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1、石油化工装备基础（Petrochemicalequipmentbase）1.Whatarethebasicrequirementsoftheprocessequipment?1.Safeandreliable2,meettheprocessrequirements3,comprehensiveeconomy4,easytooperate,maintainandcontrol5excellentenvironmentalperformance2.Whatarethebasiccomponentsofpressurevessels?Tu
2、bebody,sealhead,sealingdevice,openholeandtakeover,support,safetyaccessories3.Whichareasshouldbeavoidedwhenopeningholesinthetube?Stressconcentrationzone,edgestresszone,weldseam4.Classifythepressurevesselsaccordingtothetypeofpressure,andthecorrespondingstressrange/Extern
3、alpressurevessels:whentheinternalpressureofacontainerislessthananabsoluteatmosphericpressure,itisalsocalledavacuumcontainerInnerpressurevessel:lowpressurevessel(L):0.1MPa<=p<1.6MPaMediumpressurevessel(M):1.6MPa<=p<10.0MPaHighpressurevessel(H):10MPa<=p<100MPaSuperhighpr
4、essurevessel(U):100MPa<=p5.Accordingtotheclassificationofsafetymanagement,themainsituationofthree,two,onecontainer?1.Type3pressurevesselsAsoneofthefollowingsituations,thethirdtypeofpressurevessel:Highpressurevessel;Mediumpressurevessel(onlymediumwithextremetoxicityandh
5、ighrisk);Mediumpressurestoragecontainer(onlyflammableortoxictomoderatedamagemedium,andPVisgreaterthan10MPa.M3);Themediumpressurereactionvessel(whichisonlyflammableortoxictomoderatehazardmedium,andPVisgreaterthan0.5mpa);Lowpressurevessel(limitedtoxicitytoextremeandhighl
6、yhazardousmedia,andthePVproductisgreaterthanorequalto0.2mpa.Highpressure,mediumpressuretubeshelltypewoundheatboiler;Mediumpressureglasspressurevessel;Pressurevesselsmadefrommaterialswithhighstrengthlevels;Mobilepressurevessel;Sphericaltank;Cryogenicliquidstoragecontain
7、ers2.Typeiipressurevessels:Forthesecondtypeofpressurevessels,oneofthefollowingcontainers:Mediumpressurevessel;Lowpressurevessel(limitedtoextremeandhighlytoxicmedium);Low-pressurereactionvesselsandlow-pressurestoragecontainers(onlyflammablemediumortoxicmedium);Lowpressu
8、retubeshelltypewasteheatboiler;LowpressureglasspressurevesselType1pressurevessels:pressurevesselsexceptappealsarethef
