Fatigue damage characteristics of a flexible cylinder under concomitant excitation of time-varying axial tension and VIV

Y Lu, Z Yu, Y Ma, Z Liu, W Xu - Ocean Engineering, 2023 - Elsevier
Flexible cylindrical structures are susceptible to the concomitant excitation of vortex-induced
vibration (VIV) and time-varying axial tension in offshore engineering. The structural …

Reduced-order modelling based on non-linear modes

CEN Mazzilli, PB Gonçalves, GR Franzini - International Journal of …, 2022 - Elsevier
This paper addresses a detailed literature review on non-linear modes of vibration and its
role in obtaining more efficient reduced-order models, as compared to those obtained by …

Numerical investigation on VIV suppression of the cylinder with the bionic surface inspired by giant cactus

W Wang, B Song, Z Mao, W Tian, T Zhang - Ocean Engineering, 2020 - Elsevier
Vortex-induced vibration (VIV) responses of the cylinders with the bionic surfaces inspired
by giant cactus are numerically studied, and the range of Reynolds number is 8.0× 10 3< …

Coupling effect of time-varying axial tension and combined unsteady flow on vortex-induced vibration of flexible risers

X Li, Y Yuan, Z Duan, H Xue, W Tang - Ocean Engineering, 2023 - Elsevier
The surge and heave motions of the floating platform have a non-negligible effect on vortex-
induced vibration (VIV) of marine risers, which generates time-varying axial tension of risers …

Experimental investigation on vortex-induced force of a Steel Catenary Riser under in-plane vessel motion

M Zhang, S Fu, C Liu, H Ren, Y Xu - Marine Structures, 2021 - Elsevier
A method to identify vortex-induced forces and coefficients from measured strains of a Steel
Catenary Riser (SCR) undergoing vessel motion-induced Vortex-induced Vibration (VIV) is …

The effect of time-varying axial tension on VIV suppression for a flexible cylinder attached with helical strakes

Y Ma, W Xu, H Ai, Y Wang, K Jia - Ocean Engineering, 2021 - Elsevier
Flexible cylindrical structures, such as top-tensioned risers (TTRs) and tethers of tension leg
platforms (TLPs), usually vibrate under the combined excitation of vortex shedding and time …

Dynamic characteristics of a slender flexible cylinder excited by concomitant vortex-induced vibration and time-varying axial tension

Y Ma, W Xu, T Pang, Q Wang, J Lai - Journal of Sound and Vibration, 2020 - Elsevier
Flexible cylinder structures, such as top-tensioned risers (TTRs) and tethers of tension leg
platforms (TLPs), display complicated dynamic characteristics under the combined excitation …

Numerical investigation on vortex-induced vibration of bluff bodies with different rear edges

W Wang, B Song, Z Mao, W Tian, T Zhang, P Han - Ocean Engineering, 2020 - Elsevier
Vortex-induced vibration (VIV) responses of bluff bodies with different rear edges (semicircle
(T1), triangular (T2), trapezoidal (T3) and rectangular (T4)) are numerically investigated …

Hydrodynamics of a flexible cylinder under modulated vortex-induced vibrations

C Liu, S Fu, M Zhang, H Ren, Y Xu - Journal of Fluids and Structures, 2020 - Elsevier
Both amplitude modulation and frequency modulation of Vortex-induced Vibration (VIV) are
observed in a recent model test of a flexible cylinder under oscillatory flow, but its …

VIV of flexible structures in 2D uniform flow

V Kurushina, E Pavlovskaia, M Wiercigroch - International Journal of …, 2020 - Elsevier
Abstract The paper investigates Vortex-Induced Vibration (VIV) of a horizontal flexible
structure with pinned-pinned ends in uniform flow. The fluid–structure interaction is modelled …