Review of active control of circular cylinder flow

WL Chen, Y Huang, C Chen, H Yu, D Gao - Ocean Engineering, 2022 - Elsevier
Fluid flow around a circular cylinder is ubiquitous in nature and in various industrial
applications. The periodic von Kármán vortex shedding from the cylinder is one of the …

Review of the excitation mechanism and aerodynamic flow control of vortex-induced vibration of the main girder for long-span bridges: A vortex-dynamics approach

D Gao, Z Deng, W Yang, W Chen - Journal of Fluids and Structures, 2021 - Elsevier
Two vortex-induced vibration (VIV) events of the main girder of long-span bridges
successively happened on the Yingwuzhou suspension bridge and Humen suspension …

Primary instability, sensitivity and active control of flow past two tandem circular cylinders

Z Liu, L Zhou, H Tang, Z Wang, F Zhao, X Ji, H Zhang - Ocean Engineering, 2024 - Elsevier
The tandem two-cylinder configuration is frequently employed in engineering structures. Its
fluid force and vortex shedding are significantly greater than those of widely studied single …

Flow and aerodynamic noise control of a circular cylinder by local blowing

R Maryami, EJG Arcondoulis, Y Liu - Journal of Fluid Mechanics, 2024 - cambridge.org
In this experimental study, the impact of symmetric local blowing on suppressing the vortex-
induced noise of a circular cylinder was investigated. A highly instrumented cylinder with …

Experimental investigation of active local blowing on the aerodynamic noise reduction of a circular cylinder

R Maryami, EJG Arcondoulis, J Guo, Y Liu - Journal of Sound and Vibration, 2024 - Elsevier
The strategic implementation of local blowing (LB) around a circular cylinder within a
uniform flow has demonstrated its capacity to effectively suppress aerodynamic noise under …

Active flow control of the dynamic wake behind a square cylinder using combined jets at the front and rear stagnation points

D Gao, H Meng, Y Huang, G Chen, WL Chen - Physics of Fluids, 2021 - pubs.aip.org
This study experimentally investigated an active flow control method with combined jets at
the front and the rear stagnation points of a square cylinder to suppress the unsteady wake …

[HTML][HTML] On the influence of porous coating thickness and permeability on passive flow and noise control of cylinders

S Sharma, TF Geyer, EJG Arcondoulis - Journal of Sound and Vibration, 2023 - Elsevier
Aeroacoustic studies of porous cylinder coatings, which reduce the vortex shedding noise of
cylinders in uniform flow, have received increased attention. To further understand how …

Aerodynamic noise reduction of a blunt flat plate by trailing-edge blowing

J Guo, R Maryami, C Yang, Y Yang, X Wang, Y Liu - Physics of Fluids, 2023 - pubs.aip.org
This study investigates the influence of air blowing on the aerodynamic noise generated by
a flat plate with a blunt trailing edge. The uniform blowing was applied through evenly …

Structured porous surface for drag reduction and wake attenuation of cylinder flow

Z Xu, X Chang, H Yu, WL Chen, D Gao - Ocean Engineering, 2022 - Elsevier
In the current study, a new passive flow control strategy characterized by 3D printing
structured porous surface was introduced and experimentally investigated to manipulate the …

Control of a circular cylinder flow using attached solid/perforated splitter plates at deflection angles

C Wang, Y Li - Physics of Fluids, 2023 - pubs.aip.org
Control of a circular cylinder flow by rear-attached solid/perforated splitters has been
experimentally investigated using Particle Image Velocimetry (PIV) and far-field …