Physics and modeling of large flow disturbances: discrete gust encounters for modern air vehicles

AR Jones, O Cetiner, MJ Smith - Annual Review of Fluid …, 2022 - annualreviews.org
Gusts of moderate and large magnitude induce flow separation and other complexities when
they interact with the lifting surfaces of air vehicles. The presence of these nonlinear gusts …

[HTML][HTML] Gust mitigation with an oscillating airfoil at low Reynolds number

N Poudel, M Yu, JT Hrynuk - Physics of Fluids, 2021 - pubs.aip.org
The encounter between micro-aerial vehicles (MAVs) and gusts is often detrimental and
mitigating the effects of the gust is important for operating MAVs under severe environmental …

Dimensional analysis of a transverse gust encounter

CM Stutz, JT Hrynuk, DG Bohl - Aerospace Science and Technology, 2023 - Elsevier
A dimensional analysis of transverse gusts was performed using the Buckingham Π theorem
in an effort to standardize their characterization. This analysis identified three key terms that …

Experimental investigation of transverse and vortex gust encounters at low Reynolds numbers

H Biler, G Sedky, AR Jones, M Saritas, O Cetiner - AIAA Journal, 2021 - arc.aiaa.org
This paper aims to study the lift response of transverse and vortex gust encounters. A sine-
squared transverse gust was created in a water towing tank using a water jet, whereas a …

Effect of wingtip bending morphing on gust-induced aerodynamics based on fluid-structure interaction method

Y Zheng, Y Dai, C Yang, Y Li, Y Hu - Physics of Fluids, 2023 - pubs.aip.org
This paper investigates the effect of wingtip bending morphing on gust-induced
aerodynamics based on the fluid–structure interaction (FSI) method at Re= 40 000. First, an …

Iterative maneuver optimization in a transverse gust encounter

X Xu, A Gementzopoulos, G Sedky, AR Jones… - AIAA Journal, 2023 - arc.aiaa.org
This paper presents a framework based on either iterative simulation or iterative
experimentation for constructing an optimal, open-loop maneuver to regulate the …

[HTML][HTML] A novel approach for artificially generating horizontal wind gusts based on a movable plate: The paddle

JN Wood, M Breuer, T Neumann - Journal of Wind Engineering and …, 2022 - Elsevier
The paper is concerned with a novel approach to generate horizontal wind gusts in classical
wind tunnels. Assuming an open test section of an Eiffel-or Göttingen-type wind tunnel, the …

[HTML][HTML] Assessment of two wind gust injection methods: Field velocity vs. split velocity method

K Boulbrachene, G De Nayer, M Breuer - Journal of Wind Engineering and …, 2021 - Elsevier
The objective of the present paper is to revisit two well-known wind gust injection methods in
a consistent manner and to assess their performance based on different application cases …

[HTML][HTML] Aerodynamic response of a serpentine inlet to horizontal periodic gusts

S Sun, Z Wu, H Huang, G Bangga, H Tan - Aerospace, 2022 - mdpi.com
Gust is a common atmospheric turbulence phenomenon encountered by aircraft and is one
major cause of several undesired instability problems. Although the response of aircraft to …

Unsteady aerodynamic response of a flat plate encountering large-amplitude sharp-edged gust

C Badrya, AR Jones, JD Baeder - AIAA Journal, 2022 - arc.aiaa.org
This study presents numerical findings of the response of a flat plate to transverse, sharp-
edged gusts at a low Reynolds number (R e= 40, 000). A split velocity method was …