Effect of fractional orders in the velocity control of a servo system

被引:54
作者
Barbosa, Ramiro S. [1 ]
Tenreiro Machado, J. A. [1 ]
Jesus, Isabel S. [1 ]
机构
[1] Inst Engn Porto, P-4200072 Oporto, Portugal
关键词
Fractional calculus; Fractional controllers; Ziegler-Nichols; Servo system;
D O I
10.1016/j.camwa.2009.08.009
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
The application of fractional-order PID controllers is now an active field of research. This article investigates the effect of fractional (derivative and integral) orders upon system's performance in the velocity control of a servo system. The servo system consists of a digital servomechanism and an open-architecture software environment for real-time control experiments using MATLAB/Simulink tools. Experimental responses are presented and analyzed, showing the effectiveness of fractional controllers. Comparison with classical PID controllers is also investigated. (C) 2009 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1679 / 1686
页数:8
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