Onset of vortex shedding and hysteresis in flow over tandem sharp-edged cylinders of diverse cross sections

M Kouchakzad, A Sohankar, MR Rastan - Physics of Fluids, 2024 - pubs.aip.org
Numerical simulations are conducted to analyze flow characteristics around two tandem
sharp-edged cylinders with cross sections of square (⁠ b 1*= 1⁠) for the upstream cylinder …

Flow-induced vibrations of a circular cylinder positioned upstream of a fixed cylinder

S Li, J Wang, B Zhang, P Han - Physics of Fluids, 2024 - pubs.aip.org
The present work employs the immersed boundary method to perform direct simulations of
flow-induced vibrations in a tandem cylinder at laminar flows, where only the upstream …

Numerical investigation of flow field characteristics around semi-submerged rectangular cylinders with rounded corners

J Zhou, J Ren, D Li, P Wang, W Bai - Ocean Engineering, 2024 - Elsevier
The investigation of flow field characteristics of the semi-submerged rectangular cylinder
(SRC) with rounded corners is of crucial industrial importance, but it faces two main …

Performance Enhancement of Falling Film Dehumidifier by Variation Number and Width Ratio Rectangular Cylinder Based on CFD Simulation

F Rokhman, E Yohana, M Tauviqirrahman… - International Journal of …, 2024 - Elsevier
The implementation of computational fluid dynamics (CFD) technologies has grown popular
in various engineering fields to solve problems because it has high efficiency, affordable …

Sinusoidal oscillating flow over two tandem square cylinders: Three-dimensional large eddy simulations

P Wang, Q Zhou, M Li, S Cao - Journal of Wind Engineering and Industrial …, 2024 - Elsevier
Three-dimensional large eddy simulations are conducted to investigate the sinusoidal
oscillating flow over the two tandem square cylinder at Reynolds number Re= 1000 and the …

Numerical investigation of gap spacing and Reynolds number effects on unconfined flow around staggered square cylinders

A Sohankar, K Harandifasih, A Mashhadi - Physics of Fluids, 2025 - pubs.aip.org
This numerical study presents laminar, two-dimensional analyses of unconfined flow over
two staggered square cylinders, oriented at a 45 angle relative to the incoming flow …

Numerical analysis of the flow over four side-by-side square cylinders with different gaps

Q Sun, H Yuan, H Liang, X Zhou, D Zhan - Physics of Fluids, 2024 - pubs.aip.org
This study conducts two-dimensional numerical simulations of the flow over four square
cylinders arranged side by side at a low Reynolds number (Re) of 100. The investigation …

Effect of gap width on flow structure and reattaching characteristic of two tandem 5: 1 rectangular cylinders: Experimental and numerical studies

P Wang, J Li, Y Zhao, S Wang, S Li - Physics of Fluids, 2024 - pubs.aip.org
The flow structure and reattaching characteristic of two tandem rectangular cylinders with
aspect ratio being 5: 1 have been investigated through wind tunnel experiments and three …

Aerodynamic interference effect and flow field mechanism of two tandem rectangular columns with a small width–thickness ratio at a high Reynolds number

H Jiang, X Liu, L Ruan, A Chen, Q Yang - Physics of Fluids, 2024 - pubs.aip.org
This paper conducted wind tunnel tests and large eddy simulations to study the
aerodynamic interference effect and flow field mechanism of two tandem rectangular …

Non-Gaussian properties and their effects on extreme wind pressure of a 4: 1 rectangular cylinder

X Liu, L Ruan, H Jiang, A Chen, Q Yang - Physics of Fluids, 2024 - pubs.aip.org
This paper investigates the wind pressure characteristics of a 4: 1 rectangular cylinder under
19 wind angles using a rigid model wind tunnel test, focusing on non-Gaussian properties …