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《高墩大跨度連續(xù)剛構(gòu)橋穩(wěn)定分析》由會員上傳分享，免費在線閱讀，更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫。
1、摘要ABSTRACTOurcountryroadshaveenteredthevigorousdevelopmentstage，thebridgeconstructionalsoappearedunprecedentedupsurgeperiod．BecauseChina'svastandcomplexgeologicalconditions，acrossthemountainsandhillshighwaysinthearea,alotofhighpiersoflong—spanBridgeshavebeenbui
2、lt，continuousrigidframeisUSESmoreofthebridge．Highpiersoflongspancontinuousrigidframecantileverconstruction,becausegenerallyadoptedinconstructionconditioniScomplex，andlessconstrainedconstructionofbfidgestructure，SOthestabilityisveryimportant．ThispaperQingXitogui
3、zhouprovincehighwayWasongoosewingss．色forengineeringbackground，tobridgeoflongspancontinuousrigidframehighpiersonthestabilityanalysisandstudyofthemainanalysiscontentandworkareasfollows：1、Withautologousstabilitystudies：thepiersofgoosewingsbridgepierasresearchobjec
4、t,byenergymethodbasedondifferentformsfordifferentoutsidewallslope，differentheightofthebridgeareanalyzedandcompared，thepaperdiscussedthedifferentexternalconditionsrequirementstakethemostappropriateformoftheinfluenceofthepiersrightnessstability．2、111eTstructureco
5、nstructiontomaximumcantilevercondition,basedonlinearelastictheory,塒mlargedeflectiontheory，linearstabilitytheory，analyzestheunderwindloadconstitutiveT，hangbluesuddenlydrop，pillartopfactorssuchasimbalanceofpilinguploadtheinfluenceofstability．Alsothepaperbytempera
6、turegradientloadandpiersintheconstructionofthepillartopdeviationoftheinfluenceofstability，andthepiershaftsaregivenverticalitycontrolsuggestion．3、Forthestabilityunderseismicloadisanalyzed．Thispaperestablishedthethreemodelsofresponsespectrummethodanddynamictime-h
7、istoryanalysistothestructurestabilityrespectivelyWasanalyzedandcompared．Studiedunderseismicloadstructureintheinternalforceanddisplacementcaresection．Inconsiderationofpilesandsoilundercombinedinteractiontostructureanalysis，thedynamiccharacteristicsofthemodelises
8、tablishedbythesimulationandboundaryconditionsofearthquakeanalysismethodtOtheanalysisoftheinfluenceofthestablestructureisdiscussed．Thisresearchcontentforthegoosewingsbridgeco
