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Experimental investigation of start-up dynamics for various heating effects in batch reactive distillation to produce methyl acetate
International Journal of Chemical Reactor Engineering ( IF 1.6 ) Pub Date : 2020-04-17 , DOI: 10.1515/ijcre-2019-0193
Ameer Khan Patan 1 , Sunil Kumar Thamida 2 , Srinath Suranani 1 , Suresh Siliveri 3 , Venkatathri Narayanan 3
Affiliation  

Abstract In this article the experimental results related to various wall heating conditions for a batch reactive distillation (BRD) are presented. A solid catalyzed esterification reaction between acetic acid and methanol to produce methyl acetate and water is chosen as the system for study. An experimental apparatus with reboiler and a rectification column along with top total condenser is used. As a novelty the rectification column is provided a jacket through which hot water can be circulated. The dynamics of temperature in the reboiler, the time for onset of distillate and the purity of product in the distillate were recorded. The wall temperature of rectification column is varied to study its effect. Another two sets of conditions with air filled jacket and insulated conditions were also studied. The reboiler is supplied a constant heat input rate at three different values. An objective function pertaining to high throughput of the desired product in distillate is defined to select the most suitable option among all the above mentioned operating conditions.

中文翻译:

间歇反应精馏生产乙酸甲酯中各种热效应的启动动力学实验研究

摘要 本文介绍了与间歇反应蒸馏 (BRD) 的各种壁面加热条件相关的实验结果。选择固体催化的乙酸和甲醇酯化反应生成乙酸甲酯和水作为研究体系。使用带有再沸器和精馏塔以及顶部总冷凝器的实验装置。作为新奇,精馏塔配备了一个夹套,热水可以通过夹套循环。记录了再沸器中温度的动态变化、馏出液开始的时间和馏出液中产品的纯度。改变精馏塔壁温来研究其效果。还研究了另外两组带有充气夹套和绝缘条件的条件。再沸器以三个不同的值提供恒定的热输入率。定义与馏出物中所需产品的高产量有关的目标函数,以在所有上述操作条件中选择最合适的选项。
更新日期:2020-04-17
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