IMC-PID-fractional-order-filter controllers design for integer order systems

B Maamar, M Rachid - ISA transactions, 2014 - Elsevier
One of the reasons of the great success of standard PID controllers is the presence of simple
tuning rules, of the automatic tuning feature and of tables that simplify significantly their …

System identification of MISO fractional systems: parameter and differentiation order estimation

S Victor, A Mayoufi, R Malti, M Chetoui, M Aoun - Automatica, 2022 - Elsevier
This paper deals with continuous-time system identification of multiple-input single-output
(MISO) fractional differentiation models. When differentiation orders are assumed to be …

Fractional order model reduction approach based on retention of the dominant dynamics: Application in IMC based tuning of FOPI and FOPID controllers

M Tavakoli-Kakhki, M Haeri - ISA transactions, 2011 - Elsevier
Fractional order PI and PID controllers are the most common fractional order controllers
used in practice. In this paper, a simple analytical method is proposed for tuning the …

A novel approach of fractional-order time delay system modeling based on Haar wavelet

K Kothari, U Mehta, J Vanualailai - ISA transactions, 2018 - Elsevier
In this paper, fractional-order time delay system modeling is presented using Haar wavelet
operational matrix of integration. Therefore, it does not require any prior knowledge of …

Fractional optimal control problems: a pseudo-state-space approach

RK Biswas, S Sen - Journal of Vibration and Control, 2011 - journals.sagepub.com
A scheme for optimal control problem formulation and solution of a fractional order system
using pseudo-state-space formulation is presented in this paper. A pseudo-state-space …

Reduced-order model approximation of fractional-order systems using differential evolution algorithm

B Bourouba, S Ladaci, A Chaabi - Journal of Control, Automation and …, 2018 - Springer
In this paper, we authors propose to use an optimization technique known as Differential
Evolution (DE) optimizer for the approximation of fractional-order systems with rational …

Linear fractional order system identification using adjustable fractional order differentiator

D Idiou, A Charef, A Djouambi - IET Signal Processing, 2014 - Wiley Online Library
In previous decades, it has been observed that many physical systems are well
characterised by fractional order models. Hence, their identification is attracting more and …

[HTML][HTML] Fractional order modeling and control of dissimilar redundant actuating system used in large passenger aircraft

I Salman, YAN Lin, MT Hamayun - Chinese Journal of Aeronautics, 2018 - Elsevier
In this paper, a methodology has been developed to address the issue of force fighting and
to achieve precise position tracking of control surface driven by two dissimilar actuators. The …

Frequency loop-shaping and imc-based integer-order robust pid controller design for fractional-order processes with time-delay

S Chakraborty, D Das, AK Naskar… - IETE Journal of …, 2024 - Taylor & Francis
It is well accepted that fractional-order calculus yields a more accurate description of
complex physical processes compared to integer-order one. So, fractional-order modelling …

Model order reduction of commensurate fractional-order systems using big bang–big crunch algorithm

S Jain, YV Hote, S Saxena - IETE Technical Review, 2020 - Taylor & Francis
In this paper, a soft computing based scheme is proposed for the model order reduction of
single input-single output commensurate fractional-order (FO) systems. The fractional-order …