Results 11 to 20 of about 17,325 (226)

A Fractional Order General Type-2 Fuzzy PID Controller Design Algorithm

open access: yesIEEE Access, 2020
Fractional order PID controller was received attentions in control problems for it had 2 freedom adjustable parameters. Practices had proved that better results could be obtained by introduction of fractional order PID in control problems.
Jian Zhong Shi
doaj   +3 more sources

A Tuning Method via Borges Derivative of a Neural Network-Based Discrete-Time Fractional-Order PID Controller with Hausdorff Difference and Hausdorff Sum

open access: yesFractal and Fractional, 2021
In this paper, the fractal derivative is introduced into a neural network-based discrete-time fractional-order PID controller in two areas, namely, in the controller’s structure and in the parameter optimization algorithm.
Zhe Gao
doaj   +1 more source

Optimal frequency control in microgrid system using fractional order PID controller using Krill Herd algorithm [PDF]

open access: yes, 2020
This paper investigates the use of fractional order Proportional, Integral and Derivative (FOPID) controllers for the frequency and power regulation in a microgrid power system. The proposed microgrid system composes of renewable energy resources such as
Gabbar, Hossam   +4 more
core   +1 more source

Optimum Weight Selection Based LQR Formulation for the Design of Fractional Order PI{\lambda}D{\mu} Controllers to Handle a Class of Fractional Order Systems [PDF]

open access: yes, 2013
A weighted summation of Integral of Time Multiplied Absolute Error (ITAE) and Integral of Squared Controller Output (ISCO) minimization based time domain optimal tuning of fractional-order (FO) PID or PI{\lambda}D{\mu} controller is proposed in this ...
Das, Saptarshi   +4 more
core   +2 more sources

A Conformal Mapping Based Fractional Order Approach for Sub-optimal Tuning of PID Controllers with Guaranteed Dominant Pole Placement [PDF]

open access: yes, 2012
A novel conformal mapping based Fractional Order (FO) methodology is developed in this paper for tuning existing classical (Integer Order) Proportional Integral Derivative (PID) controllers especially for sluggish and oscillatory second order systems ...
Das, Saptarshi   +3 more
core   +2 more sources

Construction and Evaluation of a Control Mechanism for Fuzzy Fractional-Order PID

open access: yesApplied Sciences, 2022
In this research, a control mechanism for fuzzy fractional-order proportional integral derivatives was suggested (FFOPID). The fractional calculus application has been used in different fields of engineering and science and showed to be improved in the ...
Mujahed Al-Dhaifallah
doaj   +1 more source

A comparative study of fractional order PIλ /PIλ Dμ tuning rules for stable first order plus time delay processes [PDF]

open access: yes, 2016
Conventional PID tuning methods may not be sufficient to deal with complex processes of modern industry. For better control, fractional order PIλDµ controller was introduced as the generalization of classical PID controller with the help of non-integer ...
Dipesh Shikchand Patle   +3 more
core   +2 more sources

On the Selection of Tuning Methodology of FOPID Controllers for the Control of Higher Order Processes [PDF]

open access: yes, 2012
In this paper, a comparative study is done on the time and frequency domain tuning strategies for fractional order (FO) PID controllers to handle higher order processes. A new fractional order template for reduced parameter modeling of stable minimum/non-
Alomoush   +56 more
core   +2 more sources

Optimal fractional-order PID controller based on fractional-order actor-critic algorithm

open access: yesNeural Computing and Applications, 2022
AbstractIn this paper, an online optimization approach of a fractional-order PID controller based on a fractional-order actor-critic algorithm (FOPID-FOAC) is proposed. The proposed FOPID-FOAC scheme exploits the advantages of the FOPID controller and FOAC approaches to improve the performance of nonlinear systems.
Raafat Shalaby   +3 more
openaire   +1 more source

On fractional predictive PID controller design method [PDF]

open access: yes, 2017
A new method of designing fractional-order predictive PID controller with similar features to model based predictive controllers (MPC) is considered.
Edet, Emmanuel, Katebi, Reza
core   +1 more source

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