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  4. Latent Representation of CFD Meshes and Application to Airfoil Aerodynamics
 
working paper

Latent Representation of CFD Meshes and Application to Airfoil Aerodynamics

Wei, Zhen  
•
Guillard, Benoît  
•
Fua, Pascal  
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2023

Mesh manipulation is central to Computational Fluid Dynamics (CFD). However, creating appropriate computational meshes often involves substantial manual intervention that has to be repeated each time the target shape changes. To address this problem, we propose an auto-decoder-based latent representation approach. Human prior knowledge is embedded into learned geometric patterns, which eliminates the need for further handcrafting. Furthermore, the resulting computational meshes are differentiable with respect to the model parameters, which makes it suitable for inclusion in end-to-end trainable pipelines. We apply the model on 2D airfoils to demonstrate its ability to handle various tasks.

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Type
working paper
Author(s)
Wei, Zhen  
Guillard, Benoît  
Fua, Pascal  
Chapin, Vincent
Bauerheim, Michaël
Date Issued

2023

Publisher

American Institute of Aeronautics and Astronautics

Subjects

Aerodynamic shape optimization

•

shape parameterization

•

deep learning

Note

Accepted by AIAA Journal

Editorial or Peer reviewed

REVIEWED

Written at

EPFL

EPFL units
CVLAB  
CVLAB  
Available on Infoscience
November 24, 2022
Use this identifier to reference this record
https://infoscience.epfl.ch/handle/20.500.14299/192730
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