A new method for designing piezo transducers with connected two-phase electrode

A Donoso, E Aranda, D Ruiz - Computers & Structures, 2023 - Elsevier
In this paper, we present a new method for designing piezoelectric transducers with
connected two-phase electrode. The electrode design problem is formulated as an …

[HTML][HTML] A new approach based on spectral graph theory to avoiding enclosed holes in topology optimization

A Donoso, E Aranda, D Ruiz - Computer Methods in Applied Mechanics …, 2022 - Elsevier
It is well-known that when maximizing the stiffness in structural design, several holes often
appear distributed throughout the structure, leading to a distribution of the void phase that is …

Impact response of preplaced aggregate fibrous concrete hammerhead pier beam designed with topology optimization

MP Salaimanimagudam, G Murali, CMV Vardhan… - Crystals, 2021 - mdpi.com
This research aimed to study the impact response of topology optimized hammerhead pier
beam (HPB) based on the density approach. The HPB is prepared with the concept of …

A continuous model for connectivity constraints in topology optimization

A Donoso, E Aranda, D Ruiz - Structural and Multidisciplinary Optimization, 2023 - Springer
The aim of this work is to present a continuos mathematical model that characterizes and
enforces connectivity in a topology optimization problem. That goal is accomplished by …

Adaptive topology optimization for incompressible laminar flow problems with mass flow constraints

R Behrou, R Ranjan, JK Guest - Computer Methods in Applied Mechanics …, 2019 - Elsevier
This paper presents an adaptive no-slip boundary conditions scheme within the context of
topology optimization of incompressible laminar fluid flow problems with mass flow …

Topology optimization of piezo modal transducers considering electrode connectivity constraints

A Donoso, JK Guest - Computer Methods in Applied Mechanics and …, 2019 - Elsevier
Piezo modal sensors/actuators are devices that utilize the piezoelectric effect to
measure/excite a particular mode while remaining insensitive to the non-targeted modes …

A general method based on the Dirichlet–Laplacian problem for connectivity in topology optimization

A Donoso, E Aranda, D Ruiz - Structural and Multidisciplinary Optimization, 2024 - Springer
This paper continues the previous work (Donoso et al (2023) Struct Multidisc Optim 66: 66–
71) where the authors presented a method based on the Newmann–Laplacian problem to …

Topology optimization based on reduction methods with applications to multiscale design and additive manufacturing

E Tromme, A Kawamoto, JK Guest - Frontiers of Mechanical Engineering, 2020 - Springer
Advanced manufacturing processes such as additive manufacturing offer now the capability
to control material placement at unprecedented length scales and thereby dramatically open …

Gradient-based multi-component topology optimization for additive manufacturing (MTO-A)

Y Zhou, K Saitou - International Design Engineering …, 2017 - asmedigitalcollection.asme.org
Topology optimization for additive manufacturing has been limited to the component-level
designs with the component size smaller than the printer's build volume. To enable the …

Multi-component topology optimization for powder bed additive manufacturing (MTO-A)

Y Zhou, T Nomura, K Saitou - … and information in …, 2018 - asmedigitalcollection.asme.org
This paper presents a gradient-based multi-component topology optimization (MTO) method
for structures assembled from components made by powder bed additive manufacturing. It is …