[HTML][HTML] Holistic computational design within additive manufacturing through topology optimization combined with multiphysics multi-scale materials and process …

M Bayat, O Zinovieva, F Ferrari, C Ayas… - Progress in Materials …, 2023 - Elsevier
Additive manufacturing (AM) processes have proven to be a perfect match for topology
optimization (TO), as they are able to realize sophisticated geometries in a unique layer-by …

Challenges in topology optimization for hybrid additive–subtractive manufacturing: A review

J Liu, J Huang, Y Zheng, S Hou, S Xu, Y Ma… - Computer-Aided …, 2023 - Elsevier
Hybrid additive–subtractive manufacturing (HASM) is a revolutionary technique that
fabricates complex-shaped parts in high precision. One setup to finish complicated …

An efficient and high-fidelity local multi-mesh finite volume method for heat transfer and fluid flow problems in metal additive manufacturing

MJ Li, J Chen, Y Lian, F Xiong, D Fang - Computer Methods in Applied …, 2023 - Elsevier
The multi-scale and nonlinear feature of additive manufacturing problems poses great
challenges to numerical algorithms regarding computational efficiency and fidelity. In this …

Computational design of mechanical metamaterials

S Bonfanti, S Hiemer, R Zulkarnain, R Guerra… - Nature Computational …, 2024 - nature.com
In the past few years, design of mechanical metamaterials has been empowered by
computational tools that have allowed the community to overcome limitations of human …

A multi-physics material point method for thermo-fluid-solid coupling problems in metal additive manufacturing processes

Y Lian, J Chen, MJ Li, R Gao - Computer Methods in Applied Mechanics …, 2023 - Elsevier
The metal additive manufacturing (AM) process involves complex multi-physics coupling
phenomena associated with the heat transfer, fluid flow, and solid mechanics that bring …

A phase field method based on multi-level correction for eigenvalue topology optimization

M Qian, X Hu, S Zhu - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
In topology optimization, finite element methods are usually required to solve state
equations repeatedly. Considerable computational costs are required for iterative solvers to …

Topology Optimization Method of Stamping Structures Based on the Directional Density Field

Z Yuan, L Geng, N Wang, T Wu, W Qi, Y Dai, J Huang - Materials, 2024 - mdpi.com
The stamping process produces thin-walled structures that, in general, have uniform wall
thickness and no enclosed cavity. However, it is difficult to satisfy the above geometric …

Reducing computational effort in topology optimization considering the deformation in additive manufacturing

T Miki - arXiv preprint arXiv:2403.02711, 2024 - arxiv.org
Integrating topology optimization and additive manufacturing (AM) technology can facilitate
innovative product development. However, laser powder bed fusion, which is the …

Support structure topology optimization considering the residual distortion for laser powder bed fusion metal additive manufacturing

S Xu, J Liu, Y Sun, X Li, Y Ma - Structural and Multidisciplinary …, 2024 - Springer
This paper proposes a support structure topology optimization method for laser powder bed
fusion-processed metal parts, which could effectively avoid part failures caused by over …

Coupled optimization for shape, topology and material orientation of structures built by additive manufacturing

A Touiti - 2023 - theses.hal.science
Research on the additive manufacturing process showcases that this process produces
materials that have locally orthotropic anisotropic behaviors. Additionally, additive …