[HTML][HTML] Bifurcation analysis of vortex-induced vibration of low-dimensional models of marine risers

D Wang, Z Hao, E Pavlovskaia, M Wiercigroch - Nonlinear Dynamics, 2021 - Springer
A low-dimensional model of a top-tensioned riser under excitations from vortices and time-
varying tension is proposed, where the van der Pol wake oscillator is used to simulate the …

[HTML][HTML] Identification of upper branch for vortex-induced vibration of a circular cylinder at Re= 300

D Dorogi, L Baranyi - Journal of Fluids and Structures, 2020 - Elsevier
In this study flow around a circular cylinder undergoing transverse-only vortex-induced
vibrations is investigated using a two-dimensional in-house CFD code. The Navier–Stokes …

Two-degrees of freedom flow-induced vibration of circular cylinder with nonlinear stiffness

W Zhang, X Li, Z He - Ocean Engineering, 2023 - Elsevier
Nonlinear stiffness is widespread in engineering field, which normally caused by
deformation of anisotropic structures or support gaps between structures. In this work, two …

Large eddy simulations and modal decomposition analysis of flow past a cylinder subject to flow-induced vibration

MJ Janocha, MC Ong, G Yin - Physics of Fluids, 2022 - pubs.aip.org
Large eddy simulations (LES) are carried out to investigate the flow around a vibrating
cylinder in the subcritical Reynolds number regime at Re= 3900. Three reduced velocities, U …

Vortex-induced vibration forever even with high structural damping

P Han, E De Langre, MC Thompson… - Journal of Fluid …, 2023 - cambridge.org
This study investigates the effect of structural damping on vortex-induced vibration (VIV) of a
circular cylinder when the mass ratio is below its critical value. It is confirmed by water …

Vortex-induced vibrations of two rigidly coupled circular cylinders in tandem arrangement

H Ping, Y Cao, K Zhang, Z Han, D Zhou, H Zhu… - Ocean Engineering, 2022 - Elsevier
In this paper, we study the transverse vortex-induced vibrations (VIV) of two rigidly
connected circular cylinders of equal size, arranged in a tandem configuration, by means of …

A wind tunnel investigation of the effects of end and laminar/turbulent inflow conditions on cylinder vortex-induced vibrations

R Bourguet, R Mathis - Journal of Fluids and Structures, 2023 - Elsevier
The influence of end and inflow conditions on the vortex-induced vibrations of a cylinder is
studied on the basis of wind tunnel experiments, combining measurements of the body …

Flapping of heavy inverted flags: a fluid-elastic instability

M Tavallaeinejad, MP Païdoussis… - Journal of Fluid …, 2020 - cambridge.org
Wind tunnel experiments are described in this paper, aiming to examine the global
dynamics of heavy inverted flags, with a specific focus on the underlying mechanism of large …

[HTML][HTML] Fluid-induced deformation of elastic plate mounted vertically in viscous flow and oscillation frequency prediction using artificial neural networks

M Kanchan, D Lewis, A Varma - Ocean Engineering, 2024 - Elsevier
In this paper, a vertically held thin elastic plate subjected to viscous fluid flow and
undergoing flow-induced deformation is examined. Two-dimensional numerical simulations …

Bistabilities in two parallel Kármán wakes

C Ren, L Cheng, C Xiong, F Tong… - Journal of Fluid …, 2021 - cambridge.org
Bistabilities in two parallel Kármán wakes Page 1 J. Fluid Mech. (2021), vol. 929, A5, doi:10.1017/jfm.2021.832
Bistabilities in two parallel Kármán wakes Chengjiao Ren1,2,3, Liang Cheng1,2,3,† …