【英文标准名称】:StandardTestMethodforEvaluationoftheAbilityofEngineOiltoEmulsifyWaterandSimulatedEd85Fuel
【原文标准名称】:评估机油对水和模拟Ed85燃料的乳化能力的标准试验方法
【标准号】:ASTMD7563-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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.B0.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:denaturedfuelethanol;engineoil;engineoilemulsion;simulatedEd85fuel;wateremulsion;Denaturedfuelethanol;Emulsification;Engineoils(automotive)
【摘要】:Duringengineoperation,engineoilcanbecomecontaminatedbywaterandfuel.InthecaseofEd85fuels,thiscontaminationcanresultinanon-emulsifiedaqueousbottomlayerintheoilthatcanaffectthelubricationanddetergencyoftheengineoil.Toavoidfieldproblems,engineoilshouldbecapableofemulsifyingwatercontaminationtotheextentthatnoaqueouslayerappears.Thetestdescribedinthismethodisdesignedtoevaluatetheabilityofanengineoil,contaminatedwithaspecifiedamountofwater(volumefractionof10%oftheoriginaloilsample)andsimulatedEd85fuel(alsoavolumefractionof10%oftheoriginaloilsample),toemulsifythewaterafteragitationinablenderandtomaintainthisemulsionattemperaturesof20x00B0;Cto25x00B0;Cand-5x00B0;Cto0x00B0;Cforatleast24h.Thistestmethodhaspotentialuseinspecificationsofenginelubricatingoils,suchasSpecificationD4485.1.1ThistestmethoddescribesaqualitativeproceduretomeasuretheabilityofaspecificvolumeofengineoiltoemulsifyaspecificaddedvolumeofcombinedwaterandsimulatedEd85fueluponagitationinahigh-speedblenderandtoretainthisemulsifiedstateforatleast24hattemperaturesofboth20x00B0;Cto25x00B0;Cand-5x00B0;Cto0x00B0;C.1.2InformationLettersarepublishedperiodicallybytheASTMTestMonitoringCenter(TMC)toupdatethisandothertestmethodsunderthejurisdictionofSubcommitteeD02.B0.CopiesoftheseletterscanbeobtainedbywritingtheCenter.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:6P.;A4
【正文语种】:英语