Deep neural operators as accurate surrogates for shape optimization

K Shukla, V Oommen, A Peyvan, M Penwarden… - … Applications of Artificial …, 2024 - Elsevier
Deep neural operators, such as DeepONet, have changed the paradigm in high-
dimensional nonlinear regression, paving the way for significant generalization and speed …

Applications of multi-fidelity multi-output Kriging to engineering design optimization

DJJ Toal - Structural and Multidisciplinary Optimization, 2023 - Springer
Surrogate modelling is a popular approach for reducing the number of high fidelity
simulations required within an engineering design optimization. Multi-fidelity surrogate …

Deep neural operators can serve as accurate surrogates for shape optimization: a case study for airfoils

K Shukla, V Oommen, A Peyvan, M Penwarden… - arXiv preprint arXiv …, 2023 - arxiv.org
Deep neural operators, such as DeepONets, have changed the paradigm in high-
dimensional nonlinear regression from function regression to (differential) operator …

Efficient multipoint aerodynamic design optimization via cokriging

DJJ Toal, AJ Keane - Journal of Aircraft, 2011 - arc.aiaa.org
OPTIMIZATION has become an important element in the design and development of modern
civil airliners. It is the continual goal of aircraft designers to improve performance, reducing …

Geometric filtration using proper orthogonal decomposition for aerodynamic design optimization

DJJ Toal, NW Bressloff, AJ Keane, CME Holden - AIAA journal, 2010 - arc.aiaa.org
C= fluctuation correlation matrix CD= drag coefficient CL= lift coefficient F= matrix of
snapshot fluctuations l= design variable lower bounds M= no. of snapshots n= no. of sample …

An aerothermodynamic design optimization framework for hypersonic vehicles

S Di Giorgio, D Quagliarella, G Pezzella… - Aerospace Science and …, 2019 - Elsevier
In the aviation field great interest is growing in passengers transportation at hypersonic
speed. This requires, however, careful study of the enabling technologies necessary for the …

[HTML][HTML] Global aerodynamic design optimization based on data dimensionality reduction

QIU Yasong, BAI Junqiang, LIU Nan, W Chen - Chinese Journal of …, 2018 - Elsevier
In aerodynamic optimization, global optimization methods such as genetic algorithms are
preferred in many cases because of their advantage on reaching global optimum. However …

Supercritical wing design based on airfoil optimization and 2.75 D transformation

T Zhao, Y Zhang, H Chen, Y Chen, M Zhang - Aerospace Science and …, 2016 - Elsevier
An optimization design method for a supercritical wing is developed in this paper based on a
pressure distribution transformation between the airfoil and wing. This transformation takes …

Isogeometric shape optimization in fluid mechanics

P Nørtoft, J Gravesen - Structural and Multidisciplinary Optimization, 2013 - Springer
The subject of this work is numerical shape optimization in fluid mechanics, based on
isogeometric analysis. The generic goal is to design the shape of a 2-dimensional flow …

Aerodynamic shape optimization of aircraft wings using panel methods

C Conlan-Smith, N Ramos-García, O Sigmund… - AIAA Journal, 2020 - arc.aiaa.org
Panel methods are frequently applied to aerodynamic shape optimization problems due to
their fast turnaround time and ability to model arbitrary geometries. Despite being …