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AspenPlus(,230024):,,AspenPlus,,,,:;;;AspenPlus:TQ111.101.8:A:1009-1904(2010)04-0004-061,90,,,,,,,,,,Dart2mouthShannonPACER()[1],,,1982(SAPD-1)[2],Asp2en,AspenPlus,[3]AspenPlusAspenTechnology,Inc(AspenTech)1981AspenPlus,,,AspenPlus,,AspenPlus1,,,;7,,,(DWRHS),:(1979-),,,,(:2010-05-26)4SP&BMHRELATEDENGINEERING201042,,;3,,;4,,,;5,,;6,,;7,Fortran,AspenPlus,,2006AspenPlus600kt/a,22.1:1STBED2NDBED3RDBED4THBEDE2201E2501E2501AE2501BE2502E2503E2504E2505E2506AE2506BV20042.21(SO2)11%,,420614,,;440,SO2;520,SO2,440,46515201041AspenPlus170,SO3,SO2,SO294.7%SO3,412,434,160,,SO299.83%2.3,(90%)242,3.82MPa(,)249320,1;2,450,,,2%,,,3AspenPlus:();();;;();;;,3.1,(Route)(Model),;RK-SOAVE,,CO2H2SH2,(40kPa),600,RK-AspenRK-SOAVE,,,Aspen,RK-SOAVE(Redlich-Kwong-Soave)RK-AspenRK-AspenSTEAM-TA,,AspenPlusSTEAM-TASTEAM-TA273.15K1073K,100MPa3.23.2.1ReactorsRstoicRyieldRequilRg2ibbsRcstrRplugRbatch1Ryield,,;,Rstoic,;2Requil,,;Rgibbs,;Aspen3RcstrRplugRbatch[4],,RstoicRequil6SP&BMHRELATEDENGINEERING20104RequilSO2,Requil,Requil,,3.2.2HeatExchangersHetranHeatX(),Hetran,(AspenPlusSimulationEngine)AspenPlus(HTRIHTFSM-HTFSB-JAC)/HeatXBJT,B-JACHetran3.2.3,SeparatorsFLASH23.3(DesignSpecification),,,(),AspenPlus,1(BD/BFW)0.02,BD()BFW(),0.02(0.001)510()2300,519(),300,516();450,,515()44.1Aspen,,,,,,,;24.2RK-Aspen,(4)(FR2TOWER)(1)STEAM-TA,()(2)14FRTOWERQ(SO2)/kmolh-1751.639.9Q(SO3)/kmolh-115.30Q(O2)/kmolh-1662.1306.1Q(N2)/kmolh-15404.85404.8/1068.180/kPa39172//MPa()/kgh-15101045.091191.55151045.02515.75161045.01945.34.31113,47201041AspenPlus231TOTOWER1TOTOWER2Q(SO2)/kmolh-139.81.3Q(SO3)/kmolh-1727.138.6Q(O2)/kmolh-1306.2286.8Q(N2)/kmolh-15404.85404.8/17016041//MPa/kgh-1517248.93.8289356.7522450.03.8293822.15260.6MPa169.70.69371.0BD-DR169.70.691442.5222,450,522,450(0.001),S1254.4125.8kg/h,0.6MPa,,52//MPa/kgh-1510104.05.0095710.7517248.93.8293796.3522450.03.8293796.35260.6MPa169.70.69391.7BD-DR169.70.691522.9218:00DCS,66(DCS)//MPa/th-12007-04-09430.73.5593.22007-04-11432.83.5592.32009-04-12433.13.6191.9,DCS,3,,AspenPlus,8SP&BMHRELATEDENGINEERING20104(,315801):,,1Mt/a,:;;;:TK227.3:B:1009-1904(2010)04-0009-051,CaOCaSO4,,,,,,,,,,51,AspenPlus,,,,,2AspenPlus,,,,,,,,,3,AspenPlus,,4,,,AspenHYSYSFLU2ENT,,:,!:[1].[J].,2005,(1):16.[2].[M].:,1999:415.[3].AspenPlus[J].,2004,(1):5.[4].AspenPlus[J].,2003,(2):56.:(1982-),,,,,0551-3626571(:2010-03-30)920104SP&BMHRELATEDENGINEERINGSP&BMHRELATEDENGINEERINGABSTRACTSBimonthlyTotalNo.97,No.42010;PublishedonJul.31,2010(InitialIssueinDec.of1991)DesignSummaryforaChineseLowTemperatureHeatRecoverySystem(DWRHS)ofa250kt/aSulfur2basedSulfuricAcidPlantHEYun2tao,ZOUYu2shuang,SUNZheng2dong,YUXiang2dong(SINOPECNanjingEngineeringIncorporation,Nanjing211100,China)Abstract:Energyconservation,consumptionreduction,emissionreductionandlowcarbonisthebasicnationalpolicyofChina.Withregardtosulfuricacidproduction,theprocessflow,mainequipmentanddesignfeaturesofthenewChineselowtemperatureheatrecoverysystem(DWRHS)ofthe250kt/asulfur2basedsulfuricacidplantofBofengaredescribed,andkeyissuesconsideredinthedesignaresummarizedandanalyzed.Sincethesystemisputin2tooperation,ithasbeenoperatinginabalancedway,theproductionisnormal,andtherecoveryratehasreachedadvancedinternationallevel,andvariousfigureshavereachedthedesignrequirements.ThisChinesetechnologyisconsideredtohaveexcellentdemonstrativeandpromotionalsignificanceforrecov2eryandutilizationoflowtemperaturewasteheatbylargeandmediumsizedsulfuricacidproducersinChina.Keywords:sulfuricacidproduction;lowtemperatureheatrecovery;DWRHStechnology;process;equipment;designsummaryAspenPlusFlowSimulationforConversionSectionofSulfur2basedSulfuricAcidProductionGONGZhi2hai(EastChinaEngineeringScienceandTechnologyCo.,Ltd.,Hefei230024,China)Abstract:Flowsimulationprogramisabletopredictpotentialimpactbyvariationofprocessparametersontheplantperformance,soastoachieveopti2mizationoftheprocess.Therefore,itiswideusedinthedesignandprocessresearchforsulfuricacidplants.ThecasesofusingAspenPlusflowsimulationprogramfortheconversionsectionandwasteheatrecoverysystemofasulfur2basedsulfuricacidplantisprovided,andtheproceduresandmethodforsetupoftheflowmodel,designoptimizationsimulationscheme,andresultanalysisisdescribedindetails.Thesimulationresultisconsideredtobebasicallyinlinewiththeactualproductiondata.Thismethodisreasonableandeffective.Keywords:sulfuricacidproduction;conversionsection;flowsimulation;AspenPlusDesignSummaryforMechanicalSlagRemovalSystemofCirculatingFluidizedBedBoilerYINHai2yan(SINOPECNingboEngineeringCo.,Ltd.,Ningbo315801,China)Abstract:Basedontheanalysisofequipmentinthemechanicalslagremovalsystem,severaltypesofmechanicalslagremovalsystemsforcirculatingflu2idizedbedboileraredescribed,andadesignschemeforthearrangementofslagremovalsysteminthethermalpowerprojectisproposed.Theoperationsta2tusofslagremovalsystemsintheassociatedthermalpowerprojectforthe1Mt/aethyleneprojectofZhenhaiandTianjinareanalyzed,andissuesthatneedattentionduringdesignaresummarized.Keywords:mechanicalslagremovalsystem;bucketchainconveyor;scraperconveyor;desi