Opto-Electronic Engineering, Volume. 35, Issue 8, 10(2008)

Friction Compensation Based on Synthesis of Luenberger-like Observer and TDE

WANG Hui-hua*, LIU Wen-hua, ZHANG Shi-ying, and LIU Miao-sen
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  • [in Chinese]
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    Aiming to the shortage of conventional friction compensation methods and nonlinear characteristic of friction disturbance, the accuracy of the friction description by the LuGre model is used to analyze the design process of Luenberger-like Observer and Time Delay Estimator (TDE). Then, the method of synthesis of Luenberger-like Observer and TDE is given out as a friction compensation scheme. The experimental results show that, as the friction state is observed by Luenberger-like Observer,the friction disturbance estimator with LuGre friction dynamic model can be effective to friction compensation, and the application limitation that the disturbance is asymptotic variety is solved. At the same time, the survival error of friction compensation and exoteric disturbance are eliminated by TDE.

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    WANG Hui-hua, LIU Wen-hua, ZHANG Shi-ying, LIU Miao-sen. Friction Compensation Based on Synthesis of Luenberger-like Observer and TDE[J]. Opto-Electronic Engineering, 2008, 35(8): 10

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    Paper Information

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    Received: Nov. 16, 2007

    Accepted: --

    Published Online: Mar. 1, 2010

    The Author Email: Hui-hua WANG (racle@126.com)

    DOI:

    CSTR:32186.14.

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