent selector