摘要
本文以苯-甲苯混合物为研究对象,运用化工模拟软件Aspen Plus中的Data Regression功能,分别用Wilson、NRTL及UNIQUAC这3种热力学模型关联相平衡实验数据并进行分析,筛选出Wilson模型为最佳物性方法。运用化工模拟软件Aspen Plus中的Sensitivity功能,考察全塔理论板数、回流比、原料进料位置对苯质量纯度的影响。
In this paper, the benzene-toluene mixture was used as the research object, using data regression of Aspen Plus, the three thermodynamic models of Wilson, NRTL and UNIQUAC were used to correlate the phase equilibrium experimental data and analyze. The Wilson model was selected as the best physical method. Using sensitivity of Aspen Plus, the influence of the number of theoretical plates, reflux ratio and feed tray on the quality purity of benzene was investigated.
引文
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