Articles with "acoustic excitations" as a keyword



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Damage detection in pipes based on acoustic excitations using laser-induced plasma

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Published in 2018 at "Mechanical Systems and Signal Processing"

DOI: 10.1016/j.ymssp.2018.04.004

Abstract: Abstract A health-monitoring system is proposed to detect holes drilled in a pipe based on laser plasma acoustic excitations and acoustic measurements. In this system, an acoustic excitation is applied to a pipe via a… read more here.

Keywords: induced plasma; damage detection; laser; acoustic excitations ... See more keywords
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Low swirl premixed methane-air flame dynamics under acoustic excitations

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Published in 2019 at "Physics of Fluids"

DOI: 10.1063/1.5118826

Abstract: In this study, simultaneous particle image velocimetry and planar laser induced fluorescence of hydroxyl radical, chemiluminescence imaging, and hot-wire measurements are utilized to study reacting low swirl flow dynamics under low to high amplitude acoustic… read more here.

Keywords: flame dynamics; acoustic excitations; flame; amplitude ... See more keywords
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Experimental study of a slit in the presence of a bias flow under medium- and high-level acoustic excitations

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Published in 2023 at "International Journal of Spray and Combustion Dynamics"

DOI: 10.1177/17568277231167855

Abstract: This work presents an experimental investigation of the acoustic properties of a slit in the presence of a bias flow under moderate- and high-acoustic excitations. Impedance tube experiments are discussed for a geometry inspired by… read more here.

Keywords: acoustic excitations; bias flow; bias; slit presence ... See more keywords