Results 11 to 20 of about 7,028 (271)

Fractional-Order Inductor: Design, Simulation, and Implementation

open access: yesIEEE Access, 2021
Fractional calculus has tremendous potential in modeling the evolution of complex systems including those with memory. Indeed, fractional-order models are more accurate in approximating non-locally distributed dynamics with short- or long-term memory ...
Li Zhang   +4 more
doaj   +5 more sources

Indirect sliding mode adaptive fractional order nonlinear observer based controller with fractional order single-ended primary inductor converter

open access: yesInternational Journal of Electrical Power & Energy Systems
Direct Current to Direct Current (DC/DC) converters like the SEPIC (Single-Ended Primary-Inductor Converter) use both passive and active components to control the system via a duty cycle. The SEPIC converter is non-inverting and can both step up and step
Sena Alemu Wondimu   +2 more
doaj   +4 more sources

A variable fractional‐order inductor design [PDF]

open access: yesInternational Journal of Circuit Theory and Applications, 2022
AbstractRecently, interest in fractional‐order inductors (FOIs) has increased since they allow for accurate and robust models of dynamical systems to be designed. However, practical implementation of these models has not been possible due to the lack of single FOI realizations.
Li Zhang   +3 more
openaire   +4 more sources

Fractional-order model of a non-linear inductor [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2019
This paper adopts a fractional calculus perspective to describe a non-linear electrical inductor. First, the electrical impedance spectroscopy technique is used for measuring the impedance of the device.
A.M. Lopes, J.A. Tenreiro Machado
doaj   +2 more sources

Passivity Criterions of Networks With General Fractional Order Coupled Inductors [PDF]

open access: yesIEEE Access, 2019
Fractional order coupled inductor (FCI) was proposed recently which can enrich existing circuit element system. In this paper, the passivity conditions of FCI are discussed.
Guishu Liang   +3 more
doaj   +2 more sources

Analysis of RL electric circuits modeled by fractional Riccati IVP via Jacobi-Broyden Newton algorithm. [PDF]

open access: yesPLoS ONE
This paper focuses on modeling Resistor-Inductor (RL) electric circuits using a fractional Riccati initial value problem (IVP) framework. Conventional models frequently neglect the complex dynamics and memory effects intrinsic to actual RL circuits. This
Mahmoud Abd El-Hady   +3 more
doaj   +2 more sources

Dual-loop proportional control for high-precision induction brazing of thin-walled aluminum waveguides [PDF]

open access: yesScientific Reports
This study presents an automated induction brazing system for thin-walled aluminum waveguide assemblies, integrating dual-loop control with real-time positional feedback.
Vadim Tynchenko   +6 more
doaj   +2 more sources

Fractional-Order Modeling and Analysis of a Three-Phase Voltage Source PWM Rectifier

open access: yesIEEE Access, 2020
In this paper, the fractional-order modeling and analysis of a three-phase voltage source PWM rectifier (VSR) are researched considering the fractional-order characteristics of actual inductors and capacitors.
Junhua Xu   +3 more
doaj   +3 more sources

Comparative Study of Discrete Component Realizations of Fractional-Order Capacitor and Inductor Active Emulators [PDF]

open access: yesJournal of Circuits, Systems and Computers, 2018
Due to the absence of commercially available fractional-order capacitors and inductors, their implementation can be performed using fractional-order differentiators and integrators, respectively, combined with a voltage-to-current conversion stage. The transfer function of fractional-order differentiators and integrators can be approximated through the
Georgia Tsirimokou   +4 more
openaire   +4 more sources

Golden eagle optimized fractional-order PI controller design for a PFC SEPIC converter in EV charging [PDF]

open access: yesScientific Reports
The power factor correction converter is the function of the front-end converter, followed by the DC–DC converter of the electric vehicle charger. It improves the power factor and regulates the output voltage and current.
S. Vijayakumar, N. Sudhakar
doaj   +2 more sources

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