Dynamic behaviour of graded origami honeycomb
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. 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 …
Dynamic behaviour of graded origami honeycomb
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WebNov 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 ... 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 …
WebMay 11, 2024 · Characterization of dynamic mechanical properties: Dynamic mechanical analysis (DMA) was performed on the DMA Q800 to characterize the thermodynamic … WebIn this study, the ability to imbue honeycombs with a graded mechanical behaviour using origami techniques is investigated under dynamic loading. Grading is applied to the …
WebJan 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 … 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
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 …
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 … cuptoast twitchWebJul 4, 2024 · A lower bound estimate of quasi-static strength and energy absorption was obtained using an analytical method by only considering the deformation mechanism of the rigid origami motion. Graded origami metamaterials were achieved by applying either a variation of the initial folding angle or a variation of the thicknesses of cell walls in the ... cup to dry ouncesWebJun 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 … cup time iphoneWebAug 18, 2024 · Numerical and experimental investigation on free and forced vibration of honeycomb core sandwich structure using the equivalent two-dimensional (2D) model is … easy crochet moss stitchWebMay 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, … cup to gbpWebHere 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, … cup to cup water gameWebThe dynamic responses of graded foams were studied numerically using the 3D Voronoi modelling approach and validated by experiment using the polymer foam ... Dynamic crushing behavior of honeycomb structures with irregular cell shapes and non-uniform cell wall thickness. Int. J. Solids Struct., 44 (2007), pp. 5003-5026. easy crochet pattern for scrubbies