Experimental Investigation of Aerosol and CO2 Dispersion for Evaluation of COVID-19 Infection Risk in a Concert Hall

W Schade, V Reimer, M Seipenbusch… - International Journal of …, 2021 - mdpi.com
The dispersion of small aerosols in a concert hall is experimentally studied for estimating the
risk of infection with SARS-CoV-2 during a concert. A mannequin was modified to emit an air …

Influence of turbulent incoming flow on aerodynamic behaviors of train at 90° yaw angle

RD Xue, XH **ong, XB Li, G Chen - Physics of Fluids, 2023 - pubs.aip.org
Turbulent incoming flow conditions are closely matched to the crosswinds experienced by
trains in windy areas. Therefore, it is important to investigate how the turbulent inflow affects …

Inverse Magnus effect on a rotating sphere: when and why

J Kim, H Choi, H Park, JY Yoo - Journal of Fluid Mechanics, 2014 - cambridge.org
In some specific conditions, a flying spinning ball deflects in a direction opposite to that
predicted by the Magnus effect, which is known as the inverse Magnus effect. To elucidate …

The effects of free stream turbulence on the hydrodynamic characteristics of an AUV hull form

A Mitra, JP Panda, HV Warrior - Ocean Engineering, 2019 - Elsevier
This article presents experimental and numerical studies on the effect of free stream
turbulence (FST) on evolution of flow over an autonomous underwater vehicle (AUV) hull …

[HTML][HTML] The influence of turbulence on cycling aerodynamics

C Brown, D Burton, T Crouch, MC Thompson - Journal of Wind Engineering …, 2023 - Elsevier
Many previous studies have focused on characterising Reynolds number effects and
skinsuit design to better understand and improve aerodynamic performance. However, the …

Effect of turbulence dispersion on bubble-particle collision efficiency

A Wang, MM Hoque, G Evans, S Mitra - Minerals Engineering, 2022 - Elsevier
In this study, bubble-particle collision efficiency in a single-bubble system (bubble
diameter∼ 1 mm) for different turbulence intensity (Ti∼ 4%− 20%) and various particle size …

Mechanism of drag reduction by a surface trip wire on a sphere

K Son, J Choi, WP Jeon, H Choi - Journal of fluid mechanics, 2011 - cambridge.org
The effect of a surface trip wire on the flow around a sphere is experimentally investigated at
subcritical Reynolds numbers of Re= 0.5× 105–2.8× 105 based on the free-stream velocity …

A strategy for modifying the effect of turbulence integral scale on fluctuating pressures of rectangular prisms

S Du, M Li, Y Yang, H Zhang, M Li - Physics of Fluids, 2023 - pubs.aip.org
The turbulence integral scale has a significant effect on the fluctuating pressures
encountered by prisms. At present, the turbulence integral scale cannot be adequately …

Adaptive-passive control of flow over a sphere for drag reduction

S Chae, S Lee, J Kim, JH Lee - Physics of Fluids, 2019 - pubs.aip.org
A new adaptive-passive control device is introduced to optimally reduce the drag on a
sphere over a wide range of Reynolds numbers, Re= 0.4× 10 5–4.4× 10 5. The device …

On the effects of the free-stream turbulence on the heat transfer from a sphere

I Rodriguez, O Lehmkuhl, M Soria - International Journal of Heat and Mass …, 2021 - Elsevier
Free-stream turbulence is present in many engineering applications and is known to affect
both bluff body aerodynamics and heat transfer. In this work, its effects on the heat transfer …