乙酸仲丁酯生产过程的集成设计与优化

Integrated Design and Optimization of the Production Process of Sec-butyl Acetate

以乙酸和混合C_(4)反应过程作为考察对象,利用过程强化技术为指导方法,研究热泵与反应分隔壁塔集成制备乙酸仲丁酯的可行性与先进性,并建立过程模拟流程;然后,以经济效益、环境效益和系统鲁棒性为优化目标函数,利用多目标遗传算法获取该强化构型的最优工艺设计参数,得到最小年总费用、二氧化碳排放量和条件数分别为4.338×10^(5)$·a^(-1)、499.020 kg·h^(-1)和13.786。该研究可为乙酸仲丁酯生产过程提供一种新的设计思路和数据参考。

In this paper,the reaction process of acetic acid and mixed C_(4) is selected as the research object,and the process intensification technology is used as the direction method.The feasibility and advancement of the integration of heat pump and reactive dividing wall column to produce sec-butyl acetate are investigated,and the steady state simulation process is established.Then,the multi-objective genetic algorithm is adopted to obtain the optimal process design parameters,and the economic implications,controllability and ecological benefits of the process are selected as objective functions.The results show that the minimum annual total cost,carbon dioxide emissions and condition number are 4.338×10^(5)$·a^(-1),499.020 kg·h^(-1) and 13.786,respectively.The content of this research can provide a new design method and data for the production process of sec-butyl acetate.