纳米玻化微珠保温承重混凝土的基本性能与微观结构研究

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

2、sizeableshareoftheglobalenergyconsumption，whichisincreasingyearbyyearbecauseoftheimprovementofpeople’Slivingstandards．GlazedhollowbeadinsulationbearingconcreteCanmeettherequirementsofload—bearingandinsulationatthesametime，itsthermalconductivityislowerthanordinaryc

3、oncrete，anditsstrengthreachesthelevelofordinaryconcrete．Theenergyconsumptionofglazedhollowbeadinsulationbearingconcretebuildingsdropssignificantlyindesignworkinglife．Theconstructionofinsulationworksiscompletedwhenthemainstructureofthebuildingisfinished，theamountof

4、designandconstructionworksisreduced．Glazedhollowbeadinsulationbearingconcretemeetstherequirementsofthenationalbuildingenergy,andalsomeetstheglobalsustainabledevelopmentstrategy．Glazedhollowbeadinsulationbearingconcreteisbeingstudieddeeplybyourgroup，andtheresultsof

5、studiesarefruitfulwhichisusedintheactualIII太原理工大学硕士研究生学位论文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