基于ANSYS二次開發(fā)的連續(xù)剛構橋病害模擬和預案研究.pdf

1、西安建筑科技大學碩士學位論文基于ANSYS二次開發(fā)的連續(xù)剛構橋病害模擬和預案研究姓名：周軍杰申請學位級別：碩士專業(yè)：橋梁與隧道工程指導教師：郝際平馬保林20060601西安建筑科技大學碩士論文TheSimulationandPreventionofContinuousRigidFrameBridgeDiseaseBasedonANSYSSecondarydevelopmentSpecialty：CivilEngineeringName：

2、ZhouJunjieInstructor：ProfHaoJipingSeniorEngineerMaBaolinABSTRACTBeingeconomicalandapplicable，continuousrigidflamebridgehasfoundwideapplicationinwesternChinaHoweverwithtime，themid—spandeflectionbecameamarkeddiseaseandeven

3、influencedthecommonuseofthebridgeThenauthorcompiledthecreepprogramuseFORTRAN77，andaddedthecreepprogramtoANSYSbyUPFsfunction，inordertoaccomplishthesimulationandanalysisofthediseaseItisauniversalphenomenonthatbridge’sdisea

4、se，andthetoobigdeflectionofthemid—spanisauniversalphenomenontocontinuousrigidframebridgeThecreepisamainreason，andtherustinessoftheprestressedsteeIisanotherreason，andmoretherunoftheovelTunvehicleThecreepisdetailedintroduc

5、edonthispaperANSYSsecondarydevelopmentisanoriginalityinnovationincontinuousrigidframebridgeanalysisfieldAsANSYSadvanceddevelopmenttechnologyUPFsprovidedthefunctionofusercreepequationTakeadvantageofabovementionedfunctiona

6、ndintroducethe“stablestatecreep”ofmetalstructure，sothediseaseanalysisbyANSYSissetupAtlastbytheuseofANSYS，authorbuiltthefiniteelementmodelofthecontinuousrigidframebridge，andanalysedvariousparameterofleadtodiseaseTherearet

7、woexplorations：theoneispreventivemeasufcanotherishowtosolvethediseaseTheconclusionofthispaperisusefultodesignandconstructthecontinuousrigidframebridge，toavoidthediseaseofmid—spandeflectionKeyword：continuousrigidframebrid