ffectofcoalrank.Thecarboncontentintheflyashwasmeasuredbythelossofignition(LOI)method.Onbedtemperature,bedpressure,andexcessairratio,experimentswerecarriedoutforsixkindsofcoalinthreet/hboilersindetail,whicharemanufacturedbythesameboilermanufacturerandhavenearlythesamestructure.Ongas-solidmixing,theoxygenconcentrationandsolidsuspensiondensityinthefurnacewereinvestigatedinonet/hboiler.Thecross-sectionofthefurnaceism(depth)andm(width).Fourmeasuringpointswerelocatedatthecenterlineofthesidewallalongtheheight.Thegassamplingprobeandsolidbulkdensityprobewereinsertedthroughthesidewall,whichareillustratedinFigureandFigure.FigureGassamplingprobe.FigureSolidbulkdensityprobe.Onchardeactivation,charsampleswerepreparedinatubefurnaceatvarioustemperaturesforvariousdurations,andthereactivitymeasurementwasperformedbythermalgravimetricanalysis(T空气过剩系数对飞灰含碳量影响当炉膛内流化速率不变时,炉料改变将影响着炉内固粒密度,从而影响了气固混合。
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