Machine learning-based optimization of a pitching airfoil performance in dynamic stall conditions using a suction controller

S Kasmaiee, M Tadjfar, S Kasmaiee - Physics of Fluids, 2023 - pubs.aip.org
Flow separation control on oscillating airfoils is crucial for enhancing the efficiency of turbine
blades. In this study, a genetic algorithm was employed to optimize the configuration of a …

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 …

Aerodynamic performance optimization of a UAV's airfoil at low-Reynolds number and transonic flow under the Martian carbon dioxide atmosphere

Y Zhao, J Liu, D Li, C Liu, X Fu, H Wang - Acta Astronautica, 2024 - Elsevier
Unmanned aerial vehicles (UAV) on Mars operate in a thin atmosphere of carbon dioxide,
where the flow Reynolds number and local sound velocity are significantly reduced …

Control of flow separation from a curved ramp using a steady-blowing jet

S He, K Zhang, Y Song, Y Zhou - Physics of Fluids, 2023 - pubs.aip.org
This work experimentally investigates flow separation control over a two-dimensional curved
ramp using a spanwise steady-blowing slit jet. The flow separation and reattachment are first …

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 …

Multi-objective optimization on bionic fractal structure for heat exchanging of two fluids by genetic algorithm

L Pan, Z Yao, W Yao, X Wei - International Journal of Heat and Mass …, 2023 - Elsevier
Numerous industrial processes involve heat exchange, and the efficiency of energy usage
depends heavily on the effectiveness of this exchange. Thermal structure is a critical factor …

Effect of multi-parameter optimization of water-laser coupling device and nozzle geometry on the stability of water-guided laser beam

R Wu, S Nie, H Ji, Y Wang, L Lin, F Yin - Physics of Fluids, 2024 - pubs.aip.org
The stability of the water jet flow used in water-guided laser processing plays a crucial role
in determining the quality of the processing process. The present study aims to investigate …

Experimental design for a novel co-flow jet airfoil

H Jiang, W Yao, M Xu - Advances in Aerodynamics, 2023 - Springer
Abstract The Co-flow Jet (CFJ) technology holds significant promise for enhancing
aerodynamic efficiency and furthering decarbonization in the evolving landscape of air …

Computational analysis of influence of CFJ components on aerodynamic performance

CM Vigneswaran, GC VishnuKumar - Physics of Fluids, 2023 - pubs.aip.org
This research aims to explore the effect of the co-flow jet (CFJ) airfoil injection jet velocity,
injection height, and injection mass flow rate on the aerodynamic coefficient through …

Wing design optimization and stall analysis with Co-flow Jet active control

H Jiang, W Yao, B Zheng, M Xu - Physics of Fluids, 2024 - pubs.aip.org
Coupled with Co-flow Jet (CFJ) technology, the Non-dominated Sorting Genetic Algorithm II
was utilized for the multi-objective combination optimization of an optimized Co-flow Jet …