aspen模拟一个精馏塔,把再沸器和冷凝器去掉,用Heater ...? 我用aspen模拟一个精馏塔,把再沸器和冷凝器去掉,分别用heater模块代替,但是出了严重错误,我从没遇到过,不知道怎么改错呢?求大神们帮忙呀! 写的是: a liquid feed/pumparound to the top stage is required when "q1=0" is specified in "col-specs"; required feed/pumparound has zero flow. 求拯救呀! 查看更多