【英文标准名称】:StandardPracticeforAutomaticSamplingofPetroleumandPetroleumProducts
【原文标准名称】:石油及石油产品的自动取样的标准实施规程
【标准号】:ASTMD4177-1995(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D02.02.0B
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:acceptancetests;automaticpetroleumsampling;controllers;extractor;intermediatesamplingreceiver;isokineticsampling;mixingelements;portablesamplers;primarysamplereceiver;probe;representativesampling;representativesamplingcriteria;sam
【摘要】:Representativesamplesofpetroleumandpetroleumproductsarerequiredforthedeterminationofchemicalandphysicalproperties,whichareusedtoestablishstandardvolumes,prices,andcompliancewithcommercialandregulatoryspecifications.1.1Thispracticecoversinformationforthedesign,installation,testing,andoperationofautomatedequipmentfortheextractionofrepresentativesamplesofpetroleumandpetroleumproductsfromaflowingstreamandstoringtheminasamplereceiver.Ifsamplingisfortheprecisedeterminationofvolatility,usePracticeD5842(APIMPMSChapter8.4)inconjunctionwiththispractice.Forsamplemixing,refertoPracticeD5854(APIMPMSChapter8.3).PetroleumproductscoveredinthispracticeareconsideredtobeasinglephaseandexhibitNewtoniancharacteristicsatthepointofsampling.1.2ApplicableFluids8212;Thispracticeisapplicabletopetroleumandpetroleumproductswithvaporpressuresatsamplingandstoragetemperatureslessthanorequalto101kPa(14.7psi).RefertoD5842(APIMPMSChapter8.4)whensamplingforReidvaporpressure(RVP)determination.1.3Non-applicableFluids8212;Petroleumproductswhosevaporpressureatsamplingandsamplestorageconditionsareabove101kPa(14.7psi)andliquifiedgases(thatis,LNG,LPGetc.)arenotcoveredbythispractice.1.3.1Whiletheprocedurescoveredbythispracticewillproducearepresentativesampleoftheflowingliquidintothesamplereceiver,specializedsamplehandlingmaybenecessarytomaintainsampleintegrityofmorevolatilematerialsathightemperaturesorextendedresidencetimeinthereceiver.Suchhandlingrequirementsarenotwithinthescopeofthispractice.ProceduresforsamplingthesefluidsaredescribedinPracticeD1265,TestMethod,andGPA2166.1.4AnnexA2containstheoreticalcalculationsforselectingthesamplerprobelocation.AnnexA3listsacceptancemethodologiesforsamplingsystemsandcomponents.AnnexA4givesperformancecriteriaforpermanentinstallations,whileAnnexA5hasthecriteriaforportablesamplingunits.AnnexA6providessampleracceptancetestdata.AppendixX1isadesigndatasheetforautomaticsamplingsystems.AppendixX2comparesthepercentsedimentandwatertounloadingtimeperiod.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.
【中国标准分类号】:E30
【国际标准分类号】:
【页数】:26P.;A4
【正文语种】:英语