A unified approach for topology optimization with local stress constraints considering various failure criteria: von Mises, Drucker–Prager, Tresca, Mohr–Coulomb …

O Giraldo-Londoño, GH Paulino - Proceedings of the …, 2020 - royalsocietypublishing.org
An interesting, yet challenging problem in topology optimization consists of finding the
lightest structure that is able to withstand a given set of applied loads without experiencing …

Stress constrained multi-material topology optimization with the ordered SIMP method

S Xu, J Liu, B Zou, Q Li, Y Ma - Computer Methods in Applied Mechanics …, 2021 - Elsevier
To date, both the stress-related and multi-material topology optimization problems have
been extensively studied. However, there are few works addressing the stress-constrained …

[HTML][HTML] Bi-directional evolutionary topology optimization of geometrically nonlinear continuum structures with stress constraints

B Xu, Y Han, L Zhao - Applied Mathematical Modelling, 2020 - Elsevier
This paper proposes a design method to maximize the stiffness of geometrically nonlinear
continuum structures subject to volume fraction and maximum von Mises stress constraints …

Structural topology optimization with strength and heat conduction constraints

A Takezawa, GH Yoon, SH Jeong, M Kobashi… - Computer Methods in …, 2014 - Elsevier
In this research, a topology optimization with constraints of structural strength and thermal
conductivity is proposed. The coupled static linear elastic and heat conduction equations of …

A new multi-p-norm formulation approach for stress-based topology optimization design

CY Kiyono, SL Vatanabe, ECN Silva, JN Reddy - Composite Structures, 2016 - Elsevier
Although the stress-based topology optimization problem has been extensively studied for
continuum structures, it is still an open problem and there is still room for improvements. This …

Topology optimization of energy absorbing structures with maximum damage constraint

L Li, G Zhang, K Khandelwal - International Journal for …, 2017 - Wiley Online Library
A novel density‐based topology optimization framework for plastic energy absorbing
structural designs with maximum damage constraint is proposed. This framework enables …

[HTML][HTML] Evolutionary topology optimization of continuum structures considering fatigue failure

K Nabaki, J Shen, X Huang - Materials & Design, 2019 - Elsevier
A simplified topology optimization was developed to prevent fatigue failure in this paper. It is
based on the bi-directional evolutionary structural optimization (BESO) approach where the …

[HTML][HTML] On the virtual element method for topology optimization on polygonal meshes: A numerical study

PF Antonietti, M Bruggi, S Scacchi, M Verani - Computers & Mathematics …, 2017 - Elsevier
It is well known that the solution of topology optimization problems may be affected both by
the geometric properties of the computational mesh, which can steer the minimization …

[HTML][HTML] Fatigue and static failure considerations using a topology optimization method

SH Jeong, DH Choi, GH Yoon - Applied Mathematical Modelling, 2015 - Elsevier
We developed a new layout optimization method that incorporates dynamic fatigue and
static failure criteria under constant and proportional mechanical loads. Although fatigue …

Failure mitigation in optimal topology design using a coupled nonlinear continuum damage model

KA James, H Waisman - Computer methods in applied mechanics and …, 2014 - Elsevier
This paper presents a novel framework for performing topology optimization of structures
while accounting for material damage. A quasi-static non-local brittle damage model is …