Development of a new expression for predicting wet steam loss coefficient in steam turbines based on CFD and symbolic regression

M Ansari, V Esfahanian, MJ Izadi, A Tavakoli, H Bashi… - Energy, 2024 - Elsevier
A significant portion of the total losses in steam turbines is attributed to the thermodynamic
losses of wet steam flow, which makes its prediction crucial in the design process. The …

CycleMLP++: An efficient and flexible modeling framework for subsonic airfoils

K Zuo, Z Ye, L Zhu, X Yuan, W Zhang - Expert Systems with Applications, 2024 - Elsevier
Artificial intelligence techniques are considered an effective means to accelerate flow field
simulations. However, current deep learning methods struggle to achieve generalization to …

[HTML][HTML] Aerodynamic shape optimization of NACA airfoils based on a novel unconstrained conjugate gradient algorithm

SM Fakhari, H Mrad - Journal of Engineering Research, 2024 - Elsevier
Airfoils are key factors in maximizing the efficiency of turbomachinery. The ideal
configuration of the airfoil is engineered to produce significant lift while minimizing drag, all …

Efficient aerodynamic shape optimization by using unsupervised manifold learning to filter geometric features

L Ma, XJ Wu, WW Zhang - Engineering Applications of …, 2024 - Taylor & Francis
Many aerodynamic shape optimization methods often focus on utilizing the end-to-end
relationship between design variables and aerodynamic performance to find the optimal …

Kriging and Radial Basis Function Models for Optimized Design of UAV Wing Fences to Reduce Rolling Moment

MH Moghimi Esfand-Abadi… - … Journal of Intelligent …, 2024 - Wiley Online Library
In the present study, the effects of the wing fence on the wing tip vortices and control
surfaces located at the tip of the wing in a flying wing aircraft have been investigated using a …

Effect of disturbing flow ring on hydrodynamic cavitation characteristics of self-excited oscillating cavitation used for RB degradation

S Nie, T Qin, H Ji, Z Ma, F Yin - Physics of Fluids, 2024 - pubs.aip.org
This study developed an innovative structure known as the Disturbed flow Self-excited
oscillating cavitator (DF-SEOC) to enhance cavitation performance and improve wastewater …

QLingNet: An efficient and flexible modeling framework for subsonic airfoils

K Zuo, Z Ye, L Zhu, X Yuan, W Zhang - arXiv preprint arXiv:2405.08248, 2024 - arxiv.org
Artificial intelligence techniques are considered an effective means to accelerate flow field
simulations. However, current deep learning methods struggle to achieve generalization to …

Multi-fidelity Surrogate Model Based Wind Tunnel Structure Design Optimization

Y Yisheng, Y Zeyuan, Y Xiqiang, Y Sijie… - 2024 16th …, 2024 - ieeexplore.ieee.org
Wind tunnels are large-scale ground test facilities to conduct aerodynamic characteristic
tests on various types of aerospace vehicles, advanced rail transport, and large buildings …