Authors

Chengshuai Wu, Arjan van der Schaft, Jian Chen

Abstract

In this paper, we study the robust trajectory tracking problem for a class of nonlinear systems with incremental passivity. The velocity of the desired trajectory and parts of the model information are unknown apart from boundedness assumptions. A velocity observer based method and a sliding mode controller are proposed while the asymptotic tracking result is guaranteed by a zero-state detectability condition for both cases. Unlike previous results, the studied systems are not necessarily feedback linearizable nor in a strict feedback form. The ball and beam system is utilized to illustrate the implementation of the proposed tracking control laws.

Keywords

Incremental passivity; Trajectory tracking; Robust control; Port-Hamiltonian systems; Asymptotic stability

Citation

BibTeX

@article{Wu_2019,
  title={{Robust trajectory tracking for incrementally passive nonlinear systems}},
  volume={107},
  ISSN={0005-1098},
  DOI={10.1016/j.automatica.2019.05.065},
  journal={Automatica},
  publisher={Elsevier BV},
  author={Wu, Chengshuai and van der Schaft, Arjan and Chen, Jian},
  year={2019},
  pages={595--599}
}

Download the bib file

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