Recent developments in manufacturing, mechanics, and design optimization of variable stiffness composites

D Punera, P Mukherjee - Journal of Reinforced Plastics and …, 2022 - journals.sagepub.com
The functional advantages of tailored stiffness, often seen in nature, are also utilized in
composite structures. Advancements in the multiaxis tow placement and automated fiber …

Variable-stiffness curved laminated-beams by curvilinear fibers with arbitrarily layup–Vibrational features by sine-based higher-order beam model with renewed …

G Manickam, O Polit, L Balaji, MA Kumar… - Composite …, 2023 - Elsevier
The vibration characteristics of variable-stiffness based composite curved beams with
general layups are examined using a higher-order beam theory that accounts for three …

Free vibration analysis of laminated sandwich plates using wavelet finite element method

P Sabherwal, MO Belarbi, R Raman, A Garg, L Li… - AIAA Journal, 2024 - arc.aiaa.org
The accuracy of a wavelet depends on the choice of the mother wavelet adopted. The
present work aims to predict the free vibration behavior of laminated sandwich plates using …

Variable stiffness composite laminated beams-nonlinear free flexural vibration behavior using a sinusoidal based shear flexible structural theory accounting for …

V Barathan, V Rajamohan, M Haboussi… - International Journal of …, 2022 - Elsevier
In the present work, formulation for the nonlinear free vibrational behavior of laminated
variable stiffness composite beams with curvilinear fibers is made incorporating sinusoidal …

Nonlinear thermo-elastic stability of variable stiffness curvilinear fibres based layered composite beams by shear deformable trigonometric beam model coupled with …

G Manickam, M Haboussi, M D'ottavio… - International Journal of …, 2023 - Elsevier
Nonlinear thermo-elastic buckling characteristics of composite variable stiffness beam with
layers making use of curvilinear fibres under thermal environment is attempted here. The …

Effect of fiber orientation path on the buckling, free vibration, and static analyses of variable angle tow panels

N Fallahi, A Viglietti, E Carrera… - Facta Universitatis …, 2020 - casopisi.junis.ni.ac.rs
In this work, the effect of the fiber orientation on the mechanical response of variable angle
tow (VAT) panels is investigated. A computationally efficient high-order one-dimensional …

Efficient modelling of beam-like structures with general non-prismatic, curved geometry

M Patni, S Minera, PM Weaver, A Pirrera - Computers & Structures, 2020 - Elsevier
The analysis of three-dimensional (3D) stress states can be complex and computationally
expensive, especially when large deflections cause a nonlinear structural response. Slender …

Post-buckling of variable stiffness curvilinear fibre-reinforced general lay-up composite beams by sinusoidal shear flexible theory

G Manickam, O Polit, M Haboussi… - Journal of …, 2024 - journals.sagepub.com
The mechanical post-buckling behaviour of variable stiffness layered composite beams
reinforced by curvilinear fibres subjected to compressive loads is investigated here using a …

Structural analysis of sandwich plates with variable stiffness composite skins and functionally graded cores using refined zig-zag theory

P Zoghipour, A Kefal, M Yildiz - Mechanics of Advanced Materials …, 2024 - Taylor & Francis
This work investigates the static flexural behavior of new hybrid Sandwich Plates (SP) with
Functionally Graded (FG) cores and curvilinear fiber-reinforced Variable Stiffness (VS) skins …

Buckling of constant/variable stiffness curved arbitrary layup composite beams by renewed constitutive relations-based sine finite element with improved in-plane and …

O Polit, L Balaji, M Asha Kumar… - Mechanics of Advanced …, 2023 - Taylor & Francis
The elastic stability performance of constant-and variable-stiffness based composite curved
beams with general layups is evaluated using an enriched finite element that accounts for …