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1、CementandConcreteResearch41(2011)642–650ContentslistsavailableatScienceDirectCementandConcreteResearchjournalhomepage:http://ees.elsevier.com/CEMCON/default.aspSustainablecementproduction—presentandfuturea,⁎,M.RomerbbcM.Schneider,M.Tschudin,H.BolioaVDZ,Düsseldorf,GermanybHolcimGroupSupportLtd,Hold
2、erbank,SwitzerlandcCEMEX,Monterrey,MexicoarticleinfoabstractArticlehistory:Cementwillremainthekeymaterialtosatisfyglobalhousingandmoderninfrastructureneeds.AsaReceived23March2011consequence,thecementindustryworldwideisfacinggrowingchallengesinconservingmaterialandenergyAccepted28March2011resources
3、,aswellasreducingitsCOemissions.AccordingtotheInternationalEnergyAgency,themainlevers2forcementproducersaretheincreaseinenergyefficiencyandtheuseofalternativematerials,beitasfuelorKeywords:rawmaterials.Accordingly,theuseofalternativefuelshasalreadyincreasedsignificantlyinrecentyears,butCementmanufac
4、ture(E)potentialforfurtherincreasesstillexists.Incement,thereductionoftheclinkerfactorremainsakeypriority:AlternativefuelsandrawmaterialsGrinding(A)tremendousprogresshasalreadybeenmade.Nevertheless,appropriatematerialsarelimitedintheirregionalClinkersubstitutionavailability.Newmaterialsmightbeable
5、toplayaroleascementconstituentsinthefuture.ItremainstobeCO2seentowhatextenttheycouldsubstitutePortlandcementclinkertoasignificantdegree.©2011ElsevierLtd.Allrightsreserved.Contents1.Introduction..............................................................6422.Clinkerproduction......................
6、.....................................6432.1.Energyefficiencyinclinkerproduction..............................................6432.2.Alternativefuels.........................................................6432.3.Alternativerawmaterials.....................................................6442.4.Grin
7、dingefficiency........................................................6452.5.CarbonCaptureandStorage(CCS)................................................6463.Cementproducts.........................................
