Airfoil GAN: encoding and synthesizing airfoils for aerodynamic shape optimization [PDF]
Journal of Computational Design and Engineering, 2023 Abstract The current design of aerodynamic shapes, like airfoils, involves computationally intensive simulations to explore the possible design space. Usually, such design relies on the prior definition of design parameters and places restrictions on synthesizing novel shapes.
Yuyang Wang +2 more
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Effect of Tailing-Edge Thickness on Aerodynamic Noise for Wind Turbine Airfoil [PDF]
Energies, 2019 The influence of wind turbine airfoil trailing edge thickness on aerodynamics and aerodynamic noise characteristics was studied using the computational fluid dynamics (CFD)/ Ffowcs Williams–Hawkings (FW–H) method in the present work.
Xinkai Li +4 more
doaj +2 more sources
Experimental Investigation of Aerodynamic Noise Characteristics of Tandem Asymmetric Airfoils Across Varied Angles of Attack [PDF]
Journal of Applied Fluid MechanicsThis paper experimentally investigates the aerodynamic noise characteristics of a tandem asymmetric airfoil-airfoil at different angles of attack in the 0.5 m×0.4 m acoustic wind tunnel at Wenzhou University.
W. Shi, Y. Li, J. Zhou, Z. Chen
doaj +2 more sources
Owl airfoil aerodynamic noise sources and performance compared to hawk and NACA0012 airfoils for low Reynolds applications [PDF]
Scientific ReportsThe investigation of low Reynolds number flows is crucial, particularly for applications such as wind turbines and small-scale UAVs. This study compares the owl airfoil with the NACA0012 and hawk airfoils through wind tunnel testing, utilizing pressure ...
M. Kazemi, M. Mani
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Aerodynamic analysis and ANN-based optimization of NACA airfoils for enhanced UAV performance. [PDF]
Sci RepKhan SH +8 more
europepmc +2 more sources
Aeroacoustic airfoil shape optimization enhanced by autoencoders [PDF]
Expert systems with applications, 2022 We present a framework for airfoil shape optimization to reduce the trailing edge noise for the design of wind turbine blades. Far-field noise is evaluated using Amiet's theory coupled with the TNO-Blake model to calculate the wall pressure spectrum and ...
J. Kou +6 more
semanticscholar +1 more source
Gust–Airfoil Coupling with a Loaded Airfoil [PDF]
AIAA Journal, 2021 The unsteady load response of an airfoil encountering a gust is often modeled using analytical transfer functions, which assume idealized behavior of both the flow and the airfoil.
Young, Anna M., Smyth, Amanda S. M.
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Experimental study of the effect of a slat on the aerodynamic performance of a thick base airfoil [PDF]
Wind Energy Science, 2022 There is continuous effort to try and improve the aerodynamic performance of wind turbine blades. This experimental study focusses on the addition of a passive slat on a thick airfoil typically used in the inboard part of commercial wind turbine blades ...
A. Viré +3 more
doaj +1 more source
A New Method of Sectional Expression of Wind Turbine Airfoil Function
Energies, 2021 To expand the airfoil database and realize the reverse digital airfoil design, this paper proposes a new sectional expression function of wind turbine airfoil based on the Joukowski transformation and derives the function equation for the novel airfoil ...
Zhaohuang Zhang +3 more
doaj +1 more source
Numerical Simulation of Random Cavitation Suppression Based on Variable NACA Airfoils
Applied Sciences, 2021 In order to suppress the cavitation of an airfoil under random operating conditions, a deformable covering was constructed in the cavitation prone area of the NACA0012 airfoil.
Weidong Shi +5 more
doaj +1 more source