高温作用后玻化微珠保温混凝土梁柱构件的承载力分析

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1、太原理工大学硕士研究生学位论文environment．Glazedhollowbeadinsulationconcreteandthesteelofcomponentsalsoexistinahigh—temperatureenvironment．Mechanicalpropertiesandthermalperformanceofthemchangesignificantly，whichincludecompressivestrength，tensilestrength，elasticmodulusandthermalconductivity．Thechangeoft

2、hesepropertieswillaffecttheperformanceofthecomponentsathightemperatures，therebyaffectingtheentirebuildingstructure．Thepropertiesofglazedhollowbeadinsulationconcreteanditscomponentsathightemperaturesareanalyzedbyexperimentalandtheoreticalmethod．Differenttemperaturesandcoolingmethodsarecon

3、sideredinthistest．Dataisacquiredaftercompletionofthetest．ThesignificantimpactofthesetwofactorstomechanicalpropertiesandthermalperformanceareanalyzedbySPSS．Thesections’temperaturefieldofthreesidesheatedhigh—temperaturebeamsandfourheatedhigh—temperaturecolumnofglazedhollowbeadinsulationcon

4、cretecomponentsareanalyzedbyABAQUES．Thecalculationmethodofthetemperaturefieldofthebeamsandcolumnsofglazedhollowbeadinsulationconcretecomponentsareputforward．Mechanicalpropertiesandthermalperformanceofthesteelinglazedhollowbeadinsulationconcretecomponentsareposed．Accordingtothesections’te

5、mperaturefield，isothermsofthesectionsofthreesidesheatedhigh··temperaturebeamsandfourheatedhigh—·temperaturecolumnofglazedhollowbeadinsulationconcretecomponentsaremadeCombiningwithpropertiesofglazedhollowbeadinsulationconcreteandsteelIV太原理工大学硕士研究生学位论文initscomponents．bearingcapacityformula

6、ofthreesidesheatedhigh-temperaturebeam，largeeccentriccompressioncolumnandsmalleccentriccompressioncolumnarededuced．Thehigh—temperaturebearingcapacityofaflamecolumninaconstructionengineeringiscalculated，whichisinlinewiththeactualsituation．Thesections’temperaturefieldandhigh—temperaturebea

7、ringcapacityofthreesidesheatedhigh—temperaturebeamsandfourheatedhigh—temperaturecolumnofglazedhollowbeadinsulationconcretecomponentsprovidereferenceandbasisforfiredamageassessment，post—disasterrestorationandhigh—temperaturestructuraldesignofglazedhollowbeadinsulationconcr