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Delay Of Creep Buckling And Of Probabilistic Failures Of Linear Viscoelastic Plates Through Piezoelectric Control

By Cristina E. Beldica and Harry H. Hilton

Abstract

Analyses and computati#P&J si# ulati#ta arecarri#: out for creep buckli## and stochasti# delami#.PJHH onsetfai #(w## ofvi#w: elasti# plates underpi#r0T##(J0 elasti# control. Creep buckli## ti### andprobabi#0.PH& offai#( ure are determi#.P anddesi#: cri##:&: based oncri#HH:H ti#i# and/or ti#or to reachpreassi#PPP levels offai#HJ# probabi#0.PPP areexami#J)( It i# shown that pi#t0 electri # control can bee#ecti# ely used to delay, but not always eli#:0.T&: creep buckli## anddelami#(0.T& onset. The fai#JJJ theoryconsi#0#H combi#0T e#ects of bendi#P0 shear,compressi#0 andi# terlami#0. stresses and delami#0.TH( onset may occur at smaller i#aller0 loads than cri#0&:# buckli## loadsi# elasti# plates and at shortervi#rt elasti# li#ti#&w:( Post buckli#T behavi#0 of vi#HH elasti# plates leads to conti# ued loadcarryi#J abi#yi#JT( butwi## di#wTw&0.Tw li##wTw&0 due tovi#T: elasti # fai#s-0T unless pi#ss electri# controli# used to extend such li#)w:0.# and todi##PJ&& thei# correspondi#s fai## ure pr..

Topics: computational solid mechanics
Year: 2000
OAI identifier: oai:CiteSeerX.psu:10.1.1.41.6130
Provided by: CiteSeerX
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