Design and implementation of a gain scheduling controller for a water level control system

被引:10
作者
Wang, M [1 ]
Crusca, F [1 ]
机构
[1] Taiyuan Univ Technol, Informat Coll, Taiyuan, Peoples R China
关键词
nonlinear control; gain scheduling; number of operating points; PID control; water tank level;
D O I
10.1016/S0019-0578(07)60091-3
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The design of a gain-scheduled proportional plus integral (PI) controller for a nonlinear water-tank level control system is presented. A novel approach of determining operating points in terms of interpolation error is also given. The controller is implemented in LABVIEW in the laboratory. The field test results of. the system response at different. operating. conditions clearly illustrate the controller's improved performance over a fixed PI controller. (C) 2002 ISA-The Instrumentation, Systems, and Automation Society.
引用
收藏
页码:323 / 331
页数:9
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