scholarly journals Parameter tuning technique for a model-free vibration control system based on a virtual controlled object

2022 ◽  
Vol 165 ◽  
pp. 108313
Author(s):  
Ansei Yonezawa ◽  
Heisei Yonezawa ◽  
Itsuro Kajiwara
2012 ◽  
Vol 2012 (0) ◽  
pp. _J044103-1-_J044103-5
Author(s):  
Shuichi YAHAGI ◽  
Yusuke SATO ◽  
Itsuro KAJIWARA ◽  
Masahiko KONDO

Author(s):  
Osamu Ohnuki ◽  
Kenzo Nonami

Abstract In this paper, a method to realize the motion and vibration control without sensors is proposed. Sensorless control is generally realized by estimating the state of the system from the measured current in the actuator by means of an observer. It is possible to estimate all state variables because of dynamic interaction in the controlled object. Then we realize nonlinear robust control system based on the observer. In this paper, first we formulate sensorless control system. As controlled objects we deal with a multi-degree-of-freedom structure as a vibration control problem and a single link robot arm as a motion control problem, respectively, and we carry out numerical simulations. Moreover, we also verify the possibility of realization of sensorless control by experiments.


2013 ◽  
Vol 2013.13 (0) ◽  
pp. _B34-1_-_B34-10_
Author(s):  
Ryohei OKITA ◽  
Shuichi YAHAGI ◽  
Itsuro KAJIWARA ◽  
Masahiko KONDO ◽  
Keiichiro MATSUMOTO

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