A review of bluff body wakes

JF Derakhshandeh, MM Alam - Ocean Engineering, 2019 - Elsevier
The application of an unsteady viscous flow around a bluff body has covered a wide range
of scientific fields. This paper reviews the wakes of different cross-sectional bluff bodies …

Dynamic mode decomposition on pressure flow field analysis: Flow field reconstruction, accuracy, and practical significance

CY Li, KT Tim, G Hu - Journal of Wind Engineering and Industrial …, 2020 - Elsevier
This study applies the Dynamic Mode Decomposition (DMD) technique to a prototypical
wind engineering problem of flow past a square prism at a Reynolds number of 22,000 to …

The wake of a wall-mounted rectangular cylinder: Cross-sectional aspect ratio effect

MR Rastan, H Shahbazi, A Sohankar, MM Alam… - Journal of Wind …, 2021 - Elsevier
Large-eddy simulations are performed to study the wake of a wall-mounted finite-length
rectangular prism at a Reynolds number Re​=​ 1.2​×​ 10 4 for the prism aspect ratio AR …

Twisted-wind effect on the flow field of tall building

L Zhou, G Hu, KT Tse, X He - Journal of Wind Engineering and Industrial …, 2021 - Elsevier
Tall buildings in hilly terrain are very likely being attacked by topography-induced twisted
wind. In this study, the effects of three wind profiles on second-generation benchmark …

Numerical comparison of ventilation modes on the transmission of coughing droplets in a train compartment

R Xu, F Wu, X Li, C Yu, H Li, R Wu, Y Wu - Journal of Wind Engineering and …, 2022 - Elsevier
The ventilation system in the indoor environments plays a significant role in controlling the
cross-infection of viruses and the risk of infection. This work investigated the effects of …

Decoupling bi-directional fluid–structure interactions by the Koopman theory: Actualizing one-way subcases and the role of crosswind structure motion

Z Chen, Y Wang, S Wang, H Huang, KT Tse, CY Li… - Physics of …, 2022 - pubs.aip.org
We propose a novel thinking of decoupling bi-directional fluid–structure interactions (bi-FSI)
into simpler mono-directional components for analytical insights. The decoupling aims to …

An investigation on external airflow around low-rise building with various roof types: PIV measurements and LES simulations

Z Liu, Z Yu, X Chen, R Cao, F Zhu - Building and Environment, 2020 - Elsevier
In this study, the influence of different roof shapes on the airflow around isolated low-rise
buildings is investigated with particle imaging velocity (PIV) wind tunnel experiments and …

Wind-induced responses of a tall building with a double-skin façade system

G Hu, S Hassanli, KCS Kwok, KT Tse - Journal of Wind Engineering and …, 2017 - Elsevier
To date the engineering community has seen double-skin façade systems as non-structural
elements on buildings for the aesthetic desire, improving the indoor environment, reducing …

Utilizing cavity flow within double skin façade for wind energy harvesting in buildings

S Hassanli, G Hu, KCS Kwok, DF Fletcher - Journal of Wind Engineering …, 2017 - Elsevier
Efficient wind energy harvesting by utilizing small-scale wind turbines in the urban
environment requires techniques to enhance the desirable flow characteristics, including …

Detached eddy simulation of pedestrian-level wind and gust around an elevated building

J Liu, J Niu, CM Mak, Q Xia - Building and Environment, 2017 - Elsevier
Wind flow turbulence is known to have a major influence on the pedestrian-level wind (PLW)
environments, particularly around a building. The elevated design of a building, as a special …