丙烯醛
托盘
工艺工程
可操作性
蒸馏
分馏塔
沉降时间
控制器(灌溉)
化学
过程控制
过程(计算)
控制理论(社会学)
环境科学
控制工程
工程类
色谱法
计算机科学
控制(管理)
有机化学
催化作用
阶跃响应
机械工程
农学
可靠性工程
人工智能
操作系统
生物
作者
Kalipatnapu N. Rao,G. Koteswara Reddy,M. VenkataRatnam,P. Rajendra Prasad,V. Sujatha
摘要
In this study, the design and control of acrolein production plant has been investigated. The proposed design consists of a reactor and two distillation columns. Propylene reacts with oxygen and produces acrolein, acrylic acid, carbon dioxide and water. Plant wide operability and control of the entire acrolein production plant with decentralized controllers are explained. Tray temperature control loop and composition control loop are designed to infer final product purity. From the results of dynamic simulation, the proposed control strategy performs very well in rejecting various disturbances while maintaining the acrolein product purity with a settling time of less than 4 hours. The settling times of tops and bottoms of the distillation column, pressure controller is reported as 3.11 hours and 1.32 hours, respectively.
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