工艺设计过程中阻火器的设置

X7300601,,(),2211(1):(2):212(1):(),(),:,,:,(2):,213(1)(2)(3),(4)(5)3311(1),(2)43(),()(3)(),()(4)(5)(6)312(1)(),(2)(),(3)122004,14(3)X:1994:[phone]-3611(4)4411412,,,413MESG(1)(GB38361183),(MESG),11(MESG)(MESG),mmIAMESG019IB015MESG019ICMESG015MESG,(1bar,20)MESG[4][5](2)MESG,MESGMESG:MESG0165mm,()MESG0165mmMESG0165mm(3),,MESG,MESG414,(),,415,-5(1)(2),;,(),(3),,(4),6611(1),,,(2),612,,,;(),,,,,22CHEMICALENGINEERINGDESIGN2004,14(3),,7711(1)(2)()(%)(m3/h);()();()(MPa);(MPa);(m3);();()(MPa)(3)DN(mm)(),;;712,1(GB5015692)2(GB5017793)3(GB1334792)4(HGJ2189)5(GB3836112000)(2004-03-02)(25)ZnCl:96%98%();:70964411,7090,,,68h,,3412,,pH=313315pH,HCl,HCl,HCl,,,413,,,,4141000,1000,1005(1),(2)HCl,(3)11()[M]1:119792DacscuC.GyorgyV.ContinuousPraparationofZincChloride[p].Rom.RO91214198731[M]1:,198141[J]1(),1995,23(2);115117(2004-01-04)322004,14(3)ABSTRACTSSpeechatConferenceofChemicalDesignTechnicalCentersandProfessionalCommitteesofChinain2004YuanNiuDevelopmentandSelectionofNitricAcidResistanceSteelGangYimin(Beijing100081)Theauthor,fromthepracticalview,systemicallysummarizedtheresearchanddevelopmentresultsofnewtypeAustenicsteelwithni2tricacidresistanceandcorrosionresistancecharacteristics,andana2lyzesthematerialsselectionunderdifferentnitricacidmediumanddifferentenvironmentalfactors.KeywordsnitricacidcorrosionAustenicsteelAnalysisandDiscussiononProcessandEquipmentofTitaniumWhiteProductionbySulfuricAcidProcessTangWenqian(ShandongChemicalPlanningDesignInstituteJinan250013)Introducesthelatestdevelopmentoftitaniumwhiteproductionprocessandequipmentandfurtherdiscussesthelocalizationofprocessandmajorequipment.KeywordstitaniumwhiteimportlocalizationtechnologyApplicationofNHDinSulfurRemovalandCarbonRemovalinChemicalFertilizerPlantsQingYisheng,etal(JiangsuTianyinChemicalCo.,Ltd.Yixing214262)IntroducestheapplicationconditionsofNHDinfivechemicalplantsinChinathatindicatestheNHDtechnologyisadvancedtech2nologywithhighergaspurificationandobviouslowerenergycon2sumptionandlowflashgasCO2purificationisalsohigher.KeywordsNHDsulfurremovalandcarbonremovalSetUpofFireArrestersinProcessDesignSunLinwei,etal(LanzhouDesignInstituteofSinopec,Lanzhou7300760)Introducesthecategoriesoffirearrestersandtheirtypeselectionandinstallation.KeywordsfirearrestercategoriessetupselectionApplicationofContinuousReactionDeviceinProductionofZincChlorideLuFangyi(CollegeofEnvironmentalEngineeringandChemicalEngineer2ing,NanchangUniversity,Nanchang,330029)Zincchlorideisproducedwithcontinuousreactiondeviceinsteadofintermittentreactiondevice.Thisprocessnotonlyhashighproduc2tionintensity,butalsocaneliminatethepollutionofhydrogenchlo2rideandzincash.Reactionproductswithsteady-componentscanalsobeobtained.KeywordszincchloridesuccessivereactiondeviceTheSmallExperimentalDistillationEquipmentwithRefluxSectionYuanHaikuan,etal(ChemistryandChemicalEngineeringCollegeofGuangxiUni2versity,Nanning530004)Asmallexperimentaldistillationequipmentthatisoperatedconve2nientlyisputforwardinthispaper,andthedistillationcolumnwithrefluxsectionisadopted,therebytheequipmentcontrollingrefluxandrefluxoperationareremoved.Theexperimentalresultsofbatchdistillationtoethanol-waterand1-propanol-isopropanolshowthattheoperationandcontroloftheequipmentiseasy,thequalityofdistillatesteadyandthespeedofdistillatehigh.Sothenewexperi2mentalequipmenthasagoodappliedforeground.KeywordsdistillationsmalldistillationequipmentrefluxsectionDesignofInletPipingofCatalystCrackingFlueGasTurbineYangQing,etal(LuoyangPetrochemiclaEngineeringCorporation,Luoyang,471003)Introducesthematerialsselection,arrangement,forceanalysisanddesignpointsofcatalystcrackingfluegasturbine.KeywordsinletpipingfluegasturbinedesignReliabilitySafetyFactorofStaticStrengthforSteelThinessWalledPressureCylinderLiuXiaoning,etal(WuhanPolytechnicCollageofIndustryandCommunication,Wuhan430015)Inthispaper,byusingthemethodofreliabilitydesignbasisonprobabilityandstatisticaltheory,staticstrengthofsteelthinnesswalledpressurecylinderwasstatisticallyanalyzed.Thesafetyfactorisdiscussedfromthesideofanalysisinitialreliabilityonstaticstrength,takeforsafetyfactornsisgreaterthan1.55inyieldfailurecriteriaandnbnotlessthan2.05inexplosionfailurecriteria.KeywordssteelthinnesswalledpressurecylinderstaticstrengthinitialreliabilitysafetyfactorLocalizationofShaftSealforAlkylateReactorinRefineryShiYoumin(2ndConstructionCompanyofChinaNationalPetroliumCorpo2ration,Lanzhou730060)Introducesthewholeprocessoflocalizationofshaftsealforalky2latereactorinrefinery.KeywordsmechanicalseallocalizationmodificationApplicationofWaterSprayExtinguishingSysteminLiquefiedHydrocarbonTankFireProtectionZhangXuejun(NanjingYangtzePetrochemicalDesignandEngineeringInco.Nanjing210048)Theprocessunitsandtankfarmoflarge-scalepetrochemicalen2terprisesarebecominglargerandlargerrecently,thatisthedevelop2ingtrend.Andthequantityandvolumeofliquefiedhydrocarbontank,thenecessaryassociatedfacilitiesinpetrochemicalcomplexisalsoincreasingcontinuously.Thereforethewaterspraysystemwith12004,14(3)ABSTRACTSOFCHEMICALENGINEERINGDESIGN