Optimal design of unconstrained damping layers using continuum finite elements

Arnold Lumsdaine, Richard A. Scott

Research output: Contribution to journalConference articlepeer-review

3 Scopus citations

Abstract

A significant improvement in the optimization of the shape of an unconstrained damping layer was developed. The peak displacement at the resonance of a structure harmonically excited at midpoint was minimized. The system loss factor was improved from 4 to 50 times and the peak displacement reduced by 98%. Substantial improvement was observed for a wide variety of structures but inadequate to accurately model many unconstrained laminates.

Original languageEnglish
Pages (from-to)509-514
Number of pages6
JournalProceedings - National Conference on Noise Control Engineering
Volume1
StatePublished - 1996
Externally publishedYes
EventProceedings of the 1996 National Conference on Noise Control Engineering. Part 2 (of 2) - Bellevue, WA, USA
Duration: Sep 29 1996Oct 2 1996

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