基于多維能力譜法的震損建筑抗震評價方法研究.pdf

1、沈陽建筑大學碩士學位論文基于多維能力譜法的震損建筑抗震評價方法研究姓名：李東航申請學位級別：碩士專業(yè)：結(jié)構(gòu)工程指導教師：李宏男201001IIAbstract碩士研究生學位論文AbstractHowtoeffectivelycarryoutseismicevaluationofbuildingstructuresfthevastnumberofscholarshavebeenhothasachievedagreatdealofresea

2、rchresultsbutfearthquakedamagebuildingsstilllacksaneffectiveperfmanceevaluationmethod.Iusethismultidimensionalcapacityspectrummethodwithconcreteframestructurefexamplethroughthemultidimensionalelasticplasticpropertiesunde

3、rseismicanalysisresearchtheplasticpropertiesofconcreteframestructuresunderseismicactionaswellastheweaklayerthedistributionofplastichingesdamageofthestructure.Themaincontentsofthisthesisistheperfmancebasedseismicdesignoft

4、hebasicideastargetingavarietyofstructuraltypesofearthquakedamagebuildingsconsideringtheactualsituationoftheestablishmentofmultidimensionalseismicbuildingstructuresunderearthquakedamagedelastoplasticdamagemodelisproposedb

5、asedonstaticElastoplasticanalysisofearthquakedamagebuildingsseismicevaluationmethodfthepreparationofearthquakedamagebuildingsseismicevaluationstardsprovidethebasicdata.Thisarticleincludesthefollowingmainelements:(1)thees

6、tablishmentoftheearthquakedamagedthebuildingdamagemodel.Accdingto“CodefSeismicDesignofBuildings“(GB500112001)providedtheoveralllevelofhighrisebuildingsstructuresagainstearthquakeactionisproptionaltopushthestiffness.Tsing

7、huaUniversityJapanBesshoSodencarriedoutbyChiothermodeltestsofreinfcedconcreteframereinfcedconcreteframestructureobtaineddefmationstagesofthecoefficientofstiffnessdegradationthispapertakeadvantageofthisnewstructurethestif

8、fnesscoefficientontheamendmenttobeearthquakedamagedbuildingsinjurymodel.(2)theestablishmentofanearthquakeunderthesingleparticlepairsoftwowayfreedomsystemsuchasstrengthreductionfactofductilityresponsespectrum.Analysisofsi

9、teclassificationductilitycoefficientonthestrengthreductionfactoftheimpactofthedesignspectrum.(3)introducedthemultidimensionalcapacityspectrummethod.Byconsideringtheroleofbidirectionalmultidimensionalseismicstructureofmod

10、alpushoveranalysisprocedurefobtainingthevibrationmodebasedonthecapacitycurvebythebidirectionalearthquakestrengthreductionfactofthelowerductilitydesignspectrumtoestablishthedemelasticplasticductilitydesignspectrumcurvethe

11、capacityspectrumcurvethedemfspectralcurvethroughacertainalgithmcanbecombinedtoobtainatwowaymultidimensionalseismicstructureunderthetargetdisplacement.(4)Inthispapermultidimensionalcapacityspectrummethodanalysisofearthqua

12、kedamagedbuildingsinjurymodelwasderivedundervariousvibrationtypestructureofvertexdisplacementbaseshearsettingupoftheelasticplasticmodelofthecapacityspectrumphasespectrumoverlaydemthenSRSSmodalcombinationtobeunderthemulti