An analytical modeling for indentation response of sandwich panels with gradient foam cores
Sign Up to like & getrecommendations! Published in 2018 at "Acta Mechanica"
DOI: 10.1007/s00707-017-1951-z
Abstract: An improved formula considering the change in densification strain is derived to predict the quasi-static crushing stress of gradient foam material. Besides, a two-displacement field is proposed to describe the deformation of negative gradient foam… read more here.
Keywords: foam; response sandwich; indentation response; gradient foam ... See more keywords
Size-dependent electro-static analysis of smart micro-sandwich panels with functionally graded core
Sign Up to like & getrecommendations! Published in 2020 at "Acta Mechanica"
DOI: 10.1007/s00707-020-02778-5
Abstract: This paper investigates the electro-static response of smart micro-sandwich panels with functionally graded core, nano-composite facing, and piezoelectric layers. To consider the size-dependent effect, nonlocal theory is adopted to governing equations and boundary conditions. Three-dimensional… read more here.
Keywords: size dependent; micro sandwich; functionally graded; smart micro ... See more keywords
The effects of geometrical topology on fluid flow and thermal performance in Kagome cored sandwich panels
Sign Up to like & getrecommendations! Published in 2018 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2018.06.080
Abstract: Abstract This study presents a systematic comparison of overall and local flow characteristics and heat transfer between two sandwich panels with single-layered Kagome and wire-woven bulk Kagome (WBK) cores under an identical porosity. Simulations are… read more here.
Keywords: thermal performance; topology; geometrical topology; panel ... See more keywords
Energy absorption characteristics of three-layered sandwich panels with graded re-entrant hierarchical honeycombs cores
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.106073
Abstract: Abstract Two innovative re-entrant hierarchical sandwich panels constructed by substituting the cell walls of re-entrant honeycombs with isotropic regular hexagon substructure (RHH) and equilateral triangle substructure (RHT) are proposed in this paper, and their crashworthiness… read more here.
Keywords: entrant hierarchical; energy absorption; sandwich panels;
Characteristics of an improved boundary insert for sandwich panels with lattice truss cores
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.106278
Abstract: Abstract Composite sandwich panels with lattice truss cores have dramatic static and dynamic characteristics, which are widely used in aerospace industry. Owing to the inability to sustain localized loads of joining, valid inserts are required… read more here.
Keywords: boundary insert; lattice truss; panels lattice; sandwich panels ... See more keywords
Numerical study on the flexural capacity of ultra-light composite timber sandwich panels
Sign Up to like & getrecommendations! Published in 2018 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2018.08.022
Abstract: Abstract The flexural stiffness and ultimate load capacity of novel ultralight composite sandwich panels, made of plywood faces and bamboo or peeling cores are investigated herein. Modified Ritz method and sandwich beam theory formulations for… read more here.
Keywords: capacity; flexural capacity; study; composite timber ... See more keywords
Optimal design of sandwich panels with layered-gradient aluminum foam cores under air-blast loading
Sign Up to like & getrecommendations! Published in 2019 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2018.11.125
Abstract: Abstract The dynamic response and design optimization of clamped sandwich panels comprising two aluminum alloy face-sheets and a layered-gradient closed-cell aluminum foam core subjected to air-blast loading were examined in this study. The numerical approach… read more here.
Keywords: air blast; layered gradient; aluminum foam; design ... See more keywords
Flexural performance of innovative hybrid sandwich panels with special focus on the shear connection behavior
Sign Up to like & getrecommendations! Published in 2017 at "Composite Structures"
DOI: 10.1016/j.compstruct.2016.10.066
Abstract: Abstract The present study intends to evaluate the flexural performance of hybrid sandwich panels through the execution of four point bending tests. The proposed hybrid sandwich panel uses Deflection Hardening Cementitious Composites (DHCC) on the… read more here.
Keywords: shear connection; flexural performance; hybrid sandwich; sandwich panels ... See more keywords
The effect of foam properties on vibration response of curved sandwich composite panels
Sign Up to like & getrecommendations! Published in 2018 at "Composite Structures"
DOI: 10.1016/j.compstruct.2017.03.059
Abstract: Abstract In this study, a numerical and experimental study was carried out to determine the effects of variables such as curvature and foam properties on the natural frequencies of the sandwich panels. Sandwich panels consist… read more here.
Keywords: increasing foam; foam; curvature; foam properties ... See more keywords
Thermal Buckling Response of Laminated and Sandwich Plates using Refined 2-D Models
Sign Up to like & getrecommendations! Published in 2017 at "Composite Structures"
DOI: 10.1016/j.compstruct.2017.05.021
Abstract: Abstract This paper discusses the thermal buckling analysis of composite plates and sandwich panels by means of a Ritz-based variable-kinematic formulation. Main feature of the proposed formulation consists in the representation of the structure by… read more here.
Keywords: pre buckling; response laminated; thermal buckling; buckling effects ... See more keywords
Experimental and numerical studies on indentation and perforation characteristics of honeycomb sandwich panels
Sign Up to like & getrecommendations! Published in 2018 at "Composite Structures"
DOI: 10.1016/j.compstruct.2017.09.025
Abstract: Abstract Aluminum sandwich panels with honeycomb core have been widely used as energy absorption structure in lightweight design. This study aimed to characterize the indentation and perforation behaviors of sandwich structures with different geometric configurations.… read more here.
Keywords: force displacement; perforation; energy absorption; experimental numerical ... See more keywords