ASTM D 6837-2006 乘用车和轻型货车VIB序列火花点火发动机中汽车发动机油节油效果测量的标准试验方法

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【英文标准名称】:StandardPracticeforDeterminationofDeadLoadsandLiveLoadsassociatedwithGreenRoofSystems
【原文标准名称】:测定新暴露顶板系统相关静负荷和动态负荷的标准实施规程
【标准号】:ASTME2397-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:E60.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:deadload;greenroof;liveload;sustainability;waterretention
【摘要】:Thispracticeaddressesperformancecharacteristicsforgreenroofsystemswithrespecttothedeadloadandtransientwaterliveloadoftheentiresystem.Determiningtheseperformancecharacteristicsofgreenroofsystemsprovidesinformationtofacilitatetheassessmentofrelatedengineeringaspectsofthefacility.Suchaspectsmayincludestructuraldesignrequirements,mechanicalengineeringandthermaldesignrequirements,andfireandlifesafetyrequirements.Determiningtheseperformancecharacteristicsofgreenroofsystemsprovidesinformationtofacilitateassessmentoftheperformanceofonegreenroofsystemrelativetoanother.1.1Thispracticecoversastandardizedprocedureforpredictingthesystemweightofagreenroofsystem.1.2Theprocedureaddressestheloadsassociatedwithgreenroofsystems.Componentsthataretypicallyencounteredingreenroofsystemsinclude:membranes,non-absorptiveplasticsheetcomponents,metalliclayers,fabrics,geocompositedrainlayers,syntheticreinforcinglayers,cover/recoverboards,insulationmaterials,growthmedia,granulardrainagemedia,andplantmaterials.1.3Thisprocedurealsoaddressestheweightofthegreenroofsystemundertwoconditions:(1)weightunderdrainedconditionsafternewwateradditionsbyrainfallorirrigationhaveceased(thisincludestheweightofretainedwaterandcapturedwater),and(2)weightwhenrainfallorirrigationisactivelyoccurringandthedrainagelayeriscompletelyfilledwithwater.Thefirstconditionisconsideredthedeadloadofthegreenroofsystem.Thedifferenceinweightbetweenthefirstandsecondconditions,approximatedbytheweightoftransientwaterinthedrainagelayer,isconsideredaliveload.1.4Thisproceduredoesnotaddresspointorlineloadsassociatedwitharchitecturalelementsthatarenotessentialcomponentsofaparticulargreenroofsystem.Thesearchitecturalelementsmayincludepavement,walls,andmasonry,andsoforth.1.5Thisproceduredoesnotaddressliveloadsassociatedwithconstructionactivities.1.6Thisproceduredoesnotaddressliveloadsassociatedwithsnoworwind.1.7Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.8Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q17
【国际标准分类号】:65_020_20;91_060_20
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:Ethanolasablendingcomponentforpetrol-Determinationoftotaldryresidue(involatilematerial)-Gravimetricmethod
【原文标准名称】:作为汽油混合组分之一的乙醇.总干燥残渣的测定(不挥发性材料)重量法
【标准号】:BSEN15691-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-04-30
【实施或试行日期】:2009-04-30
【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】:
【英文主题词】:Alcohols;Automotivefuels;Blending;Chemicalanalysisandtesting;Content;Determination;Determinationofcontent;Dryresidues;Drying;Ethanol;Gasoline;Gravimetricanalysis;Gravimetry;Methods;Non-volatilematter;Petroleumproducts;Precision;Quantitativeanalysis;Samplingmethods;Testing
【摘要】:ThisEuropeanStandardspecifiesaprocedureforthedeterminationofdryresidueinethanolbygravimetric(desiccation)methodintherange(10to25)mg/100ml.NOTEInaninterlaboratorystudy[2]themethoddescribedhasbeentestedatlevelsdownto3,5mg/100ml,buttheprecisionappearedtobeinsufficientatsuchlowlevels.
【中国标准分类号】:G16
【国际标准分类号】:75_160_20
【页数】:10P.;A4
【正文语种】:英语