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4411200911IronandSteelVol.44,No.11November2009张启锋1,张代林2,夏红波1,余亮3,赵梅梅2,郑明东2(1.,201900;2.,243002;3.,243002):,(/),,,,,,:;;;:TF526.1:A:0449749X(2009)11001704ApplicationofAdditivePropertyofCokeThermalPropertyinCoalBlendingStudyZHANGQifeng1,ZHANGDailin2,XIAHongbo1,YULiang3,ZHAOMeimei2,ZHENGMingdong2(1.BaoshanIronandSteelCo.,Ltd.,ManufacturingManagementDepartmentofBaosteelBranch,Shanghai201900,China;2.AnhuiKeyLaboratoryofCoalCleanConversionandUtilization,AnhuiUniversityofTechnology,Maanshan243002,Anhui,China;3.AnhuiKeyLaboratoryofMetallurgicalEngineeringandResourcesRecycling,AnhuiUniversityofTechnology,Maanshan243002,Anhui,China)Abstract:Theviewpointofcokethermalproperty(CRI/CSR)whichcokedbysinglecoalpossessesadditivepropertywasputforward.Basedonassumedandamendedofthermalpropertyparameterscorrespondingsinglecoalsofalteringblendingscheme,andcombinedsinglecoalproportioninschemeofcoalblend,theresultwhichcalculatedvaluesisaccordantwithexperimentdata.Theviewpointwasapproved,anditcouldprovideconvenientlyfordesigningschemesofcoalblending.Thereby,itcanbeinstructedeffectivelyforcoalblendmanufacturing,andstabilizingorimprovingqualityofcoke.Keywords:coke;thermalproperty;additiveproperty;coalblending:(1970),,,;Email:zhangqifeng@baosteel.com;:20081110,,,,(CRI),,[1][2]FO[3],,,,(NKK)[4],(CCRA)[5],[6,7],,,44,,1数据的来源,,8,3SCO(SimulatedCokeOven),::400mm()500mm()700mm();:370mm()350mm()610mm();:,56.88kg/;:0.72t/m3;:10%;:3mm;:1050!;:18.5h;:6h11Table1MBIofusedcoals0.8920.5030.7250.557,2,2Table2Matchratioandqualitiesofcoalsandcokes/%Vd/%CRI/%CSR/%W1161026.550.7633742.9W2101626.690.68631.953.5W3161027.230.82841.333.9W4101627.40.78936.642.9W5161026.310.52432.847W6101626.890.53628.850.8W7161027.530.58834.642W8101626.990.64033.344.3,,,,,,;,,2数据分析与讨论2.1CRICSR,CRIi1%CRI,CRIiCRI,,,LHGFCCWGJ4,CRIi-CRIj,CRIiCRILHCRIGFCRICCWCRIGJ4,LHGFCCWGJ1%CRI,42,8(W1~W8)2CRI,(CRIi-CRIj)ij(ij),CRIi-CRIj(CRIi-CRIj)(CRIWi-CRIWj),,CRILHCRIGFCRICCWCRIGJCRIi-CRIj∀18∀11:CSRCRI,3~5,CRIiCSRi,,CRICSR33CRIi/CSRiTable3CRIofusedcoalsLHGFCCWGJCRIi1.471.130.840.55CSRi0.230.511.361.904(CRIiCRIj)(CRIWiCRIWj)Table4Calculate/measuredcokequality(CRI)differences(CRIi-CRIj)(CRIWi-CRIWj)/%W2-W1-5.52-5.1GJLH6(CRIGJ-CRILH)#6W3-W12.864.3CCWGJ10(CRICCW-CRIGJ)#10W4-W3-3.81-4.7CCWLH6(CRICCW-CRILH)#6W5-W1-5.42-4.2GFLH16(CRIGF-CRILH)#16W6-W2-3.39-3.1GFLH10(CRIGF-CRILH)#10W7-W3-5.42-6.7GFLH16(CRIGF-CRILH)#16W8-W4-3.39-3.3GFLH10(CRIGF-CRILH)#10W7-W52.861.8CCWGJ10(CRICCW-CRIGJ)#10W8-W64.584.5CCWGJ16(CRICCW-CRIGJ)#16W8-W7-1.77-1.3CCWGF6(CRICCW-CRIGF)#65(CSRiCSRj)(CSRWiCSRWj)Table5Calculated/measuredcokequality(CSR)differences(CSRi-CSRj)(CSRWi-CSRWj)/%W2-W110.0310.6GJLH6(CSRGJ-CSRLH)#6W3-W1-5.43-9.0CCWGJ10(CSRCCW-CSRGJ)#10W4-W36.779.0CCWLH6(CSRCCW-CSRLH)#6W5-W14.474.1GFLH16(CSRGF-CSRLH)#16W6-W22.79-2.7GFLH10(CSRGF-CSRLH)#10W7-W34.478.1GFLH16(CSRGF-CSRLH)#16W8-W42.791.4GFLH10(CSRGF-CSRLH)#10W7-W5-5.43-5.0CCWGJ10(CSRCCW-CSRGJ)#10W8-W6-8.68-6.5CCWGJ16(CSRCCW-CSRGJ)#16W8-W75.102.3CCWGF6(CSRCCW-CSRGF)#6:44,W2-W1,W2W1,GJ6%,LH6%,(CRIi-CRIj)∃(CRIGJ-CRILH)#6%,(CRIWi-CRIWj)W2W1CRI,12.245,W5-W1W7-W3,GF16%,LH16%;W6-W2W8-W4,GF10%,LH10%,W6-W2W8-W4CRI,W5-W1W7-W3CRICSR,,,CRIi/CSRi,45(CRIi-CRIj)/(CSRi-CSRj)(CRIWi-CRIWj)/(CRIWi-CRIWj),12∀19∀441,(CRIi-CRIj)(CRIWi-CRIWj),CRIi2CSR,CSR,2.3CRIiCSRi,CRIiCSRi3,LHGFCCWGJ4,,GJ,CCW,LH2(CRIi-CRIj)/(CSRi-CSRj),,W1W2W3W54,CRICSR,W2W5W1W3,,,3结论(1)1%CRICSR,,CRICSR,(2)CRICSR,(3)CRICSR,,(4),8,LHGFCCWGJ4,GJ,CCW,LH:[1]DiezMA,AlvarezR,BarriocanalC.CoalforMetallurgicalCokeProduction:PredictionsofCokeQualityandFutureRequirementsforCokemaking[J].InternationalJournalofCoalGeology2002,50:389.[2]HaraY.TheAssessmentofCokeQualityWithParticularEmphasisonSamplingTechnique,LuWKEd.BlastFurnaceCoke:Quality,CauseandEffect[M].Canada:McMasterUniversity,1980.[3]ValiaHS.PredictionofCokeStrengthAfterReactionWithCO2FromCoalAnalysesatInlandSteelCompany[J].I&SM,1989,5(1):77.[4]ToshimitusR.DevelopmentofControlMethodofCokeStrengthAfterCO2Reaction[J].FuelandEnergyAbstracts,1995,36(6):408.[5]AngeleriR.PredictingCokeStrengthAfterReactionofBlendintheSoleheatedOven[A].InternationalCongressontheScienceandTechnologyofIronmaking,57thIronmakingConferenceProceedings[C].Canada:Toronto,Iron&SteelSociety,1998:1061.[6],,,.[J].,2001,32(5):227.[7],,,.[J].,2002,37(7):1.∀20∀