Variable structure control for 6-6 parallel manipulators based on cascaded CMAC

Shijing Li*, Zuren Feng, Hao Fang

*Corresponding author for this work

Research output: Contribution to conferencePaperpeer-review

11 Citations (Scopus)

Abstract

This paper proposes a novel control scheme with focus on the-uncertainty of the complex robot system, which combine cascaded Cerebellar Model Articulation Controller (CMAC) with Variable Structure Control (VSC). Firstly, a improved CMAC is used to learn the uncertainty of robot system, and it is used as a feed-forward compensator, fast tracking error convergence and better learning stability is obtained through use cascaded CMAC. Then, a VSC term is used to reduce the effect of CMAC estimate error and unrepeatable disturbances. The control law is chose based on Lyapunov direct method. Simulation of 6-6 parallel manipulator trajectory tracking show the good stability and accuracy are obtained.

Original languageEnglish
Pages1939-1943
Number of pages5
Publication statusPublished - 2002
Externally publishedYes
EventProceedings of the 4th World Congress on Intelligent Control and Automation - Shanghai, China
Duration: 10 Jun 200214 Jun 2002

Conference

ConferenceProceedings of the 4th World Congress on Intelligent Control and Automation
Country/TerritoryChina
CityShanghai
Period10/06/0214/06/02

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