大林算法在氨汽化温度控制系统中的应用研究  

Research on Application of Dahlin Algorithm in Temperature Control System of Ammonia Vaporizer

作　　者：林建东 张春山[2] 张浩 曹玉波[1] LIN Jiandong;ZHANG Chunshan;ZHANG Hao;CAO Yubo(School of Information and Control Engineering,Jilin Institute of Chemical Technology,Jilin City 132022,China;Changchun Office of Hangzhou Hollysys Automation Co.,LTD.,Changchun 130051,China)

机构地区：[1]吉林化工学院信息与控制工程学院,吉林吉林132022 [2]杭州和利时自动化有限公司长春办事处,吉林长春130051

出　　处：《吉林化工学院学报》2023年第1期58-62,共5页Journal of Jilin Institute of Chemical Technology

摘　　要：针对某合成氨工艺液氨汽化过程的大滞后特性,研究了大林控制算法的基本原理和适用性。通过对现场生产数据进行辨识获得被控对象数学模型,利用西门子S7系列PLC控制平台,编制了基于大林算法的液氨汽化温度控制程序,并在仿真实验中取得了良好的控制效果,对工程实际应用具有良好的参考意义。Aiming at the large hysteresis characteristic of ammonia vaporization process of a synthetic ammonia process liquid,the basic principle and applicability of Dahlin control algorithm are studied.The mathematical model of the controlled object was obtained by identifying the field production data,use Siemens S7 series PLC control platform,the control program of liquid ammonia vaporization temperature based on Dahlin algorithm was developed,and good control effect was obtained in the simulation experiment,it has good reference significance for engineering practical application.

关 键 词：大林算法 纯滞后 PLC 控制 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]