A novel higher-order finite element framework for the process modeling of material extrusion additive manufacturing
MH Nagaraj, M Maiaru - Additive Manufacturing, 2023 - Elsevier
Material extrusion additive manufacturing enables the rapid fabrication of complex structures
for a wide range of applications, including within the aerospace and healthcare sectors …
for a wide range of applications, including within the aerospace and healthcare sectors …
Vibration analysis of thermally loaded isotropic and composite beam and plate structures
This work proposed the use of the Carrera Unified Formulation (CUF) for the vibration and
buckling analysis of structures subjected to thermal loads. In detail, the variation of natural …
buckling analysis of structures subjected to thermal loads. In detail, the variation of natural …
[HTML][HTML] Probability embedded failure prediction of unidirectional composites under biaxial loadings combining machine learning and micromechanical modelling
This study presents a data-driven, probability embedded approach for the failure prediction
of IM7/8552 unidirectional carbon fibre reinforced polymer (CFRP) composite materials …
of IM7/8552 unidirectional carbon fibre reinforced polymer (CFRP) composite materials …
A highly efficient multi-scale approach of locally refined nonlinear analysis for large composite structures
The behaviour of materials at the microscale is generally considered the main driver for the
macroscopic response. However, it is still a great challenge in terms of computational cost …
macroscopic response. However, it is still a great challenge in terms of computational cost …
[HTML][HTML] Voids effect on micromechanical response of elastoplastic fiber-reinforced polymer composites using 1D higher-order theories
This work investigates the effect of voids within the matrix of composite materials. Effects on
local stress and plastic strain values are evaluated by conducting a micromechanical …
local stress and plastic strain values are evaluated by conducting a micromechanical …
Thermo-mechanical analysis of additive manufacturing for material properties estimation of layered polymer composite
This paper proposes a numerical approach for predicting residual stresses induced during
the additive manufacturing (AM) of polymer composites and their effect on the deformation …
the additive manufacturing (AM) of polymer composites and their effect on the deformation …
Two-scale concurrent optimization of composites with elliptical inclusions under microstress constraints within the FE2 framework
S Li, S Hou - Computers & Structures, 2023 - Elsevier
In order to avoid the adverse effects of structural damage caused by stress concentration,
the optimization problem considering stress constraints is very important in structural design …
the optimization problem considering stress constraints is very important in structural design …
[HTML][HTML] Bottom-up stochastic multiscale model for the mechanical behavior of multidirectional composite laminates with microvoids
This study for the first time develops a coherent and efficient bottom-up stochastic multiscale
modeling approach, which aims at revealing the impact of microvoids on the mechanical …
modeling approach, which aims at revealing the impact of microvoids on the mechanical …
In situ analysis of three-dimensional microcrack propagation in cross-ply laminates using synchrotron radiation X-ray computed tomography
K Takahashi, R Higashiyama, G Xue… - Composites Science and …, 2024 - Elsevier
This study utilized synchrotron radiation X-ray computed tomography to investigate the
initiation and propagation of microcracks in cross-ply carbon fiber-reinforced polymer …
initiation and propagation of microcracks in cross-ply carbon fiber-reinforced polymer …
Thermomechanical analysis of carbon fiber-reinforced polymer representative volume elements with voids
This work presents results of numerical simulations to investigate the effect of different void
percentages on composite materials' Coefficient of Thermal Expansion (CTE) and local …
percentages on composite materials' Coefficient of Thermal Expansion (CTE) and local …