小型精馏塔及其测控系统的开发研究  

Development and design of small scale distillation column and control system

作　　者：王宇[1] 黄海[1] 陈旭东[1] 曹仲义[1] 赵东[1] 杨祖荣[1] 

机构地区：[1]北京化工大学化学工程学院,北京100029

出　　处：《现代化工》2008年第S1期40-42,47,共4页Modern Chemical Industry

基　　金：北京化工大学青年教师自然科学研究基金资助项目(QN0702)

摘　　要：结合中小型塔设备设计的综合性和集成性强的特点,从设计思路、流程规划、设备结构及参数测控等方面,对小型精馏塔及其测控系统的开发研制进行了分析与探讨。介绍了自主研发的具有计算机在线数据采集与控制功能的精馏实验装置,并以无水乙醇-正丙醇为实验物系,在常压下进行全回流及部分回流操作,对全塔效率、单板效率、操作弹性、塔内浓度及温度分布等传质性能进行了考察与评价。Based on the features of integrity and comprehension in design of middle and small scale distillation column,the development and design of the distillation columns are discussed from the viewpoint of concept design,flow sheet plan,equipment structure,data collection and control,et al.Series distillation experiments to separate ethanol and n-propanol in atmosphere are introduced on a self-developed distillation plant with the computeraided data collection and control function.The overall tray efficiency,sing...

关 键 词：精馏塔 数据采集与控制 全塔效率 单板效率 

分 类 号：TQ051.81[化学工程]