BS EN ISO 4264-2007 石油产品.四变量公式法计算中间馏分燃料的十六烷指数
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【英文标准名称】:Petroleumproducts.Calculationofcetaneindexofmiddle-distillatefuelsbythefour-variableequation
【原文标准名称】:石油产品.四变量公式法计算中间馏分燃料的十六烷指数
【标准号】:BSENISO4264-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-10-31
【实施或试行日期】:2007-10-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:机动车燃料;十六烷值;测定;蒸馏物;燃料;索引;液体燃料;材料测试;数学计算;参数;石油产品;数量估计
【英文主题词】:Automotivefuels;Cetanenumber;Determination;Distillates;Fuels;Indexes;Liquidfuels;Materialstesting;Mathematicalcalculations;Parameters;Petroleumproducts;Quantitysurveying
【摘要】:ThisInternationalStandarddescribesaprocedureforthecalculationofthecetaneindexofmiddle-distillatefuelsfrompetroleum-derivedsources.Thecalculatedvalueistermedthe“cetaneindexbyfour-variableequation”.ThroughouttheremainingtextofthisInternationalStandard,theterm“cetaneindex”impliescetaneindexbyfour-variableequation.ThisInternationalStandardisnotapplicabletofuelscontainingadditivesforraisingthecetanenumber,nortopurehydrocarbons,nortodistillatefuelsderivedfromcoal.Itisapplicabletofuelscontainingnon-petroleumderivativesfromtarsandandoilshale.NOTE1ThisInternationalStandardwasoriginallydevelopedusingamatrixoffuels,someofwhichcontainnonpetroleumderivatesfromtarsandsandoilshale.Othercetaneindexequationshavesincebeendevelopedwhichcanbemoreapplicabletotarsandsproducts.NOTE2Thecetaneindexisnotanalternativewaytoexpressthecetanenumber;itisasupplementarytool,tobeusedwithdueregardforitslimitations.NOTE3Thecetaneindexisusedtoestimatethecetanenumberofdieselfuelwhenatestengineisnotavailabletodeterminethispropertydirectly,orwheninsufficientsampleisavailableforanenginerating.Incaseswherethecetanenumberofafuelhasbeenpreviouslyestablished,thecetaneindexcanbeusedtoverifythecetanenumberofsubsequentsamplesofthatfuel,providedthefuel'ssourceandmodeofmanufactureremainunchanged.TherecommendedrangeoffuelpropertiesforapplicationofthisInternationalStandardisasfollows:FuelpropertyRecommendedrangeCetanenumber32,5–56,5Densityat15°C,kg/m3805,0–895,010%(V/V)distillationrecoverytemperature,°C171–25950%(V/V)distillationrecoverytemperature,°C212–30890%(V/V)distillationrecoverytemperature,°C251–363Withintherecommendedrangeofcetanenumber(32,5to56,5),theexpectederrorofthepredictionviathecetaneindexequationwillbelessthan±2cetanenumbersfor65%ofthedistillatefuelsexamined.Errorsmaybegreaterforfuelswhosepropertiesfalloutsidetherecommendedrangeofapplication.
【中国标准分类号】:E30
【国际标准分类号】:75_160_20
【页数】:16P.;A4
【正文语种】:英语
【原文标准名称】:石油产品.四变量公式法计算中间馏分燃料的十六烷指数
【标准号】:BSENISO4264-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-10-31
【实施或试行日期】:2007-10-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:机动车燃料;十六烷值;测定;蒸馏物;燃料;索引;液体燃料;材料测试;数学计算;参数;石油产品;数量估计
【英文主题词】:Automotivefuels;Cetanenumber;Determination;Distillates;Fuels;Indexes;Liquidfuels;Materialstesting;Mathematicalcalculations;Parameters;Petroleumproducts;Quantitysurveying
【摘要】:ThisInternationalStandarddescribesaprocedureforthecalculationofthecetaneindexofmiddle-distillatefuelsfrompetroleum-derivedsources.Thecalculatedvalueistermedthe“cetaneindexbyfour-variableequation”.ThroughouttheremainingtextofthisInternationalStandard,theterm“cetaneindex”impliescetaneindexbyfour-variableequation.ThisInternationalStandardisnotapplicabletofuelscontainingadditivesforraisingthecetanenumber,nortopurehydrocarbons,nortodistillatefuelsderivedfromcoal.Itisapplicabletofuelscontainingnon-petroleumderivativesfromtarsandandoilshale.NOTE1ThisInternationalStandardwasoriginallydevelopedusingamatrixoffuels,someofwhichcontainnonpetroleumderivatesfromtarsandsandoilshale.Othercetaneindexequationshavesincebeendevelopedwhichcanbemoreapplicabletotarsandsproducts.NOTE2Thecetaneindexisnotanalternativewaytoexpressthecetanenumber;itisasupplementarytool,tobeusedwithdueregardforitslimitations.NOTE3Thecetaneindexisusedtoestimatethecetanenumberofdieselfuelwhenatestengineisnotavailabletodeterminethispropertydirectly,orwheninsufficientsampleisavailableforanenginerating.Incaseswherethecetanenumberofafuelhasbeenpreviouslyestablished,thecetaneindexcanbeusedtoverifythecetanenumberofsubsequentsamplesofthatfuel,providedthefuel'ssourceandmodeofmanufactureremainunchanged.TherecommendedrangeoffuelpropertiesforapplicationofthisInternationalStandardisasfollows:FuelpropertyRecommendedrangeCetanenumber32,5–56,5Densityat15°C,kg/m3805,0–895,010%(V/V)distillationrecoverytemperature,°C171–25950%(V/V)distillationrecoverytemperature,°C212–30890%(V/V)distillationrecoverytemperature,°C251–363Withintherecommendedrangeofcetanenumber(32,5to56,5),theexpectederrorofthepredictionviathecetaneindexequationwillbelessthan±2cetanenumbersfor65%ofthedistillatefuelsexamined.Errorsmaybegreaterforfuelswhosepropertiesfalloutsidetherecommendedrangeofapplication.
【中国标准分类号】:E30
【国际标准分类号】:75_160_20
【页数】:16P.;A4
【正文语种】:英语
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