A novel hybrid lattice design of nested cell topology with enhanced energy absorption capability

L Li, F Yang, P Li, W Wu, L Wang - Aerospace Science and Technology, 2022 - Elsevier
Hybridization is an effective approach to designing new lattice structures. In this paper, a
novel hybrid lattice design is proposed with nested cell topology combining inner stretching …

A geometric modelling framework to support the design of heterogeneous lattice structures with non-linearly varying geometry

N Letov, YF Zhao - Journal of Computational Design and …, 2022 - academic.oup.com
Geometric modelling has been a crucial component of the design process ever since the
introduction of the first computer-aided design systems. Additive Manufacturing (AM) pushes …

[HTML][HTML] De-homogenization of optimal 2D topologies for multiple loading cases

PDL Jensen, O Sigmund, JP Groen - Computer Methods in Applied …, 2022 - Elsevier
This work presents an extension of the highly efficient de-homogenization method for
obtaining high-resolution, near-optimal 2D topologies optimized for minimum compliance …

[HTML][HTML] Efficient inverse-designed structural infill for complex engineering structures

PDL Jensen, TF Olsen, JA Bærentzen, N Aage… - Thin-Walled …, 2024 - Elsevier
Inverse design of high-resolution and fine-detailed 3D lightweight mechanical structures is
notoriously expensive due to the need for vast computational resources and the use of very …

Vibration analysis of FGM anisogrid lattice plates with one width fold based on the continuous model using the GDQE method

J Luo, S Peng, S Hou, Y Kiani - Thin-Walled Structures, 2024 - Elsevier
This research tests the idea of folding on the free vibration response of anisogrid lattice
plates. It is assumed that the oblique and straight ribs with functionally graded materials …

Small fixed-wing UAV radar cross-section signature investigation and detection and classification of distance estimation using realistic parameters of a commercial …

IK Kapoulas, A Hatziefremidis, AK Baldoukas… - Drones, 2023 - mdpi.com
Various types of small drones constitute a modern threat for infrastructure and hardware, as
well as for humans; thus, special-purpose radar has been developed in the last years in …

Free-damped vibration analysis of viscoelastic foam-filled FGM anisogrid lattice cylindrical shells

Z Dai, Y Shi, Y Kiani - Thin-Walled Structures, 2024 - Elsevier
Our aim with this paper is to model and investigate the vibration and damping of a new
hybrid composite shell. The considered composite cylindrical shell includes an FGM …

Computational synthesis of wheeled vehicles via multi-layer topology optimization

KA James, PL Kelley, Z Kang… - … of the Royal …, 2023 - royalsocietypublishing.org
In current engineering practice, computer-aided design (CAD) tools play a key role in the
design and fabrication of most mechanical systems, including the design of most vehicles …

Three-dimensional strength and stiffness optimization of coated structures with lattice infill

Z Wang, AY Tamijani - Materials Today Communications, 2022 - Elsevier
Additive manufacturing (AM) offers a design freedom to fabricate high performance parts,
such as a solid outer shell with a porous infill (coated structure), to enhance strength-to …

Analysis of additively manufactured flexible wing model

R Fernandes, B Hu, Z Wang, Z Zhang… - Rapid Prototyping …, 2024 - emerald.com
Purpose This paper aims to assess the feasibility of additively manufactured wind tunnel
models. The additively manufactured model was used to validate a computational …