【英文标准名称】:StandardTestMethodsforElectricalConductivityofAviationandDistillateFuels
【原文标准名称】:航空燃料与馏分燃料电导率测定的标准试验方法
【标准号】:ASTMD2624-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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.J0.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:aviationfuels;conductivitymeter;conductivityunit;distillatefuels;electricalconductivity;in-line;picosiemenspermeter;restconductivity;staticdissipatoradditives;staticelectricity;Aviationfuels;Conductanceandconductivity(electrical)
【摘要】:Theabilityofafueltodissipatechargethathasbeengeneratedduringpumpingandfilteringoperationsiscontrolledbyitselectricalconductivity,whichdependsuponitscontentofionspecies.Iftheconductivityissufficientlyhigh,chargesdissipatefastenoughtopreventtheiraccumulationanddangerouslyhighpotentialsinareceivingtankareavoided.1.1Thesetestmethodscoverthedeterminationoftheelectricalconductivityofaviationanddistillatefuelswithandwithoutastaticdissipatoradditive.Thetestmethodsnormallygiveameasurementoftheconductivitywhenthefuelisuncharged,thatis,electricallyatrest(knownastherestconductivity).1.2Twotestmethodsareavailableforfieldtestsoffuelconductivity.Theseare:(1)portablemetersforthedirectmeasurementintanksorthefieldorlaboratorymeasurementoffuelsamples,and(2)in-linemetersforthecontinuousmeasurementoffuelconductivitiesinafueldistributionsystem.Inusingportablemeters,caremustbetakeninallowingtherelaxationofresidualelectricalchargesbeforemeasurementandinpreventingfuelcontamination.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificprecautionarystatements,see7.1,7.1.1,and11.2.1.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:11P.;A4
【正文语种】:英语