纳米玻化微珠保温承重混凝土的基本性能和微观结构-研究

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1、太原理工大学硕士研究生学位论文ResearchofBasicPropertiesandMicrostructureofGlazedHollowBeadInsulationBearingNanoConcreteABSTRACTNowadays，energycrisisdeterioratesseriously．Theenergyhasanimportantimpactonthesurvivalanddevelopmentoftheworld．Theenergyconsumptionofbuildingaccountsforasizeableshareoft

2、heglobalenergyconsumption，whichisincreasingyearbyyearbecauseoftheimprovementofpeople’Slivingstandards．GlazedhollowbeadinsulationbearingconcreteCanmeettherequirementsofload—bearingandinsulationatthesametime，itsthermalconductivityislowerthanordinaryconcrete，anditsstrengthreachesthe

3、levelofordinaryconcrete．Theenergyconsumptionofglazedhollowbeadinsulationbearingconcretebuildingsdropssignificantlyindesignworkinglife．Theconstructionofinsulationworksiscompletedwhenthemainstructureofthebuildingisfinished，theamountofdesignandconstructionworksisreduced．Glazedhollow

4、beadinsulationbearingconcretemeetstherequirementsofthenationalbuildingenergy,andalsomeetstheglobalsustainabledevelopmentstrategy．Glazedhollowbeadinsulationbearingconcreteisbeingstudieddeeplybyourgroup，andtheresultsofstudiesarefruitfulwhichisusedintheactualIII太原理工大学硕士研究生学位论文projec

5、ts．Nano—materialsarevaluedbytheworld，SOnRnoconcreteis．Basedontheabove，nano—materialsismixedintheglazedhollowbeadinsulationbearingconcrete，whichisnamedasglazedhollowbeadinsulationbearingnanoconcrete．ThebasicPropertiesandmicrostructureofglazedhollowbeadinsulationbearingllanoconcret

6、eisstudiedwithtestsandsomeequipmentsuchasscanningelectronmicroscopy．Themainworksoftheresearchareshownasfollows：1．Therawmaterialsofglazedhollowbeadinsulationbearingnanoconcrete一一glasshollowbeadsandnano—silicaisstudied，mixproportionisdeftved．2．Twofactors一一glassbeadsandnano—silicaar

7、econsideredinthemicroscopictest，whichimpactthemechanicalpropertiesandthermalperformanceofglazedhollowbeadinsulationbearingconcrete．Thedosageofglassbeadsincludes30％，70％and130％，thatofnano—silicaincludes1％、2％、3％．Thecompressivestrengthandthermalconductivityofglazedhollowbeadinsulatio

8、nbearingnanoconcretewithdifferentcontent