壓電材料問題的Trefftz解法.pdf

1、r772600槿旦大學學校代碼學號碩士學位論文壓電材料問題的Trefftz解法院系(所)：力堂皇工程登堂基專姓業(yè)：固佳左堂名：奎延完成日期：2QQ5生5屈!目10246022029005Abstract111ispaperfocuses0nm舵method柚ditsapplicationinpiezoelec啪ccomputationThe矗rstpartofmepapersummarizes廿legeneralsolution鋤dth

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4、y，accuracy鋤de伍ciencyofmf此bolllldaryeIementmemodItshouldbementionedt11att11ispaperistheVeryflrStreport0ntheapplicationofTrcff【zGalerkinme廿lodandT1‘emzdirectmethodilltheresearchfieldofpiezoelectricmediaThemodelofTre舵啊pehyb

5、棚fmiteelementme廿lodises詛blishedThefomulationofTre舵甘peFEMfIlnctionalisa130derivedforpl姐eproblemofinhomogeneouspieZoelec廿icmediaThercsunshawsthatthismcthodh船higllpmcisiona11dhighe歷ciency’whichmakcstlleexpcriment朋db印plicati

6、onvalu曲leintllercsearchfieldofpiezoelectricmediaAllkindsofTref舷metllodsarediscussed柚dappliedtotheprobl鋤sofpiezoelec圩icmediaintllisp印eLTheresultis姐tisf她toryIn血eex鋤pleofinfinitepieZ0electrics、Ⅳithacircularhole，Thf舷Galerkin

7、m岫odpe面msbettertIIanomernumericalmetllOd，whichshowsnleadv卸tageofTrefl擔methodin血efieldofpiezoeIec奸iccomputationProblemsoftllefo皿ulation蛐dtllenum嘶calcomputationareweHanalyzedands眥marized【Keywords】Trcmzmethod：Piezoekctricme