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1、AbstractWiththeeconomyflourishing,increasingexpansionsofprojectsappearindifferentareas.Ensuringthedesireddesign,whichisparamountinaproject,theconstructioncontrolinconstructingprocesstakesanimportantroleinbridgeengineering.Inordertomakesurethatconstructioncontrolimplementss
2、uccessfully,thesimulationofitshowsparticularimportance.Basedontheabilityofsteeltubeconcretearchbridge,whichcanbettersolvethecontradictionproblembetweenqualityandspaninliftingandassemblingofarchbridge,ithasbeenregardedasthemostrapiddevelopingstructure.Incontrastofpractice,h
3、owever,thetheoryofdesignisdeficient.Sincethewidth-spanratiodecreases,therelativestiffnessofstructurebecomesweak,forlong-spansteeltubeconcretearchbridgeinespecial.Therefore,itsconstructioncontrolisgettingmoreandmoreimportant.Researchonsimulationoflong-spansteeltubeconcretea
4、rchbridgeconstructioncontrolhastheoreticalmeaningandpracticalvalueinproject.Consideringthetheoreticalbasis,thispaperstudiesasteelcubeconcretebaskethandlearchbridgeinShiJiaZhuanginusingfiniteelementsoftwaretosimulateswivelstructureinthreedimensions,inwhichtoanalyzethevariat
5、ionandforceconditionateachangleofswivelingprocessandattheclosureofbridge,andtoanalyzethestabilityperformanceofswivelingprocess.Meanwhile,theseanalysesobtainthecriticalforceconditionandinstabilityconditionoftheswivelstructure.Throughsimulating,thispaperestimatesnotonlythepr
6、ecisionofsteelcubearchriblinear,butalsotheprecisionofarchaxisdetectionandelevationdetectioninverticalswivelingprocess.ComparingresultsofdifferentsimulationsdependedonverticalswivelingprocessfromMidasCivilandSAP2000,thispaperfindsappropriatefiniteelementsoftwaretosimulatewi
7、de-widthlong-spansteeltubeconcretebaskethandlearchbridge.Keywords:steeltubeconcrete,baskethandlearch,constructioncontrol,verticalswiveling,simulationanalysisIII目录第一章绪论..........................................................................................................
8、................11.1引言...................................................................
