排烟计算.doc

文档介绍：Fluegasvolumedesigningprocessandresult烟气量计算过程及结果MF熔铝炉:Accordingtoconsumeofthenaturalgasis950Nm3/hr.,mainfluegasvolumewillbeabout10830Nm3/hr.(950*),.,(naturalexhausting),gettingthemainfluegaspipedimension(boredimension):,主排烟的烟气生成量大约为10830Nm3/hr.,废气经过换热器后温度约为800摄氏度,所以工况下主排烟烟气量约为39660m3/hr.,(自然排烟)计算得出,熔铝炉主烟道尺寸(内径)为φ1200mm。Thereisonedusthoodonmeltingfurnace,andthedimensionisabout(L*W)*,pletelyopen,thedustvolumewillbeabout41040Nm3/hr.(***3600),thetemperatureunderthehoodisabout80degreecentigrade,sotheworkingconditionvolumewillbeabout49444m3/hr.,ordancewiththeexhaustspeed15Nm3/s,gettingthedoorfluegaspipedimension:,×。当炉门完全打开时,,收尘罩入口的烟气量约为41040Nm3/hr.,此区域烟气温度约为80摄氏度,所以工况下总烟气量约为49444m3/hr.,按照15Nm3/s的烟管排出速度计算得出,熔铝炉炉门收尘管径为φ1120mm。HF保温炉:Accordingtoconsumeofthenaturalgasis330Nm3/hr.,mainfluegasvolumewillbeabout3762Nm3/hr.(330*),.,(naturalexhausting),gettingthemainfluegaspipedimension(boredimension):,主排烟的烟气生成量大约为3762Nm