Two-scale topology optimisation of cellular materials under mixed boundary conditions

G Bertolino, M Montemurro - International Journal of Mechanical Sciences, 2022 - Elsevier
This work proposes a theoretical/numerical framework for the topology optimisation of
anisotropic architected cellular materials at different scales. In particular, the topological …

Multiscale optimization of additively manufactured graded non-stochastic and stochastic lattice structures

H Liu, L Chen, Y Jiang, D Zhu, Y Zhou, X Wang - Composite Structures, 2023 - Elsevier
Lattice structures are increasingly used in practical engineering due to their excellent
mechanical properties such as light weight, high load-bearing capacity, and high ductility. In …

Shape optimization of periodic-microstructures for stiffness maximization of a macrostructure

M Fujioka, M Shimoda, M Al Ali - Composite Structures, 2021 - Elsevier
In this study, we present a shape optimization approach for designing the shapes of periodic
microstructures using the homogenization method and the H 1 gradient method. The …

An efficient data-driven optimization framework for designing graded cellular structures

H Liu, Y Qi, L Chen, Y Li, W Xiao - Applied Mathematical Modelling, 2024 - Elsevier
Cellular structures are increasingly applied in engineering practice since they have
excellent mechanical and multifunctional properties, such as light weight, energy absorption …

Topology optimisation of architected cellular materials from additive manufacturing: Analysis, design, and experiments

M Montemurro, G Bertolino, E Panettieri - Structures, 2023 - Elsevier
This work deals with an experimental/numerical validation of the optimised topologies found
through a special density-based topology optimisation (TO) method wherein the topological …

Data-driven M-VCUT topology optimization method for heat conduction problem of cellular structure with multiple microstructure prototypes

H Liu, L Chen, H Bian - International Journal of Heat and Mass Transfer, 2022 - Elsevier
Cellular structures are increasingly used in practical engineering due to their excellent
physical properties, such as lightweight, high strength, impact resistance, and high ductility …

Thermal design of functionally graded cellular structures with multiple microstructure configurations through topology optimization

S Huo, B Du, Y Zhao, H Liu, Y Shi, X Chen - Composite Structures, 2023 - Elsevier
Functionally graded cellular structures (FGCS) have attracted extensive attention in
engineering due to their excellent performance and great flexibility. Focusing on thermal …

Data-driven design of graded composite lattice structures with multiple microstructure prototypes and materials

H Liu, L Chen, H Jiang, S Duan, S Luo, X Wang - Composite Structures, 2023 - Elsevier
Lattice structures have attracted much attention from engineers due to their excellent
properties, especially with the rise of additive manufacturing technology. In this paper, a …

Shell-infill composite structure design based on a hybrid explicit-implicit topology optimization method

Y Guo, C Liu, X Guo - Composite Structures, 2024 - Elsevier
The present paper introduces a hybrid explicit–implicit topology optimization method for
shell-infill composite structure design. The proposed approach effectively combines the …

Stress-constrained concurrent two-scale topology optimization of functionally graded cellular structures using level set-based trimmed quadrilateral meshes

T Ho-Nguyen-Tan, HG Kim - Structural and Multidisciplinary Optimization, 2023 - Springer
This paper presents a novel method for stress-constrained concurrent two-scale topology
optimization of functional-graded cellular structures using level set-based trimmed …