scholarly journals Vibration Control by Optimal Trajectory with Feedback System. 1st Report. In Order to Suppress Residual Vibration.

1993 ◽  
Vol 59 (560) ◽  
pp. 1047-1052
Author(s):  
Hiroyuki Itoh ◽  
Hideki Tsuji ◽  
Yasushi Ogasawara ◽  
Shinji Mitsuta
2017 ◽  
Vol 10 (3) ◽  
pp. 253-256 ◽  
Author(s):  
Un-Hwan Park ◽  
◽  
Jun-Hyeok Heo ◽  
Tae-Hyeon Oh ◽  
In-Sung Lee ◽  
...  

2020 ◽  
Vol 32 (1) ◽  
pp. 65-81
Author(s):  
Zhi-cheng Qiu ◽  
Tao-xian Wang ◽  
Xian-min Zhang

A non-contact vibration measurement and control system for a piezoelectric-patched flexible cantilever plate is presented, using laser displacement sensors. Two laser displacement sensors are utilized to detect the deflection information of the two corners of the end of the flexible board, due to its high measurement accuracy for the small amplitude residual vibration. The vibrations of the first bending and torsional mode of the flexible plate can be extracted from the combined information. To achieve a desirable performance for the active vibration control, a kind of sliding mode predictive control strategy is developed to damp the vibration quickly. Simulation of the controller on bending and torsional vibration is conducted, based on the model built with finite element method. Furthermore, a piezoelectric flexible cantilever plate experimental setup is constructed. Experiments are conducted. The results of simulation and experiment both demonstrate the effectiveness of presented control scheme, compared with proportional and derivative control; the sliding mode predictive control can attenuate the vibration more quickly, particularly for the small amplitude residual vibration.


2021 ◽  
Vol 2021.74 (0) ◽  
pp. E23
Author(s):  
Yuta AKAHOSHI ◽  
Kenta FUKUDA ◽  
Ryuichiro MATSUSHITA ◽  
Makoto IWAMURA

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