Deep autoencoders for physics-constrained data-driven nonlinear materials modeling

X He, Q He, JS Chen - Computer Methods in Applied Mechanics and …, 2021 - Elsevier
Physics-constrained data-driven computing is an emerging computational paradigm that
allows simulation of complex materials directly based on material database and bypass the …

gLaSDI: Parametric physics-informed greedy latent space dynamics identification

X He, Y Choi, WD Fries, JL Belof, JS Chen - Journal of Computational …, 2023 - Elsevier
A parametric adaptive physics-informed greedy Latent Space Dynamics Identification
(gLaSDI) method is proposed for accurate, efficient, and robust data-driven reduced-order …

Topology optimization of cracked structures using peridynamics

A Kefal, A Sohouli, E Oterkus, M Yildiz… - Continuum Mechanics …, 2019 - Springer
Finite element method (FEM) is commonly used with topology optimization algorithms to
determine optimum topology of load-bearing structures. However, it may possess various …

Isogeometric shape optimization of smoothed petal auxetics with prescribed nonlinear deformation

DK Pokkalla, ZP Wang, LH Poh, ST Quek - Computer Methods in Applied …, 2019 - Elsevier
Auxetic materials with negative Poisson's ratio have potential applications across a broad
range of engineering fields. Several FE based design techniques have been developed to …

Design of compliant mechanism-based variable camber morphing wing with nonlinear large deformation

Y Zhang, W Ge, Z Zhang, X Mo… - International Journal of …, 2019 - journals.sagepub.com
The morphing wing with large deformation can benefit its flight performance a lot in different
conditions. In this study, a variable camber morphing wing with compliant leading and …

Explicit structural topology optimization under finite deformation via moving morphable void (MMV) approach

R Xue, C Liu, W Zhang, Y Zhu, S Tang, Z Du… - Computer Methods in …, 2019 - Elsevier
In the present work, we intend to show how to perform structural topology optimization under
finite deformation with the use of explicit geometry description. To this end, a Moving …

Structural topology optimization using a moving morphable component-based method considering geometrical nonlinearity

B Zhu, Q Chen, R Wang… - Journal of …, 2018 - asmedigitalcollection.asme.org
The moving morphable component (MMC)-based method is a newly developed approach
for topology optimization. In the MMC-based method, the design problem is formulated using …

Optimization of support structures for selective laser melting.

K Zeng - 2015 - ir.library.louisville.edu
Additive Manufacturing (AM) users rely on experiments and experience to predict the
performance of AM processes. This trial and error approach for qualifying AM parts takes …

Towards adaptive topology optimization

A Nana, JC Cuillière, V Francois - Advances in Engineering Software, 2016 - Elsevier
This paper presents a new fully-automated adaptation strategy for structural topology
optimization (TO) methods. In this work, TO is based on the SIMP method on unstructured …

Soft missing rib structures with controllable negative Poisson's ratios over large strains via Isogeometric design optimization

DK Pokkalla, Z Wang, JC Teoh, LH Poh… - Journal of …, 2022 - ascelibrary.org
Soft network materials with biomimetic mechanical properties such as a negative Poisson's
ratio have important applications in tissue engineering, biomedical devices, and soft …