New self-tuning fuzzy PI control of a novel doubly salient permanent-magnet motor drive

被引:118
|
作者
Cheng, Ming [1 ]
Sun, Qiang
Zhou, E.
机构
[1] Southeast Univ, Dept Elect Engn, Nanjing 210096, Peoples R China
[2] Hefei Univ, Hefei 230022, Peoples R China
基金
中国国家自然科学基金;
关键词
doubly salient permanent-magnet motor; genetic arithmetic; self-tuning fuzzy proportional plus integral (PI) controller; variable speed drive;
D O I
10.1109/TIE.2006.874269
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
In a doubly salient permanent-magnet (DSPM) motor drive, it is difficult to get satisfied control characteristics by using a normal linear proportional plus integral (PI) controller due to the high nonlinearity between speed and current or torque. Hence, a new self-tuning,fuzzy PI controller with conditional integral, which is performed by a single-chip N87C196KD, is proposed. The initial parameters of the controller are optimized by using genetic arithmetic. Simulation and experiments on the newly proposed 8/6-pole DSPM machine have shown that the proposed new self-tuning fuzzy PI controller offers better adaptability than the normal linear PI control and that the developed motor drive offers better steady-state and dynamic performances.
引用
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页码:814 / 821
页数:8
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