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带中间贮槽的间歇精馏塔的模拟计算
SIMULATION OF BATCH DISTILLATION IN COLUMN WITH MIDDLE VESSEL
【摘要】 带中间贮槽的间歇精馏塔由2个分离段及其中间的贮槽组成。假定液体持液量和待分离的体系的相对挥发度均保持不变,建立了该塔的一个简化的模型,由此得到各组分在整个塔中的分布情况。在此基础上,又考察了各个操作参数对分离效果的影响。
【Abstract】 A batch distillation column with a middle vessel is built up from two separation sections and a vessel in between. Under the assumption of constant molar overflows and relative volatility, a simplified model is developed to study the behavior of the distillation process under consideration. The influences of various process parameters on separation are investigated.
【关键词】 间歇精馏塔;
中间贮槽;
数值模拟;
持液量;
【Key words】 batch distillation column middle vessel numerical simulation liquid holdup;
【Key words】 batch distillation column middle vessel numerical simulation liquid holdup;
- 【文献出处】 南京化工大学学报(自然科学版) ,JOURNAL OF NANJING UNIVERSITY OF CHEMICAL TECHNOLOGY , 编辑部邮箱 ,1998年03期
- 【分类号】TQ051.81,TQ018
- 【被引频次】1
- 【下载频次】59