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Lyapunov-Based Exponential Tracking Control of a Hypersonic Aircraft with Aerothermoelastic Effects

  • Z. D. Wilcox
  • , W. MacKunis
  • , S. Bhat
  • , R. Lind
  • , W. E. Dixon
  • University of Florida
  • U.S. Air Force Research Laboratory, Eglin AFB

Research output: Contribution to journalArticlepeer-review

Abstract

Hypersonic flight conditions produce temperature variations that can alter both the structural dynamics and flight
dynamics. These aerothermoelastic effects are modeled by a nonlinear, temperature-dependent, parameter-varying
state-space representation. The model includes an uncertain parameter-varying state matrix, an uncertain
parameter-varying nonsquare (column-deficient) input matrix, and a nonlinear additive bounded disturbance. A
Lyapunov-based continuous robust controller is developed that yields exponential tracking of a reference model,
despite the presence of bounded nonvanishing disturbances. Simulation results for a hypersonic aircraft are
provided to demonstrate the robustness and efficacy of the proposed controller.
Original languageAmerican English
JournalJournal of Guidance, Control, and Dynamics
Volume33
DOIs
StatePublished - Jul 2010
Externally publishedYes

Keywords

  • hypersonic flight control
  • aircraft structural dynamics
  • flight dynamics

Disciplines

  • Aerospace Engineering
  • Navigation, Guidance, Control and Dynamics
  • Aviation

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