板石礦業(yè)廢渣混凝土空心砌塊的技術(shù)研究.pdf

1、東北大學(xué)碩士學(xué)位論文板石礦業(yè)廢渣混凝土空心砌塊的技術(shù)研究姓名：王有志申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：礦業(yè)工程指導(dǎo)教師：邢軍李希平20050601卷北大學(xué)碩士學(xué)位論文ABSTRACTTechnicalStudyontheConcreteHollowBlockswiththeWasteofBanshiMiningCompanyAbstractInthispaperitisfocusedonthecomprehensiveutilizationoft

2、hetailingstoproduceconcretehollowblocks，bychoosingthewasteanddryspraratedlowgradeparticlesderivedfromBanshiMiningCompanyasthemainrawmaterialandcombiningthetheoreticalanalysisandexperimentalstudiesByinvestigatingitschemic

3、alcompositionandphysicalpropertieswithadvancedtestingmeansandanalyzingmethods，thefeasibilityofthewasteanddryspraratedlowgradeparticlesusedastherawmaterialtoproduceconcreteblocksisstudiedTheeffectsofminingslag’Smixingamou

4、ntandsizeoffeetontheperformancesofconcreteblockandthephysicalandmechanicalpropertiesareinvestigatedthroughexperimentsInthisresearch，muchworkhasbeendonetocontributetothedevelopmentandutilizationofthetailingsconcreteFirstl

5、ywiththemethodoforthogonalitytestinstatistics，themixingratiooftheminingslagconcreteisinvestigatedthroughexperimentsSecondlybyresortingtotheanalyticalmethodsinstatistics，suchasthedeviationanalysisandSOon，theoptimalmixingr

6、atioisdeterminedTheconcrete’SmechanicalperformancemaddurabilityaretestedandanalyzedinaccordancewiththenationalregulationsinChinaTheoptimalmixingratiois：C20：(cement：waste：mullock=10％：36％：54％)，C30：(cement：waste：mullock=1l％

7、：36％：53％1TechnicalandeconomicalanalysisontheproductionofconcretehollowblockswiththetailingsasthemainrawmaterialisdidTheresultshowsthat：theprojectpossessedhighincomeratioandprofit—makingability，andwaslowintheproductcosts，