Output feedback model predictive control for LPV systems based on quasi-min-max algorithm

  • Authors:
  • Jee-Hun Park;Tae-Hyoung Kim;Toshiharu Sugie

  • Affiliations:
  • Department of Systems Science, Kyoto University, Uji, Kyoto 611-0011, Japan;School of Mechanical Engineering, Chung-Ang University, 221 Heukseok-dong, Dongjak-gu, Seoul 156-756, Republic of Korea;Department of Systems Science, Kyoto University, Uji, Kyoto 611-0011, Japan

  • Venue:
  • Automatica (Journal of IFAC)
  • Year:
  • 2011

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Abstract

This paper proposes a robust output feedback model predictive control (MPC) scheme for linear parameter varying (LPV) systems based on a quasi-min-max algorithm. This approach involves an off-line design of a robust state observer for LPV systems using linear matrix inequality (LMI) and an on-line robust output feedback MPC algorithm using the estimated state. The proposed MPC method for LPV systems is applicable for a variety of systems with constraints and guarantees the robust stability of the output feedback systems. A numerical example for an LPV system subject to input constraints is given to demonstrate its effectiveness.