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 …

A cost-effective CNN-BEM coupling framework for design optimization of horizontal axis tidal turbine blades

J Xu, L Wang, J Yuan, J Shi, Z Wang, B Zhang, Z Luo… - Energy, 2023 - Elsevier
The paper proposes a novel cost-effective framework that combines deep learning
convolutional neural network (CNN) and blade element momentum (BEM) models for …

Temporal predictions of periodic flows using a mesh transformation and deep learning-based strategy

Z Deng, H Liu, B Shi, Z Wang, F Yu, Z Liu… - Aerospace Science and …, 2023 - Elsevier
This paper focuses on the temporal prediction of unsteady flow based on a combination of
mesh transformation and deep learning technology. To this end, a body-fitted mesh …

Fast sparse flow field prediction around airfoils via multi-head perceptron based deep learning architecture

K Zuo, S Bu, W Zhang, J Hu, Z Ye, X Yuan - Aerospace Science and …, 2022 - Elsevier
In order to obtain the information about flow field, traditional computational fluid dynamics
methods need to solve the Navier-Stokes equations on the mesh with boundary conditions …

Airfoil shape optimization using genetic algorithm coupled deep neural networks

MY Wu, XY Yuan, ZH Chen, WT Wu, Y Hua… - Physics of Fluids, 2023 - pubs.aip.org
To alleviate the computational burden associated with the computational fluid dynamics
(CFD) simulation stage and improve aerodynamic optimization efficiency, this work develops …

A mixed-categorical correlation kernel for Gaussian process

P Saves, Y Diouane, N Bartoli, T Lefebvre, J Morlier - Neurocomputing, 2023 - Elsevier
Recently, there has been a growing interest for mixed-categorical meta-models based on
Gaussian process (GP) surrogates. In this setting, several existing approaches use different …

Airfoils optimization based on deep reinforcement learning to improve the aerodynamic performance of rotors

J Liu, R Chen, J Lou, H Wu, Y You, Z Chen - Aerospace Science and …, 2023 - Elsevier
Airfoil optimization is the key to improving the aerodynamic performance of a rotor. However,
conventional optimization approaches cannot modify the airfoil shape intelligently in the way …

A parameterized-loading driven inverse design and multi-objective coupling optimization method for turbine blade based on deep learning

W Zhang, L Li, Y Li, C Jiang, Y Wang - Energy, 2023 - Elsevier
Inverse design is an important part of the initial design stage of blade profile, while the
traditional inverse design methods are highly dependent on design experience and physical …

Aerodynamic optimization of airfoil based on deep reinforcement learning

J Lou, R Chen, J Liu, Y Bao, Y You, Z Chen - Physics of Fluids, 2023 - pubs.aip.org
The traditional optimization of airfoils relies on, and is limited by, the knowledge and
experience of the designer. As a method of intelligent decision-making, reinforcement …

The study of electrical energy power supply system for UAVs based on the energy storage technology

KL Pham, J Leuchter, R Bystricky, M Andrle, NN Pham… - Aerospace, 2022 - mdpi.com
Unmanned aerial vehicles (UAVs) are increasingly attracting investment and development
attention from many countries all over the world due to their great advantages. However, one …