焦炭反应性的多元素矿物催化研究

41320063IronandSteelVol.41,No.3March2006,,,(,243002):FS:BaOCaOMgOFe2O3CuOV2O5SO3,Fe2O3CuOV2O5MgO;B2O3TiO2AlF3:;;:TQ520:A:04492749X(2006)0320016204ResearchofMulti2elementMineralCatalysisforCokeReactivityCUIPing,YANGMin,PENGJing,ZHANGLei(SchoolofChemistryandChemicalEngineering,AnhuiUniversityofTechnology,Maanshan243002,Anhui,China)Abstract:TheinfluenceofF,S,singlemineralandmulti2mineralmixtureoncokereactivitywasstudied.TheresultshowsthatalkalineearthoxidessuchasBaO,CaO,MgOandtransitionmetaloxidessuchasFe2O3,CuO,V2O5andsulfuroxidessuchasSO3havepositivecatalyticeffectoncokereactivity,butthereisasaturationpointforFe2O3,CuO,V2O5andMgOB2O3,TiO2andAlF3havenegativeeffect.Inaddition,theeffectofmixtureofsev2eraloxidesoncokereactivityshowsadditivepropertyforsinglesubstance.Keywords:coke;mineral;catalyticreaction:(2004Kj0542zd),(2001Kj036):(19642),,,;E2mail:[e-mail];:2005205211,,,[14],,FSFS,,FS,11.1,:Mad=2131%;Ad=12131%;Vdaf=1121%;St,d=0148%36mm,1502h:Fe(NO3)3Mg(CH3COO)2NH4VO3AlF3;Cu(CH3COO)2Ca(CH3COO)2H2SO4;H2TiO3;H3BO3;Ba(CH3COO)2011%015%110%210%1.236mm50g,12h,,,,N2,10001h,():Fe(NO3)3Fe2O3+NO2+O2(1)Cu(CH3COO)2CuO+CO2+H2O(2)Ba(CH3COO)2BaO+CO2+H2O(3)Ca(CH3COO)2CaO+CO2+H2O(4)Mg(CH3COO)2MgO+CO2+H2O(5)H2TiO3TiO2+H2O(6)3:NH4VO3V2O5+NH3+H2O(7)H3BO3B2O3+H2O(8),,0011%015%110%210%5[5](CRI)22.12.1.11(a)BaOCaOMgO30011%015%110%210%1,,,,3,BaO,MgO,:BaOCaOMgO,3,1%,,2.1.2V2O5Fe2O3CuOTiO21(b)1(b),2,,V2O5Fe2O3CuO,,Fe2O3CuOV2O5,Fe2O3,1%3816%5310%,BaOCaO,TiO2,TiO21%3816%3615%1(b),,,(1%),,,1,,2.1.3B2O3,,,22,B2O3,B2O31%,3816%3410%,,,B2O3,B2O32%,2.1.4FSFSFS,,2Al[5],SO3,AlF3FS(a);(b)1CRIFig.1EffectofoxidesoncokeCRI71412CRIFig.2Effectofnon2metalliccompoundoncokeCRI2,AlF3,,1%,3816%3510%,015%210%,H2SO4,1%,3816%4510%,,,,,,,,2.2,,,BaOCaOB2O3TiO200105%0125%0150%1100%,00105%0125%0150%1100%,00105%0125%0150%1100%,,,342.2.1BaOCaO3BaOCaO3BaOCaO,1%,3816%5910%,,,1%,3,3BaOCaOCRIFig.3EffectofmixtureofBaOandCaOoncokeCRI,BaO,CaO,2.2.2B2O3TiO24(a)B2O3TiO24(a),B2O3TiO21%,3816%3515%,,,B2O3TiO22.2.34BaOCaOB2O3TiO24001025%01125%01250%01500%,BaO+CaOB2O3+TiO2,4(b)4(b),,BaO+CaOB2O3+TiO2,BaO+CaO,011%,3816%4210%;,B2O3+TiO2;1%2%,,813:(a)B2O3TiO2;(b)BaOCaOB2O3TiO24CRIFig.4EffectofmixtureoncokeCRI43(1)BaOCaOMgOFe2O3CuOV2O5SO3,Fe2O3CuOV2O5MgO;B2O3TiO2AlF3(2),BaOCaO,,BaOCaO;B2O3TiO2,B2O3TiO2(3)BaOCaOB2O3TiO24,015%,;015%,:[1],.[J].,2002,21(4):22224.(DUHe2gui,YANGJun2he.Cataly2sisofMetallurgicalCokeSolutionLossReactionbyMinerals[J].Ironmaking,2002,21(4):22224.)[2],,,.[J].,2003,28(4):4192422.(HUJun,KONGFan2shuo,ZHAOXiao2ming,etal.EffectofBlastFur2naceCoalInjectiononThermalPropertyofCoke[J].JournalofChinaCoalSociety,2003,28(4):4192422.)[3]Leth2MilleraR,JensenbAD,JensenbJ.ComparativeStudyofReactivitytoCO2ofCokesUsedinStoneWoolProduction[J].FuelProcessingTechnology,2005,86:5512563.[4],,.[J].,2001,13(2):125.(YANGJun2he,FENGAn2zu,DUHe2gui.ChemicalStatesandSpeciesofMineralinBlastFurnaceCoke[J].JournalofIronandSteelResearch,2001,13(2):125.)[5].[D].:,2002.91