三維紡織復合材料增強相RVE的有限元建模.pdf

1、蘭州理工大學碩士學位論文三維紡織復合材料增強相RVE的有限元建模姓名：姜慧申請學位級別：碩士專業(yè)：材料加工工程指導教師：蘭曄峰；李旭東20120610碩學位論文Abstract’I’hree。dimensionaltextilecompositeshavebeenmoreandmorewidelyusedmindustryautomobilestructuresandaerospacefields111etypesofinternalr

2、einforcementfibrebundlestructuresoftextilecompositesisquitealotAndmechanicalpropertiesofthree—dimensionaltextilecompositesdependlargelyontheinternalreinforcementstructuresTherefore，indepthstudyofthegeometricpropertiesoft

3、heinternalarchitectureofthetextilecompositeshastheoreticalandpracticalsignificanceforthepredictionoftheirmechanicalpropertiesAsthegeometriesofthereinforcementstructuresinthetextilecompositesareverycomplex，numericalmethod

4、shavebeenwidelyusedtopredicttheirmechanicalpropertiesHowever’becauseoftextilecompositeshaveahighdegreeofheterogeneityandstructureisverycomplex，andmakesthetextilecompositesfiniteelementmodelingisverydifficult珊spaperlearnf

5、romProfessorJiangWenguangofdomainsuperpositiontechnique(DST)offiniteelementmodelingstrategiesthatwillmatrixmaterialsandfiberbodymaterialsofthefiniteelementmodelofestablishedseparate，cleverlyavoidedthetocontainfiberbundle

6、sofstrangeshapeofthegeometricalmodelofsubstratematerialAndcompared、析也thetraditionalfiniteelementmodelingmethod，thismethodismoreeasytobuildfiniteelementmodelnlemajorobjectiveofthisthesisistoestablishthesystemofthefiniteel

7、ementmodelofseveralmaintypesoftextilecompositesinternalenhancephasestructureAsapowerfulABAQUSfiniteelementanalysissoftware，iSwidelyused，thisarticle，undertheenvironmentofABAQUS，usingABAQUSinterfacelanguagePythonasystemati

8、cseveralmajortypesoftextilecompositesstructureparameterofinternalenhancefiniteelementmodel111emodelforthefollowuptothetextilecompositesperformancepredictiontolaythefoundationKeyWords：ABAQUS；Python；Textilecomposites；Pamme