Concurrent topology and fiber orientation optimization method for fiber-reinforced composites based on composite additive manufacturing

Z Qiu, Q Li, Y Luo, S Liu - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
Additive manufacturing of fiber-reinforced composite (FRC) parts provides a new rapid
prototy** technique for designs. However, restricted by the layer-by-layer style of additive …

Uncertainty-oriented topology optimization of dynamic structures considering hybrid uncertainty of probability and random field

X Wang, Y Shi, Z Meng, B Yang, K Long - Reliability Engineering & System …, 2025 - Elsevier
This article introduces a novel reliability-based topology optimization (RBTO) method to
tackle the design challenges of dynamic structures under uncertain harmonic loads. The …

Topology optimization of multi-material structures considering a piecewise interface stress constraint

J Hu, Y Liu, Y Luo, H Huang, S Liu - Computer Methods in Applied …, 2022 - Elsevier
Topology optimization for multi-material structures has become an important and hot
research topic due to their great application potential in modern industries. Unfortunately …

A method for eliminating local modes caused by isolated structures in dynamic topology optimization

Q Wu, Q Li, S Liu - Computer Methods in Applied Mechanics and …, 2024 - Elsevier
In the dynamic topology optimization of structures with single-phase material, isolated
structures, often appear, resulting in the occurrence of local modes. Each isolated structure …

Reliability-based topology optimization for fundamental frequency maximization with frequency band constraints

Z Meng, G Yang, Q Wu, S **ao, Q Li - Mechanical Systems and Signal …, 2023 - Elsevier
Resonance can be avoided by preventing the structural natural frequencies from falling
within the operating frequency range. However, structural natural frequencies are influenced …

Transient stress-constrained topology optimization of impacted structures

C Wang, EL Zhou, Y Wu, E Li, YY Huang - Structural and Multidisciplinary …, 2023 - Springer
We investigate topology optimization of the elastodynamic structures under impact loading
with transient stress constraints. In contrast to existing methods that apply a time-dependent …

Reliability-based topology optimization for continuum structure with nonlinear dynamic response

G Yang, Y Gao, X Ren, Z Meng - Mechanical Systems and Signal …, 2025 - Elsevier
The nonlinear dynamic response topology optimization based on viscoelastic material can
enhance the dynamic performance of structures. However, inevitable uncertain parameters …

Reliability-based topology optimization of vibrating structures with frequency constraints

Z Meng, G Yang, Q Wang, X Wang, Q Li - International Journal of …, 2023 - Springer
There are many inevitable uncertain parameters in engineering systems, and the ignorance
of these random factors results in a remarkable reduction in the dynamical system's …

Dynamic topology optimization for structures exhibiting frequency-dependent material properties with prescribed frequency forbidden band

Q Wu, Q Li, S Liu - Computer Methods in Applied Mechanics and …, 2024 - Elsevier
In dynamic vibration reduction design, the frequency-dependent material properties are
crucial for the optimal configuration, especially in the problem of prescribed frequency …

Topology optimization design of multi‐material quasi‐periodic cellular structures for thermoelastic responses

Q Li, R Xu, S Liu, G Liang, Y Qu - International Journal for …, 2022 - Wiley Online Library
Thermal‐mechanical coupling environments extensively exist for engineering structures.
How to effectively reduce thermoelastic deformation is distinctly important. Cellular …