关于分馏塔顶部回流比的问题？ 1、the vapour reaching the top of the column is totally condensed and the resulting liquid is divided into two parts. one part, l(reflux), is returned to the column and the other part, d(distillate), is withdrawn as product. the reflux ratio is the ratio of l to d, that is r = l/d. (astm standard def. ). 2、the reflux ratio estimate is always based on moles of reflux divided by the total moles of condenser product(s). （见pro/ii帮助文件） 所以我觉得应该是f3/（f1+f2)。查看更多
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