Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
722614 | IFAC Proceedings Volumes | 2006 | 5 Pages |
Abstract
Ultracapacitor are devices used to store energy in which diffusion phenomena are important. This paper obtains an identification of a double layer ultracapacitor using impedance spectroscopy. It has been observed from experimental data, that the ultracapacitor has a fractional behaviour. In order to get a good accuracy, conventional models use a lot of parameters. This paper proposes the two novel methods modelling ultracapacitors in the frequency domain, based on the fractional calculus with a few parameters.
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Physical Sciences and Engineering
Engineering
Computational Mechanics