Vortex-induced vibrations of a top tensioned riser subjected to flows with spanwise varying directions
Vortex-induced vibrations (VIVs) of a top tensioned riser (TTR) subjected to flows with
spanwise varying directions have been simulated and studied in this paper. The riser is …
spanwise varying directions have been simulated and studied in this paper. The riser is …
[HTML][HTML] Prediction model for multidirectional vortex-induced vibrations of catenary riser in convex/concave and perpendicular flows
This study presents an advanced numerical prediction model based on nonlinear wake
oscillators for the investigation of multidirectional vortex-induced vibration (VIV) responses of …
oscillators for the investigation of multidirectional vortex-induced vibration (VIV) responses of …
Vortex-induced vibration of a flexible fluid-conveying riser due to vessel motion
J Duan, J Zhou, X Wang, Y You - International Journal of Mechanical …, 2022 - Elsevier
As vessel motion and internal flow can exert impact on vortex-induced vibration (VIV) of
flexible risers, it is of great significance to take these two factors into consideration while VIV …
flexible risers, it is of great significance to take these two factors into consideration while VIV …
Optimal energy harvesting efficiency from vortex-induced vibration of a circular cylinder
This work applies a combined approach, based on a reduced-order model (ROM) together
with experiments and direct numerical simulations, to investigate the optimal efficiency of …
with experiments and direct numerical simulations, to investigate the optimal efficiency of …
Three-dimensional nonlinear vortex-induced vibrations of top-tension risers considering platform motion
B Zhang, Y Chai, F Li, Y Chen - Ocean Engineering, 2022 - Elsevier
Abstract A novel three-dimensional (3-D) dynamic model considering nonlinearity of tension
is proposed to explore in-line (IL), cross-flow (CF) and axial (AX) vortex-induced vibration …
is proposed to explore in-line (IL), cross-flow (CF) and axial (AX) vortex-induced vibration …
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 …
induced vibration (VIV) of marine risers, which generates time-varying axial tension of risers …
Numerical investigation of VIV responses of the flexible riser system modelled as tensioned cable subjected to shear flow
RP Kumar, S Nallayarasu - Ocean Engineering, 2022 - Elsevier
The crossflow vortex-induced vibration (VIV) responses of the tensioned cable subjected to
the sheared flow velocity profile are investigated numerically using the wake oscillator …
the sheared flow velocity profile are investigated numerically using the wake oscillator …
Application of a modified wake oscillator model to vortex-induced vibration of a free-hanging riser subjected to vessel motion
A modified wake oscillator model for modelling vortex-induced vibrations (VIVs) of a free-
hanging riser subjected to vessel motion is presented. Different from the conventional wake …
hanging riser subjected to vessel motion is presented. Different from the conventional wake …
Multi-degree of freedom nonlinear energy sinks for passive control of vortex-induced vibrations in a sprung cylinder
JAI da Silva, FD Marques - Acta Mechanica, 2021 - Springer
The application of multi-degree of freedom nonlinear energy sinks (MDOF-NES) to control
the vortex-induced vibrations of a sprung cylinder passively is investigated in this paper. The …
the vortex-induced vibrations of a sprung cylinder passively is investigated in this paper. The …
Modelling of wake-induced vibrations of tandem cylinders with a nonlinear wake-deficit oscillator
B Soares, N Srinil - Journal of Fluids and Structures, 2021 - Elsevier
For a pair of elastically mounted circular cylinders in a tandem configuration, the
downstream cylinder may experience the wake-induced vibration (WIV) due to the …
downstream cylinder may experience the wake-induced vibration (WIV) due to the …