鋼筋活性粉末混凝土T梁抗剪性能有限元分析.pdf

1、北京交通大學(xué)碩士學(xué)位論文鋼筋活性粉末混凝土T梁抗剪性能有限元分析姓名：王曉芳申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：橋梁與隧道工程指導(dǎo)教師：季文玉201112ABSTRACTABSTRACTABsTRAcT：ReactiVePowderConcrete(RPC)isakindofmat耐aloful脅lli曲s慨gtll，1li曲tougllIlessand1li曲durability，whichisobviouslydif]陸e11t丘Dmnomal

2、Concreteinmat耐alconlpositionalldⅡleprincipleofpr印arationBecausetllemeChamcalproperty，defomlationaIldf甜luremodeofRPCbe鋤saredi行酹ent仃omnomalconcrete，itisnecessa拶tostudy廿leshearperfomaIlceofRPCbeams，whichproVidesaref酹encefor

3、thesheardesignofRPCbe甜nsInmispap％memIIll耐calaIlalySisonshearperfonllaIlceofRPCbe鋤s’diagonalsectionisbasedon廿lenonlinear6fliteelementmethod，tal【ingt11estim巾ratio，longitudinalreinforceIllentratio，andshear_spanratiointocons

4、idered7nlecompressionconstitutiVeequation廿1atisfi仕edusingtlleeXperimeIltaldataisappliedtome6niteelementanalysistoconsidertllepropertyofRPCmaterialIIlordertosimulatemeexperimentalbe鋤sbetter，lotsofcalculationsaredonewithdi

5、任erentvaluesofmodelparameterS，difrerent10adingmethodsa11ddi虢rentconV嚶ence嘶t甜aComp撕ngwithmetestresultsofloaddenectioncuⅣe，crackdistributiona11dstresscondition、meanalyZedresultsofnonlinearfinitee1鋤enta酉eewellwithmetestresu

6、ltsItisc耐ifiedthatmenonlinearfiniteelementmethodappliedtostudytheshearperfomallceofRPCbe鋤sisavailableTheefrectofinnuencingfactorsofshearSpaJlratio，stimJpratio，10n西tudinalreinforcementratio，flangewidth，andconcretestren百ht

7、oshearstrengmofRPCbe鋤areanalyzedsystematicallybyusingthenonlinearfiIliteelementsoftwareANSYSAndthendrawmeinnuencelawofeachfactorBasedonmeconclusionoftheinfluenceofp繃eterstoshearstren舀h，combiningwithseVeralcalculationfonI

8、lulasfortheshearstren舀hofthecurrentspecifications，thesuggestionfonllulaofcalculatingshearstrengthofRPCbe鋤isproposedItcorrelatedwellwiththetestresultsThatindicatesmesuggestionfonIlulacanbeusedasareferencefortheshearresist