Traditional and new types of passive flow control techniques to pave the way for high maneuverability and low structural weight for UAVs and MAVs

MS Genç, K Koca, H Demir, HH Açıkel - Autonomous Vehicles, 2020 - books.google.com
Prevailing utilization of airfoils in the design of micro air vehicles and wind turbines causes
to gain attention in terms of determination of flow characterization on these flight vehicles …

Low-Reynolds-number effects in passive stall control using sinusoidal leading edges

JLE Guerreiro, JMM Sousa - AIAA journal, 2012 - arc.aiaa.org
THE interest in micro air vehicles (MAVs) has grown exponentially in recent years motivated
by the increasing capability in miniaturizing the avionics. Equipped with small video …

Numerical study on the use of a sinusoidal leading edge for passive stall control at low Reynolds number

J Melo De Sousa, J Camara - … including the new horizons forum and …, 2013 - arc.aiaa.org
HE interest in micro air vehicles (MAVs) has increased in the last decades, accompanied by
the technological advance demanded for their development. Such vehicles can nowadays …

Low Reynolds number laminar airfoil with active flow control

M Thake, N Packard, C Bonilla, J Bons - 5th Flow Control Conference, 2010 - arc.aiaa.org
I. Introduction ost current commercial and military aircraft are equipped with airfoils designed
to operate with turbulent flow across the airfoil surface due to its boundary layer control …

Active flow control devices for wing load alleviation

K Khalil, S Asaro, A Bauknecht - Journal of Aircraft, 2022 - arc.aiaa.org
Active flow control has not found wide application in aircraft due to a combination of
technical challenges, costs, and small impact on overall aircraft performance. Future …

Characterization of zero mass flux flow control for separation control of an adaptive airfoil

N Pern, J Jacob, R Lebeau - 3rd AIAA Flow Control Conference, 2006 - arc.aiaa.org
In the past two decades, interest in low Reynolds number applications have increased
rapidly. Recently, low Reynolds numbers flows have gained much popularity, due to …

From lab to full scale Active Flow Control drag reduction: How to bridge the gap?

A Seifert, T Shtendel, D Dolgopyat - Journal of Wind Engineering and …, 2015 - Elsevier
Abstract Active Flow Control (AFC) is being investigated as a tool for boundary layer
separation delay. Increasing lift by delaying stall has been the most common objective. More …

Adaptive closed-loop separation control on a high-lift configuration using extremum seeking

R Becker, R King, R Petz, W Nitsche - AIAA journal, 2007 - arc.aiaa.org
EXPLOITING flow instabilities, active flow control (AFC) can significantly enhance the region
of operation compared to passive means, such as riblets or vortex generators. Moreover, for …

Generic transport aft-body drag reduction using active flow control

E Ben-Hamou, E Arad, A Seifert - Flow, turbulence and combustion, 2007 - Springer
Active flow-separation control is an effective and efficient mean for drag reduction and
unsteady load alleviation resulting from locally or massively separated flow. Such a situation …

The effect of passive and active boundary-layer fences on swept-wing performance at low Reynolds number

MM Walker, JP Bons - 2018 AIAA Aerospace Sciences Meeting, 2018 - arc.aiaa.org
The small scale and low speeds of many UAVs has led to significant interest in low
Reynolds number aerodynamics. In post-stall conditions, efforts to reattach flow and regain …