Experimental Identification of Internal and External Damping in a Rotor System with a Fatigue-Crack Using Full Spectrum
Sign Up to like & getrecommendations! Published in 2020 at "Experimental Techniques"
DOI: 10.1007/s40799-020-00368-7
Abstract: Demand of higher speeds in rotor systems has elevated the possibility of numerous instabilities. Internal damping is one of the key parameters for instability in such machinery. Its studies are generally conducted for a possible… read more here.
Keywords: damping; full spectrum; rotor system; crack ... See more keywords
Sensitive analysis on added damping of shunted piezoceramic damping: cantilever and simply supported beam
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Vibroengineering"
DOI: 10.21595/jve.2022.22858
Abstract: The current research investigates the prediction of piezoelectric damping of resistively shunted beams caused by resistors via joule heating. In order to maximize the extra damping of the piezoelectric shunted beam system, a sensitivity analysis… read more here.
Keywords: simply supported; cantilever simply; beam; analysis ... See more keywords
The Magnetoelastic Contribution to the Steel Internal Damping
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DOI: 10.3390/ma16083190
Abstract: In this paper, the steel internal damping due to both the thermoelastic and the magnetoelastic phenomena has been investigated through a formulation based on thermodynamical potential joints with a hysteretic damping model. With the aim… read more here.
Keywords: steel; steel internal; internal damping; damping ... See more keywords
Experimental Characterization of the Torsional Damping in CFRP Disks by Impact Hammer Modal Testing
Sign Up to like & getrecommendations! Published in 2020 at "Polymers"
DOI: 10.3390/polym12020493
Abstract: Composite materials are widely used for their peculiar combination of excellent structural, mechanical, and damping properties. This work presents an experimental study on the dissipation properties of disk-shaped composite specimens exploiting vibration tests. Two different… read more here.
Keywords: damping cfrp; characterization torsional; torsional damping; damping ... See more keywords