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1、太原理工大學(xué)碩士研究生學(xué)位論文ResearchofBasicPropertiesandMicrostructureofGlazedHollowBeadInsulationBearingNanoConcreteABSTRACTNowadays,energycrisisdeterioratesseriously.Theenergyhasanimportantimpactonthesurvivalanddevelopmentoftheworld.Theenergyconsumptionofbuildingaccountsfora
2、sizeableshareoftheglobalenergyconsumption,whichisincreasingyearbyyearbecauseoftheimprovementofpeople’Slivingstandards.GlazedhollowbeadinsulationbearingconcreteCanmeettherequirementsofload—bearingandinsulationatthesametime,itsthermalconductivityislowerthanordinaryc
3、oncrete,anditsstrengthreachesthelevelofordinaryconcrete.Theenergyconsumptionofglazedhollowbeadinsulationbearingconcretebuildingsdropssignificantlyindesignworkinglife.Theconstructionofinsulationworksiscompletedwhenthemainstructureofthebuildingisfinished,theamountof
4、designandconstructionworksisreduced.Glazedhollowbeadinsulationbearingconcretemeetstherequirementsofthenationalbuildingenergy,andalsomeetstheglobalsustainabledevelopmentstrategy.Glazedhollowbeadinsulationbearingconcreteisbeingstudieddeeplybyourgroup,andtheresultsof
5、studiesarefruitfulwhichisusedintheactualIII太原理工大學(xué)碩士研究生學(xué)位論文projects.Nano—materialsarevaluedbytheworld,SOnRnoconcreteis.Basedontheabove,nano—materialsismixedintheglazedhollowbeadinsulationbearingconcrete,whichisnamedasglazedhollowbeadinsulationbearingnanoconcrete.Th
6、ebasicPropertiesandmicrostructureofglazedhollowbeadinsulationbearingllanoconcreteisstudiedwithtestsandsomeequipmentsuchasscanningelectronmicroscopy.Themainworksoftheresearchareshownasfollows:1.Therawmaterialsofglazedhollowbeadinsulationbearingnanoconcrete一一glassho
7、llowbeadsandnano—silicaisstudied,mixproportionisdeftved.2.Twofactors一一glassbeadsandnano—silicaareconsideredinthemicroscopictest,whichimpactthemechanicalpropertiesandthermalperformanceofglazedhollowbeadinsulationbearingconcrete.Thedosageofglassbeadsincludes30%,70%a
8、nd130%,thatofnano—silicaincludes1%、2%、3%.Thecompressivestrengthandthermalconductivityofglazedhollowbeadinsulationbearingnanoconcretewithdifferentcontent