多变量非方系统多环PI控制器设计

被引：5

作者：

王志强

栾小丽

刘飞

机构：

[1] 江南大学轻工过程先进控制教育部重点实验室

来源：

信息与控制 | 2016年 / 45卷 / 05期

关键词：

非方系统; 等价传递函数; 广义逆; 多环PI(proportional integral)控制;

D O I：

10.13976/j.cnki.xk.2016.0556

中图分类号：

TP273 [自动控制、自动控制系统];

学科分类号：

080201 ; 0835 ;

摘要：

基于等价传递函数(ETF)理论,提出含有多时滞的高维多变量非方系统多环PI(preportional-integral)控制器设计方法.首先,利用等价传递函数与被控过程传递函数的广义逆之间关系推导出ETF的求解通式.接着,基于已获得的ETF,利用IMC-PID(internal model control-proportional integral derivation)原理设计控制器,再利用Maclaurin级数展开获得多环PI控制器参数.所提ETF算法不仅具有更高的精度且适应于高维非方系统.最后通过仿真实例验证了所提算法的简单性和有效性.

引用

页码：556 / 562

页数：7

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