ASTM E1260-2003(2009) 光学无成像光闪射仪测定水雾中液滴尺寸特征的方法

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【英文标准名称】:StandardTestMethodforDeterminingLiquidDropSizeCharacteristicsinaSprayUsingOpticalNonimagingLight-ScatteringInstruments
【原文标准名称】:光学无成像光闪射仪测定水雾中液滴尺寸特征的方法
【标准号】:ASTME1260-2003(2009)
【标准状态】:现行
【国别】:美国
【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(US-ASTM)
【起草单位】:E29.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:drop;droplet;light-scattering;liquid;optical;particle;sizing;spray;Aerosolcontainers/products;Contamination;Fineness;Instrumentalmeasurement;Lightscattering;Liquiddropsizeanalysis;Liquids--laboratoryapplications;Nonimaginglight-scat
【摘要】:Thepurposeofthistestmethodistoprovidedataonliquiddrop-sizecharacteristicsforsprays,asindicatedbyopticalnonimaginglight-scatteringinstruments.Theresultsobtainedgenerallywillbestatisticalinnature.Thenumberofvariablesconcernedintheproductionofliquidspray,togetherwiththevarietyofoptical,electronic,andsamplingsystemsusedindifferentinstruments,maycontributetovariationsinthetestresults.Caremustbeexercised,therefore,whenattemptingtocomparedatafromsamplesobtainedbydifferentmeans.1.1Thepurposeofthistestmethodistoobtaindatawhichcharacterizethesizesofliquidparticlesordropssuchasareproducedbyaspraynozzleorsimilardeviceunderspecifiedconditionsusingaspecifiedliquid.Thedropswillgenerallybeinthesizerangefrom5-x03BC;mtotheorderof1000-x03BC;mdiameter;theywilloccurinsprayswhichmaybeassmallasafewcubiccentimetresoraslargeasseveralcubicmetres.Typicallythenumberdensityoftheparticlescanvarysignificantlyfromonepointtoanother.1.2Thistestmethodisintendedprimarilyforuseinstandardizingmeasurementsoftheperformanceofsprayproducingdevices.Itislimitedtothosetechniquesandinstrumentsthatoperatebypassingabeamoflightthroughthesprayandanalyzingthelightscatteredbythedropletstoderivesizeinformation.Suchtechniquesdonotproduceimagesofindividualdrops,andtherefore,areknownasx201C;optical(nonimaging)instruments.x201D;1.3Themeasurementsmade,whenreferredtotheentirespraybeingsampled,maybefluxsensitiveorspatial,asdefinedinPracticeE799,dependingonthetechniquesusedwithaparticularinstrument.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N34
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】:英语