针对催化裂化装置反应再生系统，进行了动态机理建模研究，给出了可以用于过程特性分析和控制系统仿真研究的动态机理模型。
Based on mechanism analysis, a dynamic model of FCCU reactor-regenerator system is given. It can be used for simple process characteristic analysis and for control system simulation.
传感器动态非线性过程非常复杂，难以建模。
Nonlinear dynamic process of sensors is too complicated to be modeled.
动态系统建模是目前过程系统工程中最重要的研究课题之一。
Dynamical system modeling is the most important research in current process system engineering.
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