精选优质文档-倾情为你奉上甲醇二期变换计算以1h为计算基准。煤气进系统压力3.3MPa(表压),温度202。1、 1#废热锅炉计算1.1 物料恒算1.1.1计算变换系统煤气的组分进系统的水煤气202,查表可知此条件下的汽气比为0.9。进变换系统的湿水煤气的总量:69000m3水煤气中的水含量:VH2O=69000*(0.9/1.9) = 32684m3=32684*1000/22.4mol=mol水煤气的干气量:V干=69000*(1/1.9)= 36316 m3=36316*1000/22.4/1000kmol=1621.25kmol已知煤气中各组分的含量,计算各组分的摩尔数:CO% = 36316*43%*1000/22.4 = molCO2% = 36316*20%*1000/22.4 = molH2% = 36316*36.29%*1000/22.4 = molO2% = 36316*0.3%*1000/22.4 = 4863 molH2S% = 36316*0.29%*1000/22.4 =