4100t/a乙基香兰素装置工艺设计

4100t/a Ethyl Vanillin Unit Process Design

文章采用乙基愈创木酚-乙醛酸法制备乙基香兰素,此法工艺简单,反应条件易于控制,产率高,产品纯度高,三废污染少。与传统工艺相比,该工艺具有流程简单,能耗少,污染少,转化率高等优点,能满足环保和经济要求。本设计主要完成了氧化及萃取工段的氧化塔,脱羧塔以及萃取塔的工艺设计计算,确定了塔高、塔径等。

Ethyl Guaiacol is prepared by acid ethyl vanillin;this process is simple,and is easy to control the reaction conditions,high yield,high purity and less waste pollution.Compared with the traditional process,the process has a simple process,less energy consumption,less pollution,high conversion rate,etc.;it can meet the environmental and economic requirements.The process design calculation of oxidizing column and decarboxylation tower in oxidation and extraction was completed and height and diameter of tower