Results 11 to 20 of about 710 (236)

Dual-Loop Voltage–Current Control of a Fractional-Order Buck-Boost Converter Using a Fractional-Order PIλ Controller

open access: yesFractal and Fractional, 2023
Based on the fact that the inductor and capacitor are of a non-integer order by nature, to provide a more accurate theoretical basis for the optimal control of the converter, the fractional-order model of the Buck-Boost converter in the continuous mode ...
Lingling Xie, Di Wan, Rui Qin
doaj   +1 more source

Optimized Design of OTA-Based Gyrator Realizing Fractional-Order Inductance Simulator: A Comprehensive Analysis

open access: yesApplied Sciences, 2020
A detailed analysis of an operational transconductance amplifier based gyrator implementing a fractional-order inductance simulator is presented.
David Kubanek   +4 more
doaj   +1 more source

Analog Realization of Fractional-Order Capacitor and Inductor via the Caputo–Fabrizio Derivative

open access: yesJournal of Advanced Computational Intelligence and Intelligent Informatics, 2021
Capacitors and inductors have been proven to exhibit fractional-order characteristics. Therefore, the establishment of fractional-order models for circuits containing such components is of great significance in practical circuit analysis. This study establishes the impedance models of fractional-order capacitors and inductors based on the Caputo ...
Manjie Ran   +3 more
openaire   +1 more source

Dynamic Behaviors and the Equivalent Realization of a Novel Fractional-Order Memristor-Based Chaotic Circuit

open access: yesComplexity, 2018
This paper proposed a novel fractional-order memristor-based chaotic circuit. A memristive diode bridge cascaded with a fractional-order RL filter constitutes the generalized fractional-order memristor.
Ningning Yang   +4 more
doaj   +1 more source

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   +1 more source

An Integer-Order Memristive System with Two- to Four-Scroll Chaotic Attractors and Its Fractional-Order Version with a Coexisting Chaotic Attractor

open access: yesComplexity, 2018
First, based on a linear passive capacitor C, a linear passive inductor L, an active-charge-controlled memristor, and a fourth-degree polynomial function determined by charge, an integer-order memristive system is suggested.
Ping Zhou, Meihua Ke
doaj   +1 more source

Development of Fractional Order Modeling of Voltage Source Converters

open access: yesIEEE Access, 2020
This paper proposes a mathematical fractional order modelling of Voltage Source Converters (VSC). Fractional behaviour helps to model and describe a real object more accurately than the integer order model.
Monika Sharma   +3 more
doaj   +1 more source

Novel expressions for time domain responses of fractance device

open access: yesCogent Engineering, 2017
In this research, many novel expressions for time domain responses of fractance device to various often cited inputs have been proposed. Unlike the previous ones, our expressions have been derived based on the Caputo fractional derivative by also ...
Rawid Banchuin
doaj   +1 more source

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   +3 more sources

Fractional Controller Design of a DC-DC Converter for PEMFC

open access: yesIEEE Access, 2020
Proton Exchange Membrane Fuel Cell (PEMFC) is difficult for application because of its high current and wide voltage output. A fractional order PID controller is introduced to a Four-Switch Buck-Boost DC/DC converter to stabilize the power output in this
Zhidong Qi   +3 more
doaj   +1 more source

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