Past Issues

Studies in Informatics and Control
Vol. 32, No. 1, 2023

Fictitious Reference Iterative Tuning of Discrete-Time Model-Free Control for Tower Crane Systems

Raul-Cristian ROMAN, Radu-Emil PRECUP, Emil M. PETRIU, Mihai MUNTYAN
Abstract

The purpose of this paper is to propose a novel controller that is based on a combination of two data-driven algorithms, namely the Fictitious Reference Iterative Tuning (FRIT) algorithm and the Model-Free Adaptive Control (MFC) algorithm while considering a particular form of MFC, that is the intelligent proportional-integral-derivative (iPID) controller. The main advantage of this combination is that the FRIT algorithm optimally tunes the parameters of the iPID controller by solving an optimization problem based on a metaheuristic African Vultures Optimization Algorithm (AVOA). The novel controller, referred to as the FRIT-iPID controller, is validated experimentally on a three-degree-of-freedom tower crane system laboratory equipment in the context of controlling the cart position, the arm angular position and the payload position for this system.

Keywords

Fictitious reference feedback tuning, Model-free control, Tower crane systems.

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