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Arshad Mehmood

Researcher at Virginia Tech

Publications -  12
Citations -  387

Arshad Mehmood is an academic researcher from Virginia Tech. The author has contributed to research in topics: Cylinder & Vortex. The author has an hindex of 4, co-authored 12 publications receiving 312 citations. Previous affiliations of Arshad Mehmood include University of Engineering and Technology, Peshawar.

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Piezoelectric energy harvesting from vortex-induced vibrations of circular cylinder

TL;DR: In this paper, the authors investigated the effect of load resistance on the harvested power of a circular cylinder undergoing vortex-induced vibrations and showed that load resistance has a significant effect on the oscillation amplitude, lift coefficient, voltage output, and harvested power.
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Effects of a non-linear energy sink (NES) on vortex-induced vibrations of a circular cylinder

TL;DR: In this article, the authors investigate the passive control of vortex-induced vibrations of a freely oscillating circular cylinder using a non-linear energy sink consisting of a secondary system having linear damping and an essential nonlinear cubic stiffness.
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Linear and nonlinear active feedback controls for vortex-induced vibrations of circular cylinders

TL;DR: In this article, the authors considered the problem of suppressing oscillations of an elastically mounted rigid cylinder undergoing vortex-induced vibrations by linear and nonlinear active velocity feedback controllers and found that a cubic velocity feedback controller is more efficient than its linear velocity counterpart when very small controlled amplitudes are desired.
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On the onset of bifurcation and nonlinear characterization of vortex-induced vibrations under varying initial conditions

TL;DR: In this article, the effect of the structure's initial condition on the VIV response was analyzed by varying the initial velocity of the cylinder and observing the response of transverse displacement and lift coefficient as a function of Reynolds number.
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Single-degree-of-freedom model of displacement in vortex-induced vibrations

TL;DR: In this article, the displacement can be directly predicted by a nonlinear oscillator without a need for a force model, which reduces the number of equations to be identified to predict displacements associated with vortex-induced vibrations.