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【英文标准名称】:StandardTestMethodforHot-SurfaceIgnitionTemperatureofDustLayers
【原文标准名称】:尘埃层热表面燃烧温度的标准试验方法
【标准号】:ASTME2021-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:E27.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:dustlayerignition;hotsurfaceignition;ignitiontemperature;Dust;Dustlayers;Hot-surfacetesting/evaluation;Ignition
【摘要】:Thistestmethodisapplicabletodustsandpowders,andprovidesaprocedureforperforminglaboratoryteststoevaluatehot-surfaceignitiontemperaturesofdustlayers.Thetestdatacanbeofvalueindeterminingsafeoperatingconditionsinindustrialplants,mines,manufacturingprocesses,andlocationsofmaterialusageandstorage.Duetovariationofignitiontemperaturewithlayerthickness,thetestdataatonethicknessmaynotbeapplicabletoallindustrialsituations(seeAppendixX1).Testsatvariouslayerthicknessesmayprovideameansforextrapolationtothickerlayers,aslistedinthefollowingforpulverizedPittsburghbituminouscoaldust(2).MathematicalmodelingoflayerignitionatvariouslayerthicknessesisdescribedinRef.(3).LayerThickness,mm
Hot-SurfaceIgnitionnbsp;nbsp;nbsp;Temperature,x00B0;C
6.4
300
9.4
260
12.7
240
25.4
210