【英文标准名称】:TestMethodforDistillationofCrudePetroleum(15-theoreticalPlateColumn)
【原文标准名称】:原油蒸馏测试方法(15-理论塔板柱)
【标准号】:ANSI/ASTMD2892-2005
【标准状态】:作废
【国别】:美国
【发布日期】:2005
【实施或试行日期】:2005-11-29
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:原油;试验;蒸馏;润滑剂;石油产品;试验
【英文主题词】:Crudeoils;Distillation;Lubricants;Petroleumproducts;Testing
【摘要】:Thistestmethodcoverstheprocedureforthedistillationofstabilizedcrudepetroleum(seeNote0)toafinalcuttemperatureof400CAtmosphericEquivalentTemperature(AET).Thistestmethodemploysafractionatingcolumnhavinganefficiencyof14to18theoreticalplatesoperatedatarefluxratioof5:1.Performancecriteriaforthenecessaryequipmentisspecified.Sometypicalexamplesofacceptableapparatusarepresentedinschematicform.Thistestmethodoffersacompromisebetweenefficiencyandtimeinordertofacilitatethecomparisonofdistillationdatabetweenlaboratories.Note0DefinedashavingaReidvaporpressurelessthan82.7kPa(12psi).Thistestmethoddetailsproceduresfortheproductionofaliquefiedgas,distillatefractions,andresiduumofstandardizedqualityonwhichanalyticaldatacanbeobtained,andthedeterminationofyieldsoftheabovefractionsbybothmassandvolume.Fromtheprecedinginformation,agraphoftemperatureversusmass%distilledcanbeproduced.Thisdistillationcurvecorrespondstoalaboratorytechnique,whichisdefinedat15/5(15theoreticalplatecolumn,5:1refluxratio)orTBP(trueboilingpoint).Thistestmethodcanalsobeappliedtoanypetroleummixtureexceptliquefiedpetroleumgases,verylightnaphthas,andfractionshavinginitialboilingpointsabove400C.Thistestmethodcontainsthefollowingannexesandappendixes:TestMethodfortheDeterminationoftheEfficiencyofaDistillationColumn,TestMethodfortheDeterminationoftheDynamicHoldupofaDistillationColumn,TestMethodfortheDeterminationoftheHeatLossinaDistillationColumn(StaticConditions),TestMethodfortheVerificationofTemperatureSensorLocation,TestMethodforDeterminationoftheTemperatureResponseTime,PracticefortheCalibrationofSensors,TestMethodfortheVerificationofRefluxDividingValves,PracticeforConversionofObservedVaporTemperaturetoAtmosphericEquivalentTemperature(AET),TestMethodforDehydrationofaSampleofWetCrudeOil,andPracticeforPerformanceCheck.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,seeSection.Thistestmethodisfordeterminingtheefficiencyofadistillationcolumn,undertotalrefluxconditionsusingthetestmixturen-heptane/methylcyclohexaneatatmosphericpressure.Theefficiencyisnotmeasuredundervacuumconditionsbecausethereisnosatisfactorytestmixturethathasaconstantrelativevolatilitywithpressure.Thistestmethodisfordeterminingthedynamicholdupofadistillationcolumnusingatestmixtureofstearicacidinn-heptane.Thistestmethodisfordeterminingtheheatlossofadistillationcolumnunderstaticconditionswhenatemperaturedifferentialexistsbetweentheinnerandouterwallsofadistillationcolumn.Thistestmethodisfordeterminingwhetherthetemperaturesensorisintheproperpositionforoptimumperformance.Thistestmethodisforthedeterminationoftemperatureresponsetimebasedupontherateofcoolingofthesensorunderprescribedconditions.Thistestmethodisfordeterminingwhetheraliquidrefluxdividingvalveproducestheprescribedrefluxratio.Thispracticeisforconversionoftheactualdistillationtemperatureobtainedatsub-ambientpressuretoAETcorrespondingtotheequivalentboilingpointatatmosphericpressure,101.3kPa(760mmHg),bymeansofequationsderivedbyMaxwellandBonnell.Thispracticeisfordehydratingasampleofwetcrudeoilpriortofractionaldistillation.
【中国标准分类号】:E21
【国际标准分类号】:75_040
【页数】:
【正文语种】:英语