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ID:33509879
大小:1023.00 KB
页数:20页
时间:2019-02-26
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1、山东建筑大学毕业设计英文翻译UseofFactory-WasteShinglesandCementKilnDusttoEnhancethePerformanceofSoilUsedinRoadWorksAnexperimentalworkwasconductedtostudytheuseoffactory-wasteroofshinglestoenhancethepropertiesoffine-grainedsoilusedinroadworks.Cementkilndust(CKD),acogeneratedproductofPortlandcementmanufacturin
2、g,wasusedasastabilizingagentwhiletheprocessedshingleswereaddedtoenhancethesoiltensilestrength.Theeffectsofshinglesonstrengthandstabilitywereevaluatedusingtheunconfinedcompressivestrength,splittingtensilestrength,andCaliforniaBearingRatio(CBR)tests.TheresultsshowedthattheuseofCKDaloneresultedin
3、aconsiderableincreaseintheunconfinedcompressivestrengthbuthadasmalleffectonthetensilestrength.Theadditionofshinglessubstantiallyimprovedthetensilestrengthofthestabilizedsoil.Asignificantreductioninthecapillaryriseandaslightdecreaseinthepermeabilitywereobtainedasaresultofshingleaddition.Anoptim
4、alshinglecontentof10%isrecommendedtostabilizethesoil.Copyright©2009AlyAhmedetal.ThisisanopenaccessarticledistributedundertheCreativeCommonsAttributionLicense,whichpermitsunrestricteduse,distribution,andreproductioninanymedium,providedtheoriginalworkisproperlycited.1.IntroductionExtensiveresear
5、chhasbeenperformedduringthepasttwodecadestoprotecttheenvironment.Theuseofwastematerialsinconstructionapplicationshasmanyenvironmentalbenefitsincludingcostssavingintermsoftheirdisposalandpotentialrecyclability.Examplesofsuchwastematerialsincludefactory-wasteroofshinglesandcementkilndust(CKD).Ro
6、ofshinglesareprimarilycomposedofasphaltbinder,hardrockgranules/fillers,andfibers.Therearetwotypesofshingles:organicandglass.Organicshinglesaremadeonathickfeltofwoodandothercellulosefibers.Glassshinglesaremadeonamatofnonwovenglassfibers,whichareheldtogetherwithawater-insolublebinder.Organicshin
7、gles,whicharethemostcommonlyusedasphaltshinglesinCanada,containmoreasphaltandaresuitableforcoldweatherwhileglassshinglesaremoreresistanttoheat[1].CementkilndustisacogeneratedproductofPortlandcementmanufacturing.Morethansixmilliontonsofp
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