Robust tracking control of servo systems with backlash: Nonsmooth H control vs. linear H control

Israel U. Ponce, Yury Orlov, Luis T. Aguilar, Joaquin Alvarez

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3 Citas (Scopus)

Resumen

Backlash and Coulomb friction occurring in systems with mechanical transmissions produce undesired inaccuracies, oscillations, and instability thereby degrading the system performance. In this paper, we made a comparative analysis of a nonsmooth H controller [1] vs. a linear H controller applied to a two-mass drive system with flexible shaft including backlash and Coulomb friction using measurements of the motor. The numerical results show the effectiveness of the nonsmooth H synthesis, whereas the linear H-controller does not attenuate the undesirable oscillations in the control signals and the plant outputs.

Idioma originalInglés
Título de la publicación alojadaACC 2015 - 2015 American Control Conference
EditorialInstitute of Electrical and Electronics Engineers Inc.
Páginas2051-2056
Número de páginas6
ISBN (versión digital)9781479986842
DOI
EstadoPublicada - 28 jul. 2015
Evento2015 American Control Conference, ACC 2015 - Chicago, Estados Unidos
Duración: 1 jul. 20153 jul. 2015

Serie de la publicación

NombreProceedings of the American Control Conference
Volumen2015-July
ISSN (versión impresa)0743-1619

Conferencia

Conferencia2015 American Control Conference, ACC 2015
País/TerritorioEstados Unidos
CiudadChicago
Período1/07/153/07/15

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