Robustness of retrospective cost adaptive control to Markov-parameter uncertainty

E. Dogan Sumer, Anthony M. D'Amato, Alexey V. Morozov, Jesse B. Hoagg, Dennis S. Bernstein

Producción científica: Conference contributionrevisión exhaustiva

17 Citas (Scopus)

Resumen

In this paper we investigate the robustness of an extended version of retrospective cost adaptive control (RCAC), in which less modeling information is required than in prior versions of this method. RCAC is applicable to MIMO possibly nonminimum-phase (NMP) plants without the need to know the locations of the NMP zeros. The only required modeling information is an FIR approximation of the plant, which may be based on a limited number of Markov parameters. In this paper we investigate the effect of phase mismatch between the true plant and the FIR approximation. Numerical examples demonstrate the relationship between phase mismatch at the command and disturbance frequencies as well as the required level of regularization in the controller update.

Idioma originalEnglish
Título de la publicación alojada2011 50th IEEE Conference on Decision and Control and European Control Conference, CDC-ECC 2011
Páginas6085-6090
Número de páginas6
DOI
EstadoPublished - 2011
Evento2011 50th IEEE Conference on Decision and Control and European Control Conference, CDC-ECC 2011 - Orlando, FL, United States
Duración: dic 12 2011dic 15 2011

Serie de la publicación

NombreProceedings of the IEEE Conference on Decision and Control
ISSN (versión impresa)0743-1546
ISSN (versión digital)2576-2370

Conference

Conference2011 50th IEEE Conference on Decision and Control and European Control Conference, CDC-ECC 2011
País/TerritorioUnited States
CiudadOrlando, FL
Período12/12/1112/15/11

ASJC Scopus subject areas

  • Control and Systems Engineering
  • Modeling and Simulation
  • Control and Optimization

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