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1、DYNAMICPROGRESSIVECOLLAPSEOFFRAMESTRUCTURESbyGriengsakKaewkulchai,B.Eng.,M.S.DissertationPresentedtotheFacultyoftheGraduateSchoolofTheUniversityofTexasatAustininPartialFulfillmentoftheRequirementsfortheDegreeofDoctorofPhilosophyTheUniversityofTexasatAustinDecember2003CopyrightbyGriengsakKaewkulchai2
2、003TheDissertationCommitteeforGriengsakKaewkulchaicertifiesthatthisistheapprovedversionofthefollowingdissertation:DYNAMICPROGRESSIVECOLLAPSEOFFRAMESTRUCTURESCommittee:________________________________EricB.Williamson,Supervisor________________________________JeffreyK.Bennighof________________________
3、________MichaelD.Engelhardt________________________________JohnL.Tassoulas________________________________SharonL.Wood________________________________JosephA.YuraDEDICATIONToMymotherandmyfatherAcknowledgementsIwishtoexpressmygratitudeandappreciationtomyadvisor,ProfessorEricB.Williamson,forhisguidanc
4、e,friendshipandsupportthroughoutthisresearch.Thisdissertationcouldnotbecompletedwithoutalltheideasandsuggestionsgivenbyhim.ThecontributionsofProf.EngelhardtandProf.Yuratotheresearcharegreatlyappreciated.Theassistanceoftherestofmyacademiccommittee,Prof.Bennighof,Prof.Tassoulas,andProf.Wood,isalsoackn
5、owledged.IwishtoexpressmyappreciationtotheRoyalThaiGovernmentfortheirfinancialsupportandfortheopportunitytopursuemydoctoraldegree.MyparentsandfamilyarethankedfortheirencouragementandsupportthroughoutmystudiesintheUnitedStates.Tomyfriendsfortheirsupport,inspiration,andencouragement.GriengsakKaewkulch
6、aiDecember,2003vDYNAMICPROGRESSIVECOLLAPSEOFFRAMESTRUCTURESPublicationNo.______________GriengsakKaewkulchai,Ph.D.TheUniversityofTexasatAustin,2003Supervisor:EricB.WilliamsonTheobjectiveofthisresearchistodevelopacomputationalmodelfordynamicprogressivecollapseanalysisofframestructures,particularlystee
7、lframes.Ofparticularinterestistheevaluationofthealternateloadpathmethod,whichcurrentlyformsthebasisofseveralbuildingcodesforthedesignofstructurestoresistcollapse,todetermineifitiscapableofaccuratelyac
