A streamline-guided dehomogenization approach for structural design

J Wang, R Westermann, J Wu - Journal of …, 2023 - asmedigitalcollection.asme.org
We present a novel dehomogenization approach for the efficient design of high-resolution
load-bearing structures. The proposed approach builds upon a streamline-based …

Principal Stress Lines (PSLs)-guided discrete topology designs for self-similar porous infills in shell structures with fractal geometry

J Zhu, J Xu, X Zhou, L Gao, J Gao - Thin-Walled Structures, 2025 - Elsevier
Although the optimization design for engineering structures to improve mechanical
performance has gained a wide of discussions in recent years, the potential in the industry …

Porous structure optimization via non-uniform thermal diffusion

H Dong, D Zhang, X Zhai, JN Xiao, XM Fu - Computer Methods in Applied …, 2024 - Elsevier
We propose an effective shape optimization method to generate mechanically robust,
lightweight porous structures. Central to our algorithm is a non-uniform thermal conduction …

Stress trajectory guided structural design and topology optimization

J Wang, J Wu, R Westermann - … and Information in …, 2022 - asmedigitalcollection.asme.org
Density-based topology optimization using global and local volume constraints is a key
technique to automatically design lightweight structures. It is known that stiffness optimal …

[HTML][HTML] Stress field-aware infill toolpath generation for additive manufacturing of continuous fiber reinforced polymer composites

G Liu, W Huang, Y Wang, H Ren, G Zhang, L Zhou… - Materials & Design, 2024 - Elsevier
The infill toolpath utilized in continuous fiber reinforced polymer composites via additive
manufacturing (CFRPCs-AM) significantly influences the mechanical performance of printed …

Reconstruction of principal stress lines using FEA applied to Nervi-type shell design

F Vergara, T Zegard - Structural and Multidisciplinary Optimization, 2024 - Springer
This work presents a mechanics-informed technique to layout and design reinforcing ribs in
a (quasi-) optimal manner for a thin-shell structure. The element layout follows the principal …

Optimization of the film cooling hole for minimizing stress concentration factor based on surrogate model

S Wang, S Zhang, X Li, J Ren - International Journal of Heat and Mass …, 2024 - Elsevier
Film cooling is a typical cooling technology in gas turbines that can lower heat load by
spreading coolant on the blade's surface. However, it faces the problem of stress …

Geometric-feature-based design of spatially varying multiscale structure with quasi-conformal mapping

S Li, Y Zhu, X Guo - Structural and Multidisciplinary Optimization, 2024 - Springer
For spatially varying multiscale configurations (SVMSCs) that increasingly gain engineering
perspective, a design scheme enabling the direct tuning of their microstructural layouts is …

Efficient and robust numerical determination of stress trajectories in 2D and 3D domains

JPM de Almeida - European Journal of Mechanics-A/Solids, 2025 - Elsevier
This work presents an efficient and robust computational procedure for the determination of
stress trajectories in 2D and 3D domains. This is preceded by a brief review of the historical …

NeST: Neural Stress Tensor Tomography by leveraging 3D Photoelasticity

A Dave, T Zhang, A Young, R Raskar… - arXiv preprint arXiv …, 2024 - arxiv.org
Photoelasticity enables full-field stress analysis in transparent objects through stress-
induced birefringence. Existing techniques are limited to 2D slices and require destructively …