Flexible-membrane airfoils at low Reynolds numbers

H Hu, M Tamai, JT Murphy - Journal of Aircraft, 2008 - arc.aiaa.org
MICRO air vehicles (MAVs), which are characterized by small vehicle size (approximately 10
cm) and low flight speeds (approximately 10 m= s), are of great interest to both military and …

Fluid–structure interaction of a flexible membrane wing at a fixed angle of attack

X He, JJ Wang - Physics of Fluids, 2020 - pubs.aip.org
Fluid–structure interaction of a flexible membrane wing was investigated experimentally at a
fixed angle of attack (α= 14). The Reynolds numbers (Re) based on the chord length of the …

Aeroelastic topology optimization of membrane structures for micro air vehicles

B Stanford, P Ifju - Structural and Multidisciplinary Optimization, 2009 - Springer
This work considers the aeroelastic optimization of a membrane micro air vehicle wing
through topology optimization. The low aspect ratio wing is discretized into panels: a two …

Aspect-ratio effects on aeromechanics of membrane wings at moderate Reynolds numbers

R Bleischwitz, R de Kat, B Ganapathisubramani - AIAA Journal, 2015 - arc.aiaa.org
The aspect ratio of a membrane wing at moderate Reynolds number R e= 67,500 affects
aerodynamic performance as well as membrane deformations. Wind-tunnel experiments are …

Passive flow control by membrane wings for aerodynamic benefit

A Timpe, Z Zhang, J Hubner, L Ukeiley - Experiments in fluids, 2013 - Springer
The coupling of passive structural response of flexible membranes with the flow over them
can significantly alter the aerodynamic characteristic of simple flat-plate wings. The use of …

Energy harvesting from the gust response of membrane wing using piezoelectrics

G Huang, Y Dai, Y Wu, C Yang, Y Xia - Aerospace Science and …, 2022 - Elsevier
Micro-air vehicles face challenges in aerodynamic and endurance. This paper presents a
novel gust response-based membrane wing energy harvester to solve these issues. An aero …

An experimental study of flexible membrane airfoils at low Reynolds numbers

M Tamai, J Murphy, H Hu - 46th AIAA Aerospace Sciences Meeting and …, 2008 - arc.aiaa.org
An experimental study was conducted to explore the benefits of using flexible membrane
airfoils/wings at low Reynolds numbers for MAV applications. In addition to measuring …

Wind tunnel tests for a flapping wing model with a changeable camber using macro-fiber composite actuators

DK Kim, JH Han, KJ Kwon - Smart materials and structures, 2009 - iopscience.iop.org
In the present study, a biomimetic flexible flapping wing was developed on a real ornithopter
scale by using macro-fiber composite (MFC) actuators. With the actuators, the maximum …

Leading-and trailing-edge effects on the aeromechanics of membrane aerofoils

S Arbos-Torrent, B Ganapathisubramani… - Journal of Fluids and …, 2013 - Elsevier
This study explores the effect that geometry of silver steel supports have on the
aeromechanic performance of membrane aerofoils. Tests are performed at low Reynolds …

Experimental analysis of fluid-structure interaction in flexible wings at low Reynolds number flows

MS Genç, H Demir, M Özden, TM Bodur - Aircraft Engineering and …, 2021 - emerald.com
Purpose The purpose of this exhaustive experimental study is to investigate the fluid-
structure interaction in the flexible membrane wings over a range of angles of attack for …