Energy harvesting properties of a flapping wing with an adaptive Gurney flap

B Zhu, Y Huang, Y Zhang - Energy, 2018 - Elsevier
Flapping wing structures have drawn increasing attention for harvesting energy from flowing
fluids. This work proposes the application of an adaptive Gurney flap to the trailing end of a …

[PDF][PDF] 基于后缘小翼的翼型动态失速主动控制试验研究

李国强, 宋奎辉, 覃晨, 赵光银, 吴霖鑫, 杨永东 - 航空学报, 2024 - researchgate.net
针对旋翼动态失速导致的非定常载荷增加和失速颤振问题, 开展了基于后缘小翼的翼型动态失速
主动控制试验研究, 试验雷诺数Re= 7.0× 105, 减缩频率k= 0.097. 采用动态压力测试手段 …

Controlling flow separation on a thick airfoil using backward traveling waves

AM Akbarzadeh, I Borazjani - AIAA Journal, 2020 - arc.aiaa.org
Large-eddy simulations (LESs) of low-Reynolds-number flow (Re= 50,000) over a
NACA0018 airfoil are performed to investigate flow control at the stall angle of attack (15 …

Stall delay and leading-edge suction for a pitching airfoil with trailing-edge flap

G He, J Deparday, L Siegel, A Henning, K Mulleners - AIAA Journal, 2020 - arc.aiaa.org
The flow around a pitching NACA0015 airfoil with an oscillating trailing-edge flap is
experimentally investigated to characterize the influence of the flap kinematics on the …

Unsteady airfoil with a harmonically deflected trailing-edge flap

T Lee, YY Su - Journal of Fluids and Structures, 2011 - Elsevier
The effects of a harmonically deflected trailing-edge flap, actuated at different start times and
amplitudes but with frequency different from the airfoil motion, on the aerodynamic loads of …

Aerodynamic and aeroacoustic analysis of a harmonically morphing airfoil using dynamic meshing

C Abdessemed, A Bouferrouk, Y Yao - Acoustics, 2021 - mdpi.com
This work explores the aerodynamic and aeroacoustic responses of an airfoil fitted with a
harmonically morphing Trailing Edge Flap (TEF). An unsteady parametrization method …

Thermal buckling of functionally graded material cylindrical shells on elastic foundation

E Bagherizadeh, Y Kiani, MR Eslami - AIAA journal, 2012 - arc.aiaa.org
MIRZAVAND and Eslami [1] have presented the thermal buckling analysis of simply
supported functionally graded material (FGM) cylindrical shells that are integrated with the …

Flow control around the UAS-S45 pitching airfoil using a dynamically morphing leading edge (DMLE): A numerical study

M Bashir, N Zonzini, RM Botez, A Ceruti, T Wong - Biomimetics, 2023 - mdpi.com
This paper investigates the effect of the Dynamically Morphing Leading Edge (DMLE) on the
flow structure and the behavior of dynamic stall vortices around a pitching UAS-S45 airfoil …

A numerical study on controlling flow separation via surface morphing in the form of backward traveling waves

A Akbarzadeh, I Borazjani - AIAA Aviation 2019 Forum, 2019 - arc.aiaa.org
Low Reynolds number (Re< 500,000) aerodynamics is an active research area as it has
applications in micro-air vehicles (MAVs) and small unmanned aerial vehicles (UAVs)[1, 2] …

Optimizing wind turbine efficiency by deformable structures in smart blades

J Alejandro Franco… - Journal of …, 2015 - asmedigitalcollection.asme.org
This paper presents a method for optimizing blade designs in smart rotors; the objective is to
maximize power regardless of wind conditions. An extensive analysis of what is known as …