Paper: Decentralized control of linear multivariable systems

  • Authors:
  • J. P. Corfmat;A. S. Morse

  • Affiliations:
  • Department of Engineering and Applied Science Yale University, New Haven, CT, 06520, U.S.A.;-

  • Venue:
  • Automatica (Journal of IFAC)
  • Year:
  • 1976

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Abstract

Abstract: This paper studies the effect of decentralized feedback on the closed-loop properties of jointly controllable, jointly observablek-channel linear systems. Channel interactions within such systems are described by means of suitably defined directed graphs. The concept of a complete system is introduced. Complete systems prove to be precisely those systems which can be made both controllable and observable through a single channel by applying nondynamic decentralized feedback to all channels. Explicit conditions are derived for determining when the closed-loop spectrum of ak-channel linear system can be freely assigned or stabilized with decentralized control.