立磨热平衡计算电子表格版

关于生料立磨热平衡计算,,,,,,关于生料立磨需热风量计算(只使用窑尾废气）,,,

设定产量（干基）,520000,kg,,,,设定产量（干基）,45000,kg,

环境温度,20,℃,,,,环境温度,20,℃,

料引入热Q1,11918400,KJ/h,,,,入磨热风温度,300,℃,

入磨热风温度t1,300,℃,,,,漏风系数,1.3,,

入磨热风温度t2,200,℃,,,,出磨风温,90,℃,

入磨热风量L1,330000,Nm3/h,,,,出磨料温,87,℃,

入磨热风量L2,0,Nm3/h,,,,热风中含尘浓度,60,g/Nm3,

研磨产生热Q2,14040000,KJ/h,,,,蒸发水汽总量,5681.818182,kg,

热风引入热Q3,148698000,KJ/h,,,,入磨物料水份,12,%,

漏风带入热Q4,2568060,KJ/h,,,,出磨物料水份,1,%,

总热引入Q,177224460,KJ/h,,,,入磨物料带入热,1031400,KJ/h,

入磨物料水份,4,%,,,,粉磨产生热,1215000,KJ/h,

出磨物料水份,1,%,,,,水汽蒸发热,15159772.73,KJ/h,

蒸发水份总量,16414.14141,kg,,,,物料带走热,3523500,KJ/h,

出磨废气温度,90,℃,,,,磨机散失热,1494661.818,KJ/h,

水份蒸发热Q1`,43794898.99,KJ/h,,,,烘干热风需要量,59467.42752,Nm3/h,

热风中含尘浓度,60,g/Nm3,,,,出磨废气总量,84375.8376,Nm3/h,

废气带走热Q2`,51759378,KJ/h,,,,出磨废气总量,112192.0478,m3/h,不包括循环风量

出磨物料温度,87,℃,,,,盘面风速,5.55,Nm/s,

物料带走热Q3`,40716000,KJ/h,,,,磨机磨盘直径,2.8,m,

通体散热量Q4`,6760871.919,KJ/h,,,,运行所需通风量,122964.912,Nm3/h,

总热支出Q`,143031148.9,KJ/h,,,,运行所需通风量,163502.7951,m3/h,

,,,,,,所需循环风量,51310.74728,Nm3/h,

对于窑头、窑尾共用收尘器的系统风量核算,,,,,,,,,

窑头废气系数,1.06,,,,,,,,

窑头漏风系数,1.2,,,,,,,,

窑头废气温度,200,℃,,,,,,,

冷却后窑头温度,150,℃,,,,,,,

窑尾废气系数,1.41,,,,,,,,

窑尾漏风系数,1.3,,开生料磨1.3;停生料磨时取1.1,,,,,,

风机漏风系数,1.2,,,,,,,,

窑尾废气温度,300,℃,生料磨运转时取300度；生料磨停机时取150度，由增湿塔实现,,,,,,

窑产量,6000,t/d,,,,,,,

窑头废气量,318000,Nm3/h,含漏风量,,,,,,

窑头废气量,550967.033,m3/h,含漏风量,,,,,,

窑尾废气量,352500,Nm3/h,不含漏风量,,,,,,

窑尾废气量,739862.6374,m3/h,不含漏风量,,,,,,

出磨废气量,436068.1818,Nm3/h,不含循环风,,,,,,

窑头剩余废气量,318000,Nm3/h,要通过冷却后，温度降到150度后进入收尘器,,,,,,

进入收尘器的风量,1072552.198,m3/h,,,,,,,

收尘器风机风量,1287062.637,m3/h,,,,,,,

生料磨煤磨停机时,blank,blank,,,,,,,

进入收尘器的风量,702300,Nm3/h,,,,,,,

blank,1088179.121,m3/h,,,,,,,

风机风