ASTM E1037-1984(2004) 测定回收废燃料的粒度分布

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【英文标准名称】:StandardTestMethodforMeasuringParticleSizeDistributionofRDF-5
【原文标准名称】:测定回收废燃料的粒度分布
【标准号】:ASTME1037-1984(2004)
【标准状态】:现行
【国别】:
【发布日期】:1984
【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】:D34.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测量;粒度分布
【英文主题词】:
【摘要】:TheparticlesizedistributionofRDF-5stronglyinfluencesthestorageandhandlingcharacteristicsofthefuel.Smallparticlestendtoblockflowthroughstoragebinsandfeedhoppers,althoughcorrectbinandhopperdesignswillalleviatethisproblemofblockage.ThistestmethodofmeasuringsizebyhandallowsaccuratedescriptionofRDF-5particlesizedistribution.Measurementbyhandissuperiortosievingtechniques,whereinparticlesmaybebrokenbythesizeseparationtechniqueitself.However,handmeasurementismoretime-consumingthansievingtechniques.1.1ThistestmethodisusedtodeterminethesizedistributionofaRDF-5sample.Sizeisdefinedasthemaximumlengthoftheparticle,wherelengthisdeterminedbytheRDF-5manufacturingprocess.Thatis,apellet,cubette,orbriquetteallhavearecognizablelength.displaysthesizesandshapesofsomeRDF-5particles.1.2AnairdriedRDF-5sampleisseparatedintocategoriesofdifferingparticlesizes.Thesizedistributionismeasuredastheweightpercentageofeachsizecategory.Agraphofafunctionofthecumulativefractionofmaterialbyweightfinerthanparticlesizeversusparticlesizeisplotted.Fromthisplotaretakenvalueswhichdescribethesizedistribution-theuniformityconstantandthecharacteristicparticlesize.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N04
【国际标准分类号】:
【页数】:2P.;A4
【正文语种】: