ASTM D3703-2007e1 测定航空涡轮燃料、汽油和柴油燃料中氢过氧化物值的标准试验方法
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【英文标准名称】:StandardTestMethodforHydroperoxideNumberofAviationTurbineFuels,GasolineandDieselFuels
【原文标准名称】:测定航空涡轮燃料、汽油和柴油燃料中氢过氧化物值的标准试验方法
【标准号】:ASTMD3703-2007e1
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【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】:D02.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:aviationfuels;dieselfuel;gasoline;hydroperoxide;hydroperoxidenumber;turbinefuel;Aviationturbinefuels;Peroxides
【摘要】:Themagnitudeofthehydroperoxidenumberisanindicationofthequantityofoxidizingconstituentspresent.Deteriorationofthefuelsresultsintheformationofhydroperoxidesandotheroxygen-carryingcompounds.Thehydroperoxidenumbermeasuresthosecompoundsthatwilloxidizepotassiumiodide.Thedeterminationofthehydroperoxidenumberofaviationturbinefuels,gasolineanddieselissignificantbecauseoftheadverseeffectofhydroperoxideuponcertainelastomersinthefuelsystems.5.3ThedeterminationofhydroperoxidenumberofgasolineissignificantbecausehydroperoxideshavebeendemonstratedtodecreasebothResearchandMotorOctaneNumbers.Inaddition,hydroperoxideshaveadverseeffectsoncertainfuelsystemcomponents.5.4ThedeterminationofhydroperoxidenumberofdieselfuelissignificantbecausehydroperoxideshavebeendemonstratedtoincreasetheCetaneNumber.Inaddition,hydroperoxideshaveadverseeffectsoncertainfuelsystemcomponents.1.1Thistestmethodcoversthedeterminationofthehydroperoxidecontentexpressedashydroperoxidenumberofaviationturbine,gasolineanddieselfuels.1.2Therangeofhydroperoxidenumberincludedintheprecisionstatementis0to50mg/kgactiveoxygenashydroperoxide.1.3Theinterlaboratorystudytoestablishtheprecisionofthistestmethodconsistedofspark-ignitionenginefuels(regular,premiumandCaliforniaCleaner-Burninggasoline),aviationgasoline,jetfuel,ultralowsulfurdiesel,andbiodiesel.However,biodieselwasnotincludedintheprecisioncalculationbecauseofthelargedifferencesinresultswithinlabsandbetweenlabs.1.4Thistestmethoddetectshydroperoxidessuchast-butylhydroperoxideandcumenehydroperoxide.Itdoesnotdetectsterically-hinderedhydroperoxidessuchasdicumylanddi-t-butylhydroperoxides1.5Di-alkylhydroperoxidesaddedcommerciallytodieselfuelsarenotdetectedbythistestmethod.1.6ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,see7.3,7.6,9.2,andAnnexA1.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:5P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDeterminingOxidationInductionTimeofHydrocarbonsbyDifferentialScanningCalorimetry
【原文标准名称】:用差示扫描量热法测定烃类氧化感应时间的标准试验方法
【标准号】:ASTME1858-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:E37.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验方法;氧化;烃类
【英文主题词】:differentialscanningcalorimetry;hydrocarbons;isothermaltemperature;oxidation;oxidationinductiontime;oxidativestability;pressuredifferentialscanningcalorimetry
【摘要】:Oxidativeinductiontimeisarelativemeasureofthedegreeofoxidativestabilityofthematerialevaluatedattheisothermaltemperatureofthetest.Thepresence,quantityoreffectivenessofantioxidantsmaybedeterminedbythismethod.TheOITvaluesthusobtainedmaybecomparedfromonehydrocarbontoanotherortoareferencematerialtoobtainrelativeoxidativestabilityinformation.Typicalusesincludetheoxidativestabilityofedibleoilsandfats(oxidativerancidity),lubricants,greases,andpolyolefins.1.1Thistestmethoddescribesthedeterminationoftheoxidativepropertiesofhydrocarbonsbydifferentialscanningcalorimetryorpressuredifferentialscanningcalorimetryandisapplicabletohydrocarbonsthatoxidizeexothermicallyintheiranalyzedform.1.2Computerorelectronic-basedinstruments,techniquesordatatreatmentequivalenttothistestmethodmayalsobeused.Note18212;Sinceallelectronicdatatreatmentsarenotequivalent,theusershallverifyequivalencytothismethod.1.3TestMethodA8212;Adifferentialscanningcalorimeter(DSC)isusedatambientpressure,forexample,about100kPaofoxygen.1.4TestMethodB8212;ApressureDSC(PDSC)isusedathighpressure,forexample,3.5MPa(500psig)oxygen.1.5SIvaluesarethestandard.1.6ThistestmethodisrelatedtoISO11357-6butisdifferentintechnicalcontent.ThistestmethodisrelatedtoCECL-85-Tbutincludesadditionalexperimentalconditions.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninNote6andNote14.
【中国标准分类号】:G16
【国际标准分类号】:
【页数】:6P.;A4
【正文语种】:
【英文标准名称】:Householdandsimilarelectricalappliances-Safety-Part2-68:particularrequirementsforsprayextractionappliances,forindustrialandcommercialuse.
【原文标准名称】:家用和类似电气设备.安全性.第2-68部分:工业和商业用喷洒机的特殊要求
【标准号】:NFC73-868-2006
【标准状态】:现行
【国别】:法国
【发布日期】:2006-02-01
【实施或试行日期】:2006-02-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:清洁设备;清洗材料;商业的;定义;电气器具;电气工程;火灾危险;防火安全;家用设备;家用;工业的;工业;放置;安全;安全规则;安全要求;规范(验收);喷洒机;材料强度;贸易
【英文主题词】:
【摘要】:
【中国标准分类号】:B91
【国际标准分类号】:97_080
【页数】:22P;A4
【正文语种】:其他