Multi-scale impedance model for supercapacitor porous electrodes: Theoretical prediction and experimental validation
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2018.07.108
Abstract: Abstract In this paper, a multi-scale impedance model is developed for evaluating the charge storage capacity and ion-transfer rate of supercapacitor porous electrodes. This model can be used to theoretically understand the contributions of the… read more here.
Keywords: impedance; porous electrodes; model; impedance model ... See more keywords
Explicit Impedance Modeling and Shaping of Grid-Connected Converters via an Enhanced PLL for Stabilizing the Weak Grid Connection
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3226818
Abstract: The voltage source converters (VSCs) are used to interface and control the renewable energy resources that are integrated into the power grids. However, a weak grid connection raises a stability problem for grid synchronization of… read more here.
Keywords: impedance model; grid connection; weak grid; impedance ... See more keywords
Harmonic Stability Analysis of MMC-Based DC System Using DC Impedance Model
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Journal of Emerging and Selected Topics in Power Electronics"
DOI: 10.1109/jestpe.2019.2923272
Abstract: The dc impedance model of a modular multilevel converter (MMC) is the basis for analyzing harmonic resonances of MMC-based dc systems. As an MMC typifies a multiple harmonic response system, its internal dynamics and controls… read more here.
Keywords: system; impedance model; impedance; model ... See more keywords
Closed Form Resonance Solution in Metallic Nanoparticles With Cubic Nonlinearity
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Nanotechnology"
DOI: 10.1109/tnano.2020.2999475
Abstract: Higher order intensity of light introduces third order nonlinear susceptibility in metallic nanostructures. Circuit theory is often used to represent complex phenomena and adequately models the frequency dependent linear resonance in metallic nanostructures with great… read more here.
Keywords: resonance; form; impedance model; cubic nonlinearity ... See more keywords
An Accurate Impedance Model of Line Commutated Converter With Variable Commutation Overlap
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Power Delivery"
DOI: 10.1109/tpwrd.2021.3064985
Abstract: This paper proposes an accurate impedance model for line commutated converter (LCC) in the stationary frame. The commutation overlap process caused by the transformer leakage inductance complicates the modeling for LCC. Traditional impedance models are… read more here.
Keywords: model; impedance; impedance model; commutation overlap ... See more keywords
An impedance model for EIS analysis of nickel metal hydride batteries
Sign Up to like & getrecommendations! Published in 2017 at "Journal of The Electrochemical Society"
DOI: 10.1149/2.0431707jes
Abstract: Based on fundamental electrochemical theory, an impedance model for analysis of electrochemical impedance spectroscopy (EIS) of Nickel-Metal Hydride (NiMH) batteries is presented in this study. The resulting analytical expression is analogous to the impedance response… read more here.
Keywords: eis; analysis; model; impedance model ... See more keywords
Impedance Model of Cylindrical Nanowires for Metamaterial Applications
Sign Up to like & getrecommendations! Published in 2019 at "Nanomaterials"
DOI: 10.3390/nano9081104
Abstract: In metamaterials, metallic nanowires are used for creating artificial materials to functionalize them for various nanophotonics applications. Strong polarization-dependent response coupled with complex dielectric function at optical frequencies gives additional degrees of freedom to achieve… read more here.
Keywords: cylindrical nanowires; impedance model; solution; impedance ... See more keywords