Periodic compensation for sampled-data H/sup ∞/ repetitive control

Author(s):  
H. Ishii ◽  
Y. Yamamoto
2004 ◽  
Vol 37 (12) ◽  
pp. 561-565 ◽  
Author(s):  
George Ooi Chong Hean ◽  
Masaaki Nagahara ◽  
Yutaka Yamamoto

1998 ◽  
Vol 122 (2) ◽  
pp. 364-369 ◽  
Author(s):  
Tsu-Chin Tsao ◽  
Yao-Xin Qian and ◽  
Mahadevamurty Nemani

Repetitive control schemes for asymptotic tracking and disturbance rejection of periodic signals with an unknown period are presented. A sampled data recursive scheme for identifying the period of a periodic signal with a resolution finer than the sampling interval is presented. Discrete-time self-tuning repetitive controllers, which adapt both the periodic signal period and sampling interval, are proposed based on the period identification scheme. The fine adaptation of the controller sampling interval makes the identified signal period an exact integer multiples of the controller sampling interval and renders a superior tracking performance than that of the conventional fixed sampling interval repetitive controllers. Experimental results on a linear motion system are presented to demonstrate the effectiveness of the proposed control schemes. [S0022-0434(00)01402-7]


Author(s):  
Hisaya FUJIOKA ◽  
Yasuhide KOBAYASHI ◽  
Hidehiro HAYAKAWA

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