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三元均相恒沸精馏多定态分析

DOI: 10.3969/j.issn.1000-5013.2006.03.021, PP. 300-303

Keywords: 均相,恒沸精馏,多定态,三元物系

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Abstract:

研究三元均相恒沸精馏多定态现象,进行含有多个精馏区域的三角形相图的多定态分析.在全回流/具有无限多块塔板(∞/∞)的条件下,分析各个精馏区域存在多定态现象的可能性,得出存在多定态现象的两个条件和进料组成区域.在一个具有25块理论塔板数的填料塔精馏装置中,对丙酮-正庚烷-苯001类三元物系,进行连续精馏多定态实验研究,结果表现出一定程度的多定态现象.

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