Multi-frequency vortex-induced vibrations of a long tensioned beam in linear and exponential shear flows [PDF]
The multi-frequency vortex-induced vibrations of a cylindrical tensioned beam of aspect ratio 200, free to move in the in-line and cross-flow directions within first a linearly and then an exponentially sheared current are investigated by means of direct
Bourguet, Rémi +2 more
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Distributed lock-in drives broadband vortex-induced vibrations of a long flexible cylinder in shear flow [PDF]
A slender flexible body immersed in sheared cross-flow may exhibit vortex-induced vibrations (VIVs) involving a wide range of excited frequencies and structural wavenumbers.
Bourguet, Rémi +2 more
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Experimental investigation on the correlation of pressure pulsation and vibration of axial flow pump
Pressure and vibration displacement value are relatively measured by 14 pressure sensors and 2 vibration sensors distributing inside the tank-type model axial flow pump device under different flow rates.
Xiaohui Duan +4 more
doaj +1 more source
Research progress of deepwater Steel Lazy-Wave Riser
As a new type of Steel Catenary Riser (SCR), Steel Lazy-Wave Riser (SLWR) has been more and more widely applied in the deepwater oil and gas development.
Jinlong WANG
doaj +1 more source
Unsteady loads for coaxial rotors in forward flight computed using a vortex particle method [PDF]
Recent advances in coaxial rotor design have shown benefits of this configuration. Nevertheless, issues related to rotor-head drag, aerodynamic performance, wake interference, and vibration should also be considered.
Barakos, George +2 more
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Effect of transverse perforations on fluid loading on a long, slender plate at zero incidence
This paper reports the results of experimental investigations of flow-induced loading on perforated and solid flat plates at zero incidence with respect to the incoming flow. The plates had a streamwise length to transverse thickness ratio of 23.5.
Bossi Filippo Carlo +4 more
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Numerical Study of Flow-induced Vibration in Square Tube Bundle Structures
The tube bundle structures of steam generators in nuclear power plants are prone to damage and failure under long-term flow impact, threatening the safe operation of the reactor system.
SUN Junshuai1, SUN Rulei1, QIAO Pengrui2, TAN Sichao1, TIAN Ruifeng1
doaj +1 more source
Investigation on Numerical Simulation of VIV of Deep-Sea Flexible Risers
The vortex-induced vibration (VIV) of flexible risers is a complex fluid–structure interaction (FSI) phenomenon. In this study, we conducted a numerical simulation method based on the slicing method to study the vortex-induced vibration (VIV) of deep-sea
Liyuan Jia +3 more
doaj +1 more source
Experimental investigation of the vortex-induced vibration of a curved cylinder [PDF]
This presentation looks at the experimental investigation of the vortex-induced vibration of a curved ...
Assi, Gustavo +3 more
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Modelling of coupled cross-flow/in-line vortex-induced vibrations using double Duffing and van der Pol oscillators [PDF]
Many studies have typically applied a linear structural spring–mass–damper oscillator and a van der Pol wake oscillator to model a one-dimensional cross-flow vortex-induced vibration (VIV).
Srinil, Narakorn, Zanganeh, Hossein
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