鋼筋混凝土板的有限元法分析

1、西南交通大學(xué)碩士學(xué)位論文鋼筋混凝土板的有限元法分析姓名：盧致強(qiáng)申請學(xué)位級別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：吳培明20031201一一一西南交通大學(xué)碩士研究生學(xué)位論文第1I頁AbstractThereinforcedconcreteslabisthemostextensiveconstructionformincurrentusageForthecapabilityofbearingforceandthereactivecharacteri

2、sticunderloadsorthereasonabledesignmethodandconstructmeasure，isthetaskthattheconstructresearcherandEngineersgodeepintoallthroughtheagesWiththeincreasingcomplicationofbuildingfunctionandtheadventofintelligentbuildings，mor

3、ecomplicatedfacilitiesarerequired，Atthesametime，manypipes，linesandelevatorshavetogothroughfloorsbyopeningsThereinforcedconcreteplatechangesitsmechanicalbehaviorafteropeningsandstressconcentrationwillappeararoundtheopenin

4、gSo，inthisthesis，discussingtheinterrelatedtheoryandbyusingfiniteelementmethod(ANSYS)，fixedSupportedSquarePlateswithopeningsfordifferentlocationandsizeoftheopeningsareinvestigatedThemechanicsruleofplatesafteropeningsarepr

5、esentedAcomparisonismadefortheaboveplatesandtheplatessupportedinthreesidesandthecantileverofplateinapproximateboundaryconditionsSomeapproximateresultsareobtainedAtthesametime，basedondifierentshearresistingcarryingformula

6、ofcapacity，thisthesisdevelopeddifferentmathematicmodelsrespectively，andanalyzedvariousinfluencestoshear—resistingcarryingcapacityofslabBeginningwithbuildingreinforcedconcreteslabmodeling，thediscretizationofsteelandconcre

7、te，constitutiveequationsandfailurecriterionetcarediscussed，thentheanalysisofareinforcedconcreteslabusingabovemodelsandfailurecriterionismadeAtlast，thenumericalmodelingiscomparedwithexperimentalload—deflectionresponsesino

8、rdertoconformthefeasibilityofdiscretemodelSeveraldesignsuggestionsarepresentedforlaterengineeringpracticeThough，usingtheANSYSanalysisreinforcedconcreteslabstillhastheshortagebutusingtheslabhullunittoimitatethereinforeedc

9、oncretehowever，isafiniteelementmethodincommonusageatpresentandANSYSconductandactionsasallnonlinearanalysissoftwarecanimitatereallythebearingforcedstructuralstate，clearanddefinitethedistributingdistrictofstress，guidingphy