环己酮装置轻酮塔双效精馏工艺的开发及应用  

Development and Application of Double⁃effect Distillation Process of Light Ketone Column in Cyclohexanone Unit

作　　者：孔利丰 路冬永 张剑 穆志刚 高座县 周硕 焦永章 甄希同 KONG Li-feng;LU Dong-yong;ZHANG Jian;MU Zhi-gang;GAO Zuo-xian;ZHOU Shuo;JIAO Yong-zhang;ZHEN Xi-tong(Cangzhou Risun Chemical Co.,Ltd.,Cangzhou 061113,China)

机构地区：[1]沧州旭阳化工有限公司,河北沧州061113

出　　处：《硫磷设计与粉体工程》2022年第4期34-38,I0002,共6页Sulphur Phosphorus & Bulk Materials Handling Related Engineering

摘　　要：针对现有环己酮精馏工艺能量利用率低、单位环己酮能耗高的缺点,采用Aspen Plus模拟计算软件计算、环己酮物性数据手工核算和热量计算,开发出一种新型轻酮塔双效精馏新工艺。介绍了该新工艺的流程及特点,以及在100 kt/a环己酮装置精馏工段的运用情况。生产实践表明:该轻酮塔双效精馏工艺可有效利用热量,节省蒸汽消耗,每年可节省生产成本600余万元,半年即可回收工艺改造的投资,经济效益显著,值得推广。For the shortcomings of low energy utilization rate and high energy consumption per unit cyclohexanone in the existing cyclohexanone distil⁃lation process,a new light ketone column double⁃effect distillation process is developed by using Aspen Plus simulation software calculation,manual cal⁃culation of cyclohexanone physical property data and heat calculation.The process and characteristics of the new technology and its application in the dis⁃tillation section of 100 kt/a cyclohexanone unit are introduced.The production practice shows that the light ketone column double⁃effect distillation process can realize effective heat utilization,save steam consumption.With more than 6 million yuan of production cost saved per year and investment of process transformation recovered within half a year,the economic benefits are significant,which is worthy of promotion.

关 键 词：环己酮 精馏工艺 双效精馏 工艺参数 应用 

分 类 号：TQ234.21[化学工程—有机化工] TQ028.31