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1、工学硕士学位论文FRP约束矩形钢筋混凝土柱反复受压性能CyclicBehaviourofRCRectangularConcreteColumnStrengthenedwithCFRPCompositesHaythamF.A.Isleem哈尔滨工业大学2015年7月国内图书分类号：TU375学校代码：10213国际图书分类号：624密级：公开工学硕士学位论文FRP约束矩形钢筋混凝土柱反复受压性能硕士研究生：：HaythamF.A.Isleem导师：：王震宇教授申请学位：：工学硕士学科：：土木工程所在
2、单位：：土木工程学院答辩日期：：2015年7月授予学位单位：：哈尔滨工业大学DissertationfortheMasterDegreeinEngineeringCyclicBehaviourofRCRectangularConcreteColumnStrengthenedwithCFRPCompositesCandidate：HaythamF.A.IsleemSupervisor：Prof.WangZhenyuAcademicDegreeAppliedfor：MasterofEngineerin
3、gSpeciality：CivilEngineeringAffiliation：SchoolofCivilEngineeringDateofDefence：July,2015Degree-Conferring-Institution：HarbinInstituteofTechnologyDissertationfortheMaster’sdegreeinEngineering,HITABSTRACTSincetheearly1990s,alargenumberofresearchhasrisenc
4、ontinuouslyonthemonotonicofconcretecolumnsexternallyjacketedwithFRPcompositewraps,includingbothexperimentalandanalyticalstudies.Aslightlygrowingnumberofstudieshaverecentlyconcentrated,incontrast,onthecyclicbehaviorofsmallandmedium-sizeconcretecolumnsc
5、onfinedwithfiber-reinforcedpolymer(FRP)sheets.However,mostoftheup-to-dateliteratureonthebehaviorofFRP-confinedcompressionmembershasfocusedextensivelyonsquareandcircularunreinforced(plain)concretecolumns.Infact,itiswellknownthatthedominantstructuralbui
6、ldingsRCcolumnsarerectangular,andthestudieshaveclearlyrevealedthatthebehaviorofthesecolumnsmainlydependsonseveralfactorssuchasaspectratioofcross-section,confiningreinforcement,sharpnessofthesectioncorners,etc.Accordingtotheliterature,researchontheinfl
7、uenceofside-aspectratio,height,largercross-section,andratioofinternalsteelreinforcementonthebehaviorofaxiallycyclicloadedrectangularreinforcedconcretecolumnsconfinedwithCFRPcompositesis,however,verylimited.Toaddresssuchknowledgegaps,thispaperpresentsa
8、pilotresearchprovidingacomprehensivepooloflaboratorytestingresultsof42large-scaleRCcolumnstestedundermonotonicandcycliccompressiveloadsafterbeingstrengthenedwithcarbonfiber-reinforcedpolymer(CFRP)composites.Theexperimentalstudydealswithaseries
