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Prediction and Compensation Arithmetic About Time-delay Systems
Author(s): 
Pages: 106-109
Year: Issue:  1
Journal: JOURNAL OF WUHAN UNIVERSITY OF TECHNOLOGY

Keyword:  时延系统动态矩阵控制时延补偿TDCDMC;
Abstract: 时延问题在工业过程控制以及网络传输中难以避免,严重影响控制效果,尤其对于输入信号变化较大的控制过程,危害更加严重.针对输入突变系统时延问题,以动态矩阵控制(DMC)的预测思想作了分析,并在此基础上提出了时延预测补偿算法(TDCDMC),参照预测控制量,通过补偿因子和过渡因子整定滞后的控制量,使系统输出迅速跟踪突变输入,控制作用快速平稳过渡.仿真结果表明,该算法的时延补偿性能良好,保证了控制的快速性和稳定性.
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