Journal ArticleDOI
Fractional robust PID control of a solar furnace
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In this paper, the generalized isodamping technique was used to achieve the invariance of the control loop phase margin with respect to the plant operating point through a properly designed fractional-order proportional-integral-derivative controller.About:
This article is published in Control Engineering Practice.The article was published on 2016-11-01. It has received 44 citations till now. The article focuses on the topics: Operating point & Solar furnace.read more
Citations
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Journal ArticleDOI
Vibration control of semi-active suspension system using PID controller with advanced firefly algorithm and particle swarm optimization
Mat Hussin Ab Talib,Intan Zaurah Mat Darus,Pakharuddin Mohd. Samin,Hanim Mohd Yatim,Mohd Ibthisham Ardani,Nik Mohd Ridzuan Shaharuddin,Muhamad Sukri Hadi +6 more
TL;DR: An intelligent optimizer called advanced firefly algorithm (AFA) is investigated to compute the proportional-integral-derivative (PID) controller for semi-active suspension system and has shown a significant improvement as the proposed PID-AFA is capable of reducing the amplitude of the sprung acceleration and body acceleration responses.
Journal ArticleDOI
On the fragility of fractional-order PID controllers for FOPDT processes.
Fabrizio Padula,Antonio Visioli +1 more
TL;DR: The fragility (both from the stability and performance point of view) of (optimally tuned) fractional-order P(I)D controllers applied to integral processes is investigated.
Journal ArticleDOI
Electronically reconfigurable two-path fractional-order PI/D controller employing constant phase blocks based on bilinear segments using CMOS modified current differencing unit
Roman Sotner,Jan Jerabek,Aslihan Kartci,Ondrej Domansky,Norbert Herencsar,Vilem Kledrowetz,Baris Baykant Alagoz,Celaleddin Yeroglu +7 more
TL;DR: A versatile type of electronically controllable bilinear transfer segments are introduced as a part of novel two-path system of the fractional-order proportional-integral or derivative (FOPI/D) controller, based on modified current differencing unit (MCDU) active element.
Journal ArticleDOI
A Robust Fractional Order Parallel Control Structure for Flow Control using a Pneumatic Control Valve with Nonlinear and Uncertain Dynamics
TL;DR: The proposed FOPCS is an extension of parallel control structure (PCS) with the help of fractional order calculus, to enhance the robustness in the control loop without compromising with control performance.
Proceedings ArticleDOI
Fractional PID controller design for fractional order systems using ABC algorithm
Halit Senberber,Aytekin Bagis +1 more
TL;DR: The results demonstrate that ABC algorithm based FOPID controlled systems perform significantly better performance than the other ones.
References
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Journal ArticleDOI
Fractional-order systems and PI/sup /spl lambda//D/sup /spl mu//-controllers
TL;DR: In this article, a fractional-order PI/sup/spl lambda/D/sup /spl mu/controller with fractionalorder integrator and fractional order differentiator is proposed.
Journal ArticleDOI
Frequency-band complex noninteger differentiator: characterization and synthesis
TL;DR: In this article, the state-of-the-art on generalized (or any order) derivatives in physics and engineering sciences is outlined for justifying the interest of the noninteger differentiation.
Book
Advances in Fractional Calculus: Theoretical Developments and Applications in Physics and Engineering
TL;DR: In the last two decades, fractional differentiation has played a very important role in various fields such as mechanics, electricity, chemistry, biology, economics, control theory and signal and image processing as discussed by the authors.
Journal ArticleDOI
Parabolic-trough solar collectors and their applications
TL;DR: An overview of the parabolic-trough collectors that have been built and marketed during the past century, as well as the prototypes currently under development can be found in this paper.
Journal ArticleDOI
Tuning and auto-tuning of fractional order controllers for industry applications
TL;DR: In this article, a method for tuning the PI λ D μ controller is proposed to fulfill five different design specifications, including gain crossover frequency, phase margin, and iso-damping property of the system.