pure delay

Main steam temperature system is a typical open loop stable system with large time delay, its model can be described by an equivalent First Order plus Pure Dead Time ( FOPDT) type.

火电厂主汽温系统是典型的大滞后开环稳定系统，其过程模型可以等效为常用的一阶加纯滞后形式（FOPDT）。

Simulation research into human intelligent control and optimal PID control based on a pure delay system

纯延迟系统仿人智能控制与最优PID控制对比仿真分析

This method firstly deduces high order model devided by time to approximate pure time delay, then uses high order Butterworth optimal transfer function as object function of the system to design the gain matrix of state feedback and state estimator.

系统的设计方法包括：用高阶分时模型来逼近纯滞后环节；以新型高阶Butterworth最优传递函数为目标函数来设计状态反馈增益阵和状态观测器；

Research and application of pure time delay system

大纯滞后系统研究与应用

The controller adopts sub-optimal model order reducing algorithm to identify second-order plus pure time delay model, then according to giving phase and amplitude magins PID parameters are adjusted.

该控制器采用次最优模型降阶算法，辨识出二阶加纯滞后的模型；然后基于给定的相位裕度和幅值裕度，整定出PID参数。

The basic theory and properties of Predictive Functional Control ( PFC) is introduced and analyzed, and the algorithm for first-order plus pure delay process is given out particularly.

介绍并分析了预测函数控制（PFC）的基本原理和特点，给出了一阶加纯滞后系统的预测函数控制的具体算法。