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contributor authorJon García-Barruetabeña
contributor authorFernando Cortés
contributor authorJosé Manuel Abete
date accessioned2017-05-09T00:47:41Z
date available2017-05-09T00:47:41Z
date copyrightDecember, 2011
date issued2011
identifier issn1048-9002
identifier otherJVACEK-28916#064502_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/147908
description abstractThis paper is aimed at investigating the influence of nonviscous modes on the vibrational response of viscoelastic systems. Thus, exponential damping models are considered. Provided that nonviscous modes disappear with time, they have influence on only the transient response of the system. Thus, the system response is obtained by means of modal superposition in order to examine the contribution of each mode. The analysis is carried out on two lumped parameter systems; systems involving a single degree and three degrees of freedom are studied. For the former, the analytic solution is derived via modal superposition and Laplace transformation. For the latter, the analytic response is contrasted with that provided via two numerical direct methods. From this investigation, it can be concluded that the system may present no oscillations, even if elastic modes are underdamped modes.
publisherThe American Society of Mechanical Engineers (ASME)
titleInfluence of Nonviscous Modes on Transient Response of Lumped Parameter Systems With Exponential Damping
typeJournal Paper
journal volume133
journal issue6
journal titleJournal of Vibration and Acoustics
identifier doi10.1115/1.4005004
journal fristpage64502
identifier eissn1528-8927
treeJournal of Vibration and Acoustics:;2011:;volume( 133 ):;issue: 006
contenttypeFulltext


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