Topology optimization of multi-scale structures: a review

J Wu, O Sigmund, JP Groen - Structural and Multidisciplinary Optimization, 2021 - Springer
Multi-scale structures, as found in nature (eg, bone and bamboo), hold the promise of
achieving superior performance while being intrinsically lightweight, robust, and multi …

Homogenization of frame lattices leading to second gradient models coupling classical strain and strain-gradient terms

H Abdoul-Anziz, P Seppecher… - … and Mechanics of …, 2019 - journals.sagepub.com
We determine in the framework of static linear elasticity the homogenized behavior of three-
dimensional periodic structures made of welded elastic bars. It has been shown that such …

MFSE-based two-scale concurrent topology optimization with connectable multiple micro materials

Z Sun, P Liu, Y Luo - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
The concurrent design of different lattice material microstructures and their corresponding
macro-scale distributions has great potential in achieving both lightweight and desired …

Coupled optimization of macroscopic structures and lattice infill

P Geoffroy‐Donders, G Allaire… - International Journal …, 2022 - Wiley Online Library
This article is concerned with the coupled optimization of the external boundary of a
structure and its infill made of some graded lattice material. The lattice material is made of a …

Multiscale concurrent topology optimization for heat conduction with connectable microstructures

Z Sun, J Dai, Y Wang, Y Luo - International Journal of Heat and Mass …, 2024 - Elsevier
Thermal management has garnered increased attention with the advancement of equipment
miniaturization. As an innovative structural design methodology, the multiscale concurrent …

Multi-objective optimization of microstructure of gravure cell based on response surface method

S Wu, J Xing, L Dong, H Zhu - Processes, 2021 - mdpi.com
In order to improve the structural stiffness of the gravure cell structure in the solid printing
process and realize a lightweight design, a multi-objective optimization design method was …

Robust inverse homogenization of elastic microstructures

M Dambrine, S Zerrouq - Journal of Optimization Theory and Applications, 2023 - Springer
This paper combines shape optimization and homogenization techniques in searching for
the optimal design of microstructures in elastic scaffolds. The development of materials with …

A Computational Design Framework for Lubrication Interfaces With Active Micro-textures

S Pekol, Ö Kılınç, İ Temizer - Journal of Tribology, 2024 - asmedigitalcollection.asme.org
The major goal of the present study is to develop a computational design framework for the
active control of hydrodynamically lubricated interfaces. The framework ultimately delivers …

Locally periodic unfolding method and two-scale convergence on surfaces of locally periodic microstructures

M Ptashnyk - Multiscale Modeling & Simulation, 2015 - SIAM
In this paper we generalize the periodic unfolding method and the notion of two-scale
convergence on surfaces of periodic microstructures to locally periodic situations. The …

Two-scale elastic shape optimization for additive manufacturing

S Conti, M Rumpf, S Simon - Multiscale Modeling & Simulation, 2023 - SIAM
In this paper, a two-scale approach for elastic shape optimization of fine-scale structures in
additive manufacturing is investigated. To this end, a free material optimization is performed …