超临界流体萃取分馏仪控制系统  

Control System of Supercritical Fluid Extraction and Fractionation Instrument

作　　者：周卫东[1] 孙洪涛[1] 王武礼[1] 柏松[1] 

机构地区：[1]中国石油大学信息与控制工程学院,山东东营257061

出　　处：《仪表技术与传感器》2007年第9期24-25,38,共3页Instrument Technique and Sensor

摘　　要：介绍了超临界流体萃取分馏仪控制系统的设计和实现。针对超临界流体萃取分馏仪设备的特点和工作参数,就设计中的计算机系统配置,控制系统的输入、输出接口,控制系统软件设计、系统参数设置及窗口显示等设计内容进行了论述,并对控制系统的实验结果进行了分析。This design and implementation of control system of supercritical fluid extraction and fractionation （SFEF） instnunent were introduced. According to the features of SFEF instnunent and the parameters needed, the computer system＇s setup, the input and output interface of the control system, the software design of the control system, the system＇ s parameter setup, its windows display and so on were discussed. Some experiment results of control system in real world were analyzed.

关 键 词：超临界流体萃取分馏仪 温度控制 压力控制 步进电机 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]