An investigation into the hydrodynamics of a flexible riser undergoing vortex-induced vibration

L Song, S Fu, J Cao, L Ma, J Wu - Journal of Fluids and Structures, 2016 - Elsevier
In this study, a method to obtain the hydrodynamic forces of a flexible riser undergoing
vortex-induced vibration (VIV) based on measured strain is proposed. The tensioned riser is …

Experimental study on the drag forces on a twin-tube submerged floating tunnel segment model in current

S Deng, H Ren, Y Xu, S Fu, T Moan, Z Gao - Applied Ocean Research, 2020 - Elsevier
In this paper, the drag forces on a rigid segment of a twin-tube submerged floating tunnel
(SFT) under various Re number and submergence are experimentally investigated with a …

A time domain prediction method for the vortex-induced vibrations of a flexible riser

M Zhang, S Fu, L Song, X Tang, Y He - Marine Structures, 2018 - Elsevier
In this paper, a time domain prediction method from experimental data is proposed for vortex-
induced vibration (VIV) of flexible risers. The nonlinear factors, couplings among axial …

Hydrodynamic force model for flexible pipe based on energy competition and applications into flow induced vibration prediction in uniform flow

H Ren, S Fu, B Zhao, M Zhang, Y Xu, J Shen, X Fu… - Marine Structures, 2022 - Elsevier
A modified hydrodynamic force model based on the energy competition is developed. The
model divides the hydrodynamic loads on flexible cylinder pipes undergoing bidirectional …

Experimental investigation on in-plane/out-of-plane vortex-induced vibrations of curved cylinder in parallel and perpendicular flows

N Srinil, B Ma, L Zhang - Journal of Sound and Vibration, 2018 - Elsevier
This study is motivated by an industrial need to better understand the vortex-induced
vibration (VIV) of a curved structure subject to current flows with varying directions whose …

Lock-in regions of laminar flows over a streamwise oscillating circular cylinder

KH Kim, JI Choi - Journal of Fluid Mechanics, 2019 - cambridge.org
Lock-in regions of laminar flows over a streamwise oscillating circular cylinder Page 1 J.
Fluid Mech. (2019), vol. 858, pp. 315–351. c Cambridge University Press 2018 doi:10.1017/jfm.2018.787 …

Distribution of drag force coefficient along a flexible riser undergoing VIV in sheared flow

L Song, S Fu, S Dai, M Zhang, Y Chen - Ocean Engineering, 2016 - Elsevier
The drag force coefficients of a flexible riser undergoing vortex-induced vibration (VIV) in
sheared flow are investigated for Reynolds numbers (Re) up to 1.2× 10 5. Based on the drag …

剪切流下发生涡激振动的柔性立管阻力特性研究

宋磊建, 付世晓, 于大鹏, 任铁, 张萌萌 - 力学学报, 2016 - lxxb.cstam.org.cn
利用缩尺模型试验的方法研究了线性剪切流下涡激振动发生时柔性立管的阻力特性.
文中基于光纤光栅应变传感器测得的模型应变信息, 采用梁复杂弯曲理论计算了立管的平均阻力 …

Characterization of variable hydrodynamic coefficients and maximum responses in two-dimensional vortex-induced vibrations with dual resonances

H Zanganeh, N Srinil - Journal of Vibration and …, 2014 - asmedigitalcollection.asme.org
A phenomenological model and analytical–numerical approach to systematically
characterize variable hydrodynamic coefficients and maximum achievable responses in two …

Vibrating behavior of submerged floating tunnel in current field investigated with hybrid vector-autoregressive model

D Shao, J Zheng, J Zhang, Y Yang, J Zhang - Ocean Engineering, 2022 - Elsevier
This paper presents a study for identifying damage severity and location in the supporting
system of tether-type submerged floating tunnel (SFT) as an innovative manner for crossing …