Machine learning in aerodynamic shape optimization

J Li, X Du, JRRA Martins - Progress in Aerospace Sciences, 2022 - Elsevier
Abstract Machine learning (ML) has been increasingly used to aid aerodynamic shape
optimization (ASO), thanks to the availability of aerodynamic data and continued …

Effective adjoint approaches for computational fluid dynamics

GKW Kenway, CA Mader, P He… - Progress in Aerospace …, 2019 - Elsevier
The adjoint method is used for high-fidelity aerodynamic shape optimization and is an
efficient approach for computing the derivatives of a function of interest with respect to a …

A review on design of experiments and surrogate models in aircraft real-time and many-query aerodynamic analyses

R Yondo, E Andrés, E Valero - Progress in aerospace sciences, 2018 - Elsevier
Full scale aerodynamic wind tunnel testing, numerical simulation of high dimensional (full-
order) aerodynamic models or flight testing are some of the fundamental but complex steps …

Shape sensitivity of thermoacoustic oscillations in an annular combustor with a 3D adjoint Helmholtz solver

E Ekici, S Falco, MP Juniper - Computer Methods in Applied Mechanics …, 2024 - Elsevier
We model acoustic oscillations driven by velocity-coupled heat release rate fluctuations. We
obtain an inhomogeneous wave equation and convert it to the frequency domain with a …

Hard sail optimization and energy efficiency enhancement for sail-assisted vessel

Y Ma, H Bi, M Hu, Y Zheng, L Gan - Ocean Engineering, 2019 - Elsevier
The ship** industry has valued wind energy in the last decades due to the global
increasingly severe environmental situation. The sail-assisted vessels have employed …

Latest developments in node-based shape optimization using vertex morphing parameterization

I Antonau, S Warnakulasuriya, KU Bletzinger… - Structural and …, 2022 - Springer
The latest updates on the Vertex Morphing technique for large optimization problems are
shown in this work. Discussions about the challenges of node-based shape optimization in …

Shape optimization of structures with cutouts by an efficient approach based on XIGA and chaotic particle swarm optimization

C Wang, T Yu, G Shao, TT Nguyen, TQ Bui - European Journal of …, 2019 - Elsevier
Structural shape optimization is one important and crucial step in the design and analysis of
many engineering applications as it aims to improve structural characteristics, ie, reducing …

Algorithmic differentiation of the Open CASCADE Technology CAD kernel and its coupling with an adjoint CFD solver

M Banović, O Mykhaskiv, S Auriemma… - Optimization Methods …, 2018 - Taylor & Francis
Computer-aided design (CAD) tools are extensively used to design industrial components,
however, contrary to eg computational fluid dynamics (CFD) solvers, shape sensitivities for …

Parametric design velocity computation for CAD-based design optimization using adjoint methods

D Agarwal, TT Robinson, CG Armstrong… - Engineering with …, 2018 - Springer
This paper presents an efficient optimization process, where the parameters defining the
features in a feature-based CAD model are used as design variables. The process exploits …

[HTML][HTML] CAD integrated multipoint adjoint-based optimization of a turbocharger radial turbine

L Mueller, T Verstraete - International Journal of Turbomachinery …, 2017 - mdpi.com
The adjoint method is considered as the most efficient approach to compute gradients with
respect to an arbitrary number of design parameters. However, one major challenge of …