碱液冷却器结垢原因分析及防垢措施

3120043(,457004),1,UHDEAMVCO2,,,,05E010A,,224m3/h10070,CO2,05E010A,2001128,7,200m3/h,TV05007,T0500773,5305E010A,2002,,95,205P001,75%,25%05E010A/B70,05E010A;05E010A/B,,,133.1,,U,,,,1,05E010A3.205E010A7405kW,100/60,32/44,11.36104kJ/m3h,0.000344m2K/W,0.000258m2K/W,,,,,,;60Ca2+Mg2+,U,,,3.305E010A/B,05E010A,©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.3240,,05E010B05E010A,,,,05E010A,05E010B,,T0500778,CO2,,05E010AT05007,05E010A,,,,05E010A,,TV05007,T05007,05E010A,05E010A44.1U05E010A,,(4.3MPa),4.2NBFNBF,,,;,,HCO3-CO32-,,Ca2+Mg2+HCO3-CO32-,,,H+,CaCO3,Ca(HCO3)2,CaCO3,,4.3,;,,,,4.4,05E010B,05E010A,,05E010A,,,TV05007,05E010A,,05E010A,TV05007,05E010B,,,05E010B,TV05007(78),CO2,,05E010A,,05E010A,05E010A,T05007,:1)05E0010A,;2)05E010A/BTV05007,05E010B,,,05E010A,55.1U,,U,,,(),,5.2U,NFB,200205E001A/BNFB05E001A/B68,,©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.Abstract&KeyWordDevelopmentofTechnicalRegulationsandStandardsConcerningCarriageofDangerousGoodsandTransportablePressureVesselsChenDengFengAbstract:Thecarriageofdangerousgoodscannotbedonewithoutthetransportablepressurevessels.Inordertokeepalook2outforpotentialrisksoflossofpropertyandlifeaswellastopre2venttheenvironmentfromimpactingcausedbythecarriageofdangerousgoods,thereshallbestrictregulationstocontrolthecarriage,especiallytheinternationalcarriageofthem,andthetransportablepressurevessels.ThispaperdescribedfirstlytheUNModelRegulationsandthevariousinternationalregulationsoncar2riageofdangerousgoodsundertheguidanceofit.Andthenthepaperdescribedthetwocurrentworldwideregulationsystemsinthefieldofcarriageofdangerousgoods:theUNENE-ENSystemandthe49CFR-DOT-ASMECODEXIISystem.ThetwosystemsareharmoniouswiththeUNModelRegulations.Finally,theau2thorputforwardrecommendationsandpropositionsonimprovementoftheChina’sregulationsconcerningthecarriageofdangerousgoodsandthetransportablepressurevesselsafterjoiningWTO.Keywords:carriageofdangerousgoods,transportablepressurevessel,regulation,standard,recommendationAnAnalysisaboutFabricatingCostofNon-StandardEquipmentLiuZhiweiSchoolofPetrochemicalEngineering,LiaoningUniversityofPetroleum&ChemicalTechnologyFushun113001BaiMingSchoolofEconomics&Management,LiaoningUniversityofPetroleum&ChemicalTechnologyFushun113001Abstract:Inthispaper,thecalculationmethodandthecom2positionoffabricatingcostofnon-standardequipmentwereintro2duced.Takingthevessels,columnsandheatexchangersasexam2ples,themaineffectfactorsofthecostandtheinfluenceofthesefactorsonthechangetendencyofthecostwereanalyzedindetail.Itprovidedthepersonnelengagedindesign,manufactureandcon2structionmanagementofthenon-standardequipmentwitharef2erenceinformationoncontrollingthefabricatingcostoftheequip2ment.Keywords:non-standardequipment,compositionofcost,fabricatingcost,constructionproject,economicanalysisStressAnalysisandDesignfor1000m3OxygenSphericalTankLiYong-tai,GuYong-gan,WuXiao-hong,HuangJin-guoHefeiGeneralMachineryResearchInstituteNationalEngineeringandTechnologyResearchCenterofSafetyforPressureVesselandPipingHefei230031JiangLiu-xinZhenjiangBoilerandPressureVesselInspectionandResearchInstituteZhenjiang212003Abstract:Thispaperpresentedthestressanalysisandthede2signforthe1000m3sphericaltank.Thestressesintheshelloftankandinthestructuresofopeningsatthetopandbottomcrownoftankundertheseveralconditionsincludingpressure-testing,op2erating,seismicandpressurecirclefatiguewereanalyzedbymeansofthefiniteelementanalysis.Thestressstrengthandfatiguelifeofthetankwereevaluatedandchecked.Keywords:sphericaltank,highpressure,lightsubstance,fi2niteelement,stressanalysis,fatigue,seism,openingModificationDesignofInternalPartsinAmmoniaCondensing&SeparatingTowerZhangXinmin,ChenBin,PengAijun,PengWeiqiHunanJinxinChenicalCo.,ltd.Lengshuijiang417506Abstract:Aftermodifyingtheinternalpartsintheammoniacondensing&separatingtower,manyproblemspreviouslyexistinginthisequipmentsuchasthebadresultofseparation,theinconve2nienceofoperation,themixingofthegasesandnotgoodeffectofheatexchangingweresolved.Thesatisfyingresultswereachievedthroughthemodification.Keywords:ammoniacondensing&separatingtower,internalparts,structure,designAnalysisonFactorsInfluencingAutomaticIgnitionofTorchLiChanglingPetrochemicalCompanyofShengliOilfieldDongying257000Abstract:Inthispaper,thecomponentpartsoftorchauto2maticignitionsystemandtheprincipleofrealizingautomaticigni2tionwereintroduced.Thevariousfactorsinfluencingautomaticig2nitionofthetorchwereanalyzed.Thecorrespondingmeasuresofensuringrealizationofthetorchignitionautomationwereputfor2ward.Keywords:torch,automaticignitionsystem,influencingfac2tor.ApplicationofRefluxRatioRegulatorMadebyOneselfinDistillationandRecoveryUnitHuXiongZhengTaizhouNanfengPharmaceuticalCo.,LtdTaizhou317300ModificationofAshWaterTreatmentSystemin300Kt/aSyntheticAmmoniaPlantQinJingnuo,TongFuweiDalianDesignandResearchInstitute,DahuaGroupDalian116031Abstract:Themodificationforthetreatmentsystemofashwatercontainingcarbonblack,residualoil,acidgaswasintroducedinthispaper.Keywords:syntheticammonia,ash-watertr