Time Optimal Control for Induction Motor Servo System

被引:18
作者
Park, Min-Ho [1 ,2 ]
Won, Chung-Yeun [3 ]
机构
[1] Seoul Natl Univ, Dept Elect Engn, Shin Rhim Dong 56-1, Seoul, South Korea
[2] Univ Tennessee, Knoxville, TN 37919 USA
[3] Sung Kyun Kwan Univ, Dept Elect Engn, Cheoncheon Dong 300, Suwon, Kyung Ki Do, South Korea
关键词
Control Systems; Bang Bang - Control Systems; Optimal - Electric Inverters - Servomechanisms - System Stability;
D O I
10.1109/63.85886
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The time optimal position control scheme based on the Pontryagin's minimum principle is proposed in the current source inverter (CSI) fed induction motor system. The induction motor with field oriented control is modeled with a fast time optimal position control system of second order which has two modes of operation; the first bang-bang mode operates until the position is close to target, followed by second dc braking mode which gives asymptotic stability. In order to realize this aim, the time optimal controller is added instead of the speed controller to the conventional field oriented control loop of the CSI-fed induction motor. The validity of time optimal control solution has been verified by experimental test carried out with a proto-type MC68000 based microcomputer system, and 5-hp induction motor. Experimental results are in a close agreement with the digital simulation ones.
引用
收藏
页码:514 / 524
页数:11
相关论文
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