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SAE J2904 Power Cylinder Friction: Mechanisms

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Product Code:SAE J2904
Title:Power Cylinder Friction: Mechanisms
Issuing Committee:Piston And Ring Standards Committee
Scope:This document covers the mechanisms from the power cylinder which contribute to the mechanical friction of an internal combustion engine. It will not discuss in detail the influence of other engine components or engine driven accessories on friction.
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基本信息
标准名称:毛葱
发布日期:2007-08-31
实施日期:2007-09-30
首发日期:
作废日期:
出版社:中国标准出版社
出版日期:2007-09-30
适用范围

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所属分类: 综合 标准化管理与一般规定 标准化 质量管理 社会学 服务 公司(企业)的组织和管理 行政 运输 质量 质量管理和质量保证
【英文标准名称】:Liquidpetroleumproducts-Determinationoffattyacidmethylesters(FAME)inmiddledistillates-Infraredspectroscopymethod
【原文标准名称】:液化石油制品.中间馏出物中脂肪酸甲酯的测定.红外光谱测定法
【标准号】:BSEN14078-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-12-19
【实施或试行日期】:2003-12-19
【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】:煤油制品;试验;液体;机动车燃料;含量测定;分析;测定;FAME;含量;红外线光谱法;化学分析和试验;光谱化学分析;分光光度法;甲酯;红外线辐射;光谱测定法;脂肪酸;石油产品
【英文主题词】:Analysis;Automotivefuels;Chemicalanalysisandtesting;Content;Determination;Determinationofcontent;FAME;Fattyacidmethylesters;Infraredradiation;Infraredspectroscopy;Kerosineproduct;Liquid;Materialstesting;Methylesters;Petroleumproducts;Spectrochemicalanalysis;Spectrometry;Spectrophotometry;Testing
【摘要】:ThisEuropeanStandardspecifiesatestmethodforthedeterminationofFattyAcidMethylEster(FAME)contentindieselfuelordomesticheatingfuelbymidinfraredspectrometryintherangefromabout1,7%(V/V)to22,7%(V/V).OtherFAMEcontentscanalsobeanalyzedinprinciple,however,noprecisiondataforresultsoutsidethespecifiedrangeareavailableatthistime.ThetestmethodhasbeenverifiedtobeapplicabletosampleswhichcontainFAMEconformingtotheEuropeanspecificationsEN14214orEN14213.Reliablequantitativeresultsareobtainedonlywhenthesamplesdonotcontainsignificantamountsofotherinterferingcomponents,especiallyesters,whichpossessabsorptionbandsinthespectralregionusedforquantificationofFAME.Whensuchinterferingcomponentsarepresent,thistestmethodisexpectedtoproducehighervaluesNOTE1Wheninterferingcomponentsaresuspectedtobepresent,itisrecommendedforcasesofdoubtordisputetorecordthefullinfraredspectrumandtocompareittospectraofsampleswithwellknownFAMEcontents.NOTE2ForthepurposesofthisEuropeanStandard,theterm"%(V/V)"isusedtorepresentthevolumefractionofamaterial.NOTE3Forconversionofg/lto%(V/V),afixeddensityofFAMEof880,0kg/misadopted.Warning-Theuseofthisstandardmayinvolvehazardousmaterials,operationsandequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyproblemsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E30
【国际标准分类号】:75_160_20
【页数】:12P.;A4
【正文语种】:英语