induced vibrations
Nonlinear multi-mode interactions in subsea risers undergoing vortex-induced vibrations
... This paper investigates nonlinear multi-mode interactions in subsea risers undergoing vortex-induced vibrations based on a computationally efficient reduced-order fluid-structure interaction model. ...
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A Review of Human Induced Vibrations on Footbridges
... human induced vibrations that flexible footbridges experience is addressed in this ...Human-Induced Vibrations, Dynamic Instabilities, Human-Structure Interaction, Vibration Upgrading ...
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Harbor seal vibrissa morphology suppresses vortex induced vibrations
... Harbor seals ( Phoca vitulina ) often live in dark and turbid waters, where their mystacial vibrissae, or whiskers, play an important role in orientation. Besides detecting and discriminating objects by direct touch, ...
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Response Spectra of Structures under Subway Induced Vibrations
... Railway trains have been among the main means for public transportation in the last century. When trains move over the railways, they produce waves due to this movement. The waves propagate in ground and appear as noise ...
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Mathematical modeling of earthquake induced vibrations and its effects on multistory buildings
... The modeling of forced vibration on multistory building is the tool which has been used to study the mechanisms of vibration that caused by an earthquake. Analysis of frequencies, periods and amplitude of natural ...
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Induced vibrations of a reinforced concrete structure tested in iris phase 3 project subjected to impact by a deformable missile
... The Nuclear Energy Agency (NEA) of the OECD (Organization for Economic Co-operation and Development) launched the activities for phase 3 of the IRIS project ("Improving Robustness Assessment of Structures Impacted by ...
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Reconfiguration and the reduction of vortex induced vibrations in broad leaves
... Flexible plants, fungi and sessile animals reconfigure in wind and water to reduce the drag acting upon them. In strong winds and flood waters, for example, leaves roll up into cone shapes that reduce drag compared with ...
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Numerical Investigation of the Influence of Span wise Force Variation in Circular Cylinders Undergoing Vortex Induced Vibrations at High Reynolds Number
... moment induced by the lift forces, as well as the resultant lift and drag forces on the cylinder were input into the Runge-Kutta routines described ...vortex induced vibrations, and have been ...
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Aircraft impact induced vibrations on buried structures
... The impact load from each aircraft was modelled with the load functions from Figure 1, distributed on the corresponding footprints. The crater in the vicinity of the impact was with a depth different for each aircraft. ...
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An Advanced Measurement System for Vortex Induced Vibrations Characterization in Large Scale Risers
... vortex induced vibrations on small riser models (8-10 m in length), the number of experiments on large-scale risers is limited, mainly due to technical complexity, logistics, and cost involved in large ...
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Effects of damping and Reynolds number on vortex induced vibrations
... In an attempt to reproduce large fluctuating motions more accurately, Morse and Williamson (2006) split the continuous response from a free-vibration test into two sep- arate response behaviors, one that had response ...
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The effect of spacing on the vortex-induced vibrations of two tandem flexible cylinders
... vortices to become detached from the upstream cylinder, the response of the upstream cylinder is similar to the typical VIV response whereas the downstream cylinder undergoes wake-induced vibration (WIV). The ...
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Mathematical modelling of earthquake induced vibrations on multistory buildings
... Mathematical modelling is of considerable importance in the study of mechanical resonance because it may provide understanding of the underlying mechanisms which influence the vibration and may suggest the prevent ...
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New developments in rain–wind-induced vibrations of cables
... “dry” vibrations at low wind speed have been reported, probably at sub-critical Reynolds numbers, where the oscillations are in a transverse or across-wind direction, which are not explainable by the quasi-steady ...
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New developments in rain-wind-induced vibrations of cables
... Rotterdam, the Netherlands (Geurts et al., 1998), the Fred Hartman Bridge, Baytown, Texas (Zuo et al., 2008), and the Dongting Lake Bridge, Hunan Province, China (Ni et al., 2007). In summary, these data suggest that ...
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Fluid-Induced Vibrations In The Fuel Bundle of a PbBi Reactor
... The first one, neglecting the inertial coupling effects among fuel pins and called Parametric Uncoupled Analysis, is a parametric analysis which uses the number, the position and the [r] ...
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Numerical approximations of flow induced vibrations of vocal folds
... presented. The choice of the inlet and the outlet bound- ary condition was discussed. On the considered model problem only the prescribed inlet velocity formulations were successful. The prescribed pressure difference ...
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Side View Mirror Vibrations Induced Aerodynamically by Separating Vortices
... mirror vibrations during high-speed cruising, only a few papers [1]-[3] have researched the mirror vibrations in the ...flow-induced vibrations on external rearview ...aerodynamically ...
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Determination of the Influence of Gender on the Perception of Blast-Induced Vibration
... blast induced vibration, vibrations were measured as a peak particle velocity in two different areas and survey study was chosen as a method of determination of human perception to blast-induced ...
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Influence of the pavement surface on the vibrations induced by heavy traffic in road bridges
... traffic-induced vibrations in road bridges, but it is either ignored or simulated by means of ideal pavements that differ significantly from real ...
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