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Prof. Ahmed G. Radwan

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    • Fractional-Order
    • Memristor
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HomeModeling of Supercapacitors an...

Posts tagged: Modeling of Supercapacitors and Energy Storage Elements

Power and energy analysis of fractional-order electrical energy storage devices

2016Allagui A.Elwakil A.S.Fouda M.E.JournalRadwan A.G.

Characterizing and modeling electrical energy storage devices is essential for their proper integration in larger systems

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Capacitive behavior and stored energy in supercapacitors at power line frequencies

2018Allagui A.Elwakil A.S.Fouda M.E.JournalRadwan A.G.

Supercapacitors are commonly viewed and mainly employed as dc electrical energy storage devices

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Low-voltage commercial super-capacitor response to periodic linear-with-time current excitation: A case study

2017Allagui A.Elwakil A.S.Fouda M.Freeborn J.T.JournalMaundy B.J.Radwan A.G.

The response of a commercial super-capacitor to an applied periodic current excitation in the form of a triangular waveform is investigated in this study

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Optimal fractional-order PI with DC-DC converter and PV system

2021JournalMahmoud M.F.Mohamed A.T.Radwan A.G.Said L.A.Swief R.A.

This paper presents a design and analysis for the PV system with a DC-DC boost converter controlled by the Fractional Order PI controller (FOPI)

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Modeling and analysis of fractional order DC-DC converter

2018Abdelaty A.M.Azar A.T.Emira A.A.JournalRadwan A.G.

Due to the non-idealities of commercial inductors, the demand for a better model that accurately describe their dynamic response is elevated

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Fractional calculus definitions, approximations, and engineering applications

2020Abdelaty A.M.Elwy O.JournalRadwan A.G.Said L.A.

The basic idea behind fractional calculus is that it considers derivatives and integrals of non-integer orders giving extra degrees of freedom and tuning knobs for modeling complex and memory dependent systems with compact descriptions

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Nonlinear charge-voltage relationship in constant phase element

2020Allagui A.Das S.Elwakil A.S.Fouda M.E.JournalPsychalinos C.Radwan A.G.

The constant phase element (CPE) or fractional-order capacitor is an electrical device that has an impedance of the form Z(s)=1/C?s?, where C? is the CPE parameter and ? is a fractional dispersion coefficient of values between 0 and 1

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Review of fractional-order electrical characterization of supercapacitors

2018Abdelkareem M.A.Allagui A.Elwakil A.S.Fouda M.E.Freeborn T.J.JournalMaundy B.J.Radwan A.G.Said Z.

The tests and calculation of the key performance metrics of supercapacitors including capacitance, power and energy stored are commonly reported by the academia and the industry based on formulæ valid only for ideal capacitors

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Power dissipation of memristor-based relaxation oscillators

2015Fouda M.E.JournalRadwan A.G.

Recently, many reactance-less memristive relaxation oscillators were introduced, where the charging and discharging processes depend on memristors

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Low-voltage and low-power fractional-order parallel tunable resonator

2019Bertsias P.Elwakil A.S.JournalPsychalinos C.Radwan A.G.

A novel implementation of a fractional-order parallel resonator, capable of operating in a ±0

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RECENT PUBLICATIONS
  • New Trends on Modeling, Design, and Control of Chaotic Systems
  • Guest Editorial: Fractional-Order Circuits and Systems: Theory, Design, and Applications
  • Fractional-order and memristive nonlinear systems: Advances and applications
  • Preface
  • Editorial note Special Issue on the Design and implementation of fractional-order circuits and systems in real-world applications
RESEARCH TOPICS

Bio-impedance for Food Quality Biomedical Engineering Chaotic Systems and Applications Design and Applications of Mem-elements Fractional-order systems Modeling of Supercapacitors and Energy Storage Elements Wastewater Treatments

AHMED RADWAN

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  • NU Main Campus: 26 July Corridor, Sheikh Zayed City
  • agradwan@nu.edu.eg
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