Vortex dynamics in the wake of a pivoted cylinder undergoing vortex-induced vibrations with elliptic trajectories
Sign Up to like & getrecommendations! Published in 2018 at "Experiments in Fluids"
DOI: 10.1007/s00348-018-2530-3
Abstract: Vortex-induced vibrations of a pivoted cylinder are investigated experimentally at a fixed Reynolds number of 3100, a mass ratio of 10.8, and a range of reduced velocities, $$4.42 \le U^* \le 9.05$$4.42≤U∗≤9.05. For these conditions,… read more here.
Keywords: vortex induced; vortex; topology; pivoted cylinder ... See more keywords
Single-degree-of-freedom model of displacement in vortex-induced vibrations
Sign Up to like & getrecommendations! Published in 2021 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-021-06209-5
Abstract: In contrast to the approach of coupling a nonlinear oscillator that represents the lift force with the cylinder’s equation of motion to predict the amplitude of vortex-induced vibrations, we propose and show that the displacement… read more here.
Keywords: force; vortex induced; model; induced vibrations ... See more keywords
Stress Cycle Assessment of Cables under Wind-Induced Vibrations: A General Probabilistic Approach
Sign Up to like & getrecommendations! Published in 2019 at "KSCE Journal of Civil Engineering"
DOI: 10.1007/s12205-020-2159-7
Abstract: A general numerical framework to estimate the stress range versus number of cycles curves experienced by a cable due to wind-induced vibrations is presented in this paper. The algorithm associated to the proposed numerical framework… read more here.
Keywords: cable; numerical framework; wind induced; probabilistic approach ... See more keywords
A CFD/CSD coupled method with high order and its applications in flow induced vibrations of tube arrays in cross flow
Sign Up to like & getrecommendations! Published in 2019 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2019.03.003
Abstract: Abstract Wear and tear are the most common failures of tubes in cross-flow during long time operation of a steam generator due to the fluid induced vibrations. A fluid-elastic approach with high order was developed… read more here.
Keywords: method; induced vibrations; cross flow; cfd ... See more keywords
The state-of-the-art review on energy harvesting from flow-induced vibrations
Sign Up to like & getrecommendations! Published in 2020 at "Applied Energy"
DOI: 10.1016/j.apenergy.2020.114902
Abstract: Abstract In this paper, the currently popular flow-induced vibrations energy harvesting technologies are reviewed, including numerical and experimental endeavors, and some existing or proposed energy capture concepts and devices are discussed. The energy harvesting mechanism… read more here.
Keywords: energy capture; induced vibrations; energy; flow induced ... See more keywords
A coupled formulation of fluid-structure interaction and piezoelectricity for modeling a multi-body energy harvester from vortex-induced vibrations
Sign Up to like & getrecommendations! Published in 2021 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2021.114852
Abstract: Abstract In this work, a coupled formulation for modeling multiple piezoelectric energy harvesters based on vortex-induced vibrations phenomenon at arbitrary locations was presented and experimentally validated. The mathematical formulation was performed by coupling the Navier-Stokes… read more here.
Keywords: coupled formulation; formulation; vortex induced; induced vibrations ... See more keywords
Modification of response and suppression of vortex-shedding in vortex-induced vibrations of an elliptic cylinder
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Heat and Fluid Flow"
DOI: 10.1016/j.ijheatfluidflow.2018.05.006
Abstract: Abstract Numerical experiments are performed at a Reynolds number, Re of 100 to explore in two-dimensions, the undamped, transverse-only vortex-induced vibrations of a rigid elliptic cylinder of aspect ratio 0.5. With major axis oriented parallel… read more here.
Keywords: lock; vortex shedding; response; vortex induced ... See more keywords
Effect of stochastic parametric noise on vortex induced vibrations
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2019.01.039
Abstract: Abstract The role of parametric noise in altering the nonlinear dynamical behaviour of a circular cylinder undergoing vortex induced vibrations (VIV) is examined in this paper. Presence of parametric noise in the nonlinear VIV system… read more here.
Keywords: parametric noise; vortex induced; induced vibrations; effect ... See more keywords
3D propagation of the shock-induced vibrations through the whole lower-limb during running.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of biomechanics"
DOI: 10.1016/j.jbiomech.2019.109343
Abstract: Shock-induced vibrations to the feet have been related to the feel of comfort, the biomechanical control of performance, and the risk of fatigue or injury. Up to recently, the complexity of measuring the human biodynamic… read more here.
Keywords: limb; lower limb; propagation shock; induced vibrations ... See more keywords
Mode excitation hysteresis of a flexible cylinder undergoing vortex-induced vibrations
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Fluids and Structures"
DOI: 10.1016/j.jfluidstructs.2017.01.006
Abstract: Abstract A series of experiments was performed to investigate the modal excitation of a tensioned flexible cylinder in a uniform flow due to flow-induced vibrations. Experiments were conducted in a recirculating flow channel using a… read more here.
Keywords: flexible cylinder; hysteresis; cylinder undergoing; cylinder ... See more keywords
Vortex-induced vibrations of two inline circular cylinders in proximity to a stationary wall
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Fluids and Structures"
DOI: 10.1016/j.jfluidstructs.2020.102958
Abstract: Abstract Vortex-induced vibrations of two inline circular cylinders in proximity to a stationary wall are numerically studied using the immersed boundary method at a Reynolds number of 100. Two cylinders, having the same degree of… read more here.
Keywords: vibrations two; vibration; vortex induced; wall ... See more keywords