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Modifications of Model Free Control to FOTD Plants

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Part of the book series: Lecture Notes in Computer Science ((LNTCS,volume 10671))

Abstract

Model free control (MFC) represents one of possible alternatives to traditional approaches as PID control, disturbance observer based control (DOBC), internal model control (IMC), etc. As one of its central features one could mention use of finite-impulse-response (FIR) filters in input disturbance reconstruction. The paper deals with characterizing links of MFC to these approaches and discussing the terminology used and simple procedures for tuning of such controllers for the plants approximated by the first order time delayed models.

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Notes

  1. 1.

    To be rigorous, in order to eliminate the algebraic loops, the integration in (4)–(5) has to be carried out over past signals, i.e. over the time interval \([t-L-\epsilon , t-\epsilon ]\) with a small positive \(\epsilon >0\), in the discrete-time case with \(\epsilon =T_s\).

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Acknowledgment

Supported by the grants APVV-0343-12 and VEGA 1/0937/14.

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Correspondence to Mikuláš Huba .

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Huba, M., Huba, T. (2018). Modifications of Model Free Control to FOTD Plants. In: Moreno-Díaz, R., Pichler, F., Quesada-Arencibia, A. (eds) Computer Aided Systems Theory – EUROCAST 2017. EUROCAST 2017. Lecture Notes in Computer Science(), vol 10671. Springer, Cham. https://doi.org/10.1007/978-3-319-74718-7_21

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  • DOI: https://doi.org/10.1007/978-3-319-74718-7_21

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  • Publisher Name: Springer, Cham

  • Print ISBN: 978-3-319-74717-0

  • Online ISBN: 978-3-319-74718-7

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