Journal ArticleDOI
Review of fractional-order electrical characterization of supercapacitors
Anis Allagui,Anis Allagui,Todd J. Freeborn,Ahmed S. Elwakil,Ahmed S. Elwakil,Ahmed S. Elwakil,Mohammed E. Fouda,Mohammed E. Fouda,Brent Maundy,Ahmad G. Radwan,Ahmad G. Radwan,Zafar Said,Zafar Said,Mohammad Ali Abdelkareem,Mohammad Ali Abdelkareem,Mohammad Ali Abdelkareem +15 more
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TLDR
This review article is an attempt to present and discuss the main differences between ideal capacitors and supercapacitors, and especially how the performance metrics of the latter depend on the operating frequency, the charging/discharging waveform type as well as their deviation from ideality.About:
This article is published in Journal of Power Sources.The article was published on 2018-10-01. It has received 117 citations till now. The article focuses on the topics: Capacitor & Supercapacitor.read more
Citations
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Ultracapacitors: Why, How, and Where is the Technology
TL;DR: In this paper, the authors compared the power density characteristics of ultracapacitors and batteries with respect to the same charge/discharge efficiency, and showed that the battery can achieve energy densities of 10 Wh/kg or higher with a power density of 1.2 kW/kg.
Journal ArticleDOI
Biomass-derived microporous carbon with large micropore size for high-performance supercapacitors
Yubing Li,Deyi Zhang,Yameng Zhang,Jingjing He,Yulin Wang,Kunjie Wang,Yangtao Xu,Hongxia Li,Yi Wang +8 more
TL;DR: In this article, a large micropore dominant microporous carbon derived from a biomass waste, flaxseed residue from the edible oil industry, was used for high-performance supercapacitors.
Journal ArticleDOI
Review on reliability of supercapacitors in energy storage applications
TL;DR: The failure mechanisms, lifetime modeling, and reliability-oriented design of three types of SCs in energy storage applications are reviewed.
Journal ArticleDOI
Reviewing the fundamentals of supercapacitors and the difficulties involving the analysis of the electrochemical findings obtained for porous electrode materials
Leonardo M. Da Silva,Reinaldo Cesar,Cássio Murilo Moreira,Jéferson H.M. Santos,Lindomar G. De Souza,Bruno Morandi Pires,Rafael Vicentini,Willian G. Nunes,Hudson Zanin +8 more
TL;DR: In this paper, the authors present a comprehensive analysis concerned with the misuse of the classic electrochemical methods initially proposed for the study of ideally flat and/or spherical electrodes that are commonly adapted to evaluate the specific capacitance exhibited by porous electrodes.
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Application of Fractional Order Sliding Mode Control for Speed Control of Permanent Magnet Synchronous Motor
TL;DR: The simulation and experimental results show the superiorities of the proposed method in terms of faster convergence, better tracking precision and better anti-disturbance rejection properties of this enhanced SMC.
References
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Journal ArticleDOI
Materials for electrochemical capacitors
TL;DR: This work has shown that combination of pseudo-capacitive nanomaterials, including oxides, nitrides and polymers, with the latest generation of nanostructured lithium electrodes has brought the energy density of electrochemical capacitors closer to that of batteries.
Journal ArticleDOI
Dispersion and Absorption in Dielectrics I. Alternating Current Characteristics
Kenneth S. Cole,Robert H. Cole +1 more
TL;DR: In this paper, the locus of the dielectric constant in the complex plane was defined to be a circular arc with end points on the axis of reals and center below this axis.
Book
An Introduction to the Fractional Calculus and Fractional Differential Equations
Kenneth S. Miller,Bertram Ross +1 more
TL;DR: The Riemann-Liouville Fractional Integral Integral Calculus as discussed by the authors is a fractional integral integral calculus with integral integral components, and the Weyl fractional calculus has integral components.
Book
Electrochemical Supercapacitors : Scientific Fundamentals and Technological Applications
TL;DR: In this paper, the double-layer and surface functionalities at Carbon were investigated and the double layer at Capacitor Electrode Interfaces: its structure and Capacitance.
Journal ArticleDOI
Where Do Batteries End and Supercapacitors Begin
TL;DR: Electrochemical measurements can distinguish between different types of energy storage materials and their underlying mechanisms, used to recover power in cars and electric mass transit vehicles that would otherwise lose braking energy as heat.