Author

Yanfei Jiang

Document Type

Thesis - University Access Only

Award Date

1994

Degree Name

Master of Science (MS)

Department / School

Mechanical Engineering

First Advisor

Hamid R. Hamidzadeh

Abstract

The problem of the free vibration of thick multi-layered viscoelastic cylinder is studied and an analytical solution is presented. An analysis for the vibration damping of a three-layered arrangement, taking into account the shear deformation of viscoelastic core, has be reported and an approach to characterize a wide range of viscoelastic material data is discussed. A general analysis was reported that included varying both shear modulus and material loss-factor for the core viscoelastic layer. The effects of varying core shear modulus and material loss-factor on the natural frequencies and their corresponding modal loss-factor are investigated. It would [sic] useful for obtaining an optimized arrangement for damping effectiveness.

Library of Congress Subject Headings

Cylinders -- Vibration
Viscoelastic materials
Damping (Mechanics)

Format

application/pdf

Publisher

South Dakota State University

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Rights Statement

In Copyright