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Analysis of electrochemical parameters for activated carbon supercapacitor

This project investigates the correlation between the cyclic voltammetry (CV), galvanostatic charge-discharge (GCD), and electrochemical impedance spectroscopy (EIS) tests, which are the most common tests done to evaluate the performance of supercapacitor. The main contribution of this work is to st...

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Main Author: Azidzul, Muhammad Aiman
Format: Thesis
Language:English
Published: 2020
Subjects:
TK Electrical engineering. Electronics Nuclear engineering
Online Access:http://eprints.utm.my/id/eprint/93124/1/MuhammadAimanAzidzulMSKE2020.pdf
http://eprints.utm.my/id/eprint/93124/
http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:135984
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spelling my.utm.931242021-11-19T03:23:53Z http://eprints.utm.my/id/eprint/93124/ Analysis of electrochemical parameters for activated carbon supercapacitor Azidzul, Muhammad Aiman TK Electrical engineering. Electronics Nuclear engineering This project investigates the correlation between the cyclic voltammetry (CV), galvanostatic charge-discharge (GCD), and electrochemical impedance spectroscopy (EIS) tests, which are the most common tests done to evaluate the performance of supercapacitor. The main contribution of this work is to study the characteristic of those tests, as well as knowing the relevance of using activated carbon (AC) electrode for the supercapacitor, when abundance of electrode options is also available in the market. This is achieved by comparing the electrochemical performance of the fabricated supercapacitor with the other material's performances found in literature. To validate the findings, AC supercapacitor is constructed, which starts with creating AC electrode from commercially available AC powder. Cellulose paper, which used as the separator is sandwiched between two electrodes, before sealed inside the twoelectrode test cell together with 1M H2SO4 solution as the electrolyte. The fabricated AC supercapacitor is then tested with the three tests stated before using Gamry Interface 1000. It is found that the CV test gives out the highest specific capacitance value while the EIS test gives out the lowest equivalent series resistance value. When compared with other materials, the performance of AC supercapacitor trails behind other novel material like metal-oxide supercapacitor. It is envisaged that this findings can be useful when choosing supercapacitor types for any application. 2020 Thesis NonPeerReviewed application/pdf en http://eprints.utm.my/id/eprint/93124/1/MuhammadAimanAzidzulMSKE2020.pdf Azidzul, Muhammad Aiman (2020) Analysis of electrochemical parameters for activated carbon supercapacitor. Masters thesis, Universiti Teknologi Malaysia, Faculty of Engineering - School of Electrical Engineering. http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:135984
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
language English
topic TK Electrical engineering. Electronics Nuclear engineering
spellingShingle TK Electrical engineering. Electronics Nuclear engineering
Azidzul, Muhammad Aiman
Analysis of electrochemical parameters for activated carbon supercapacitor
description This project investigates the correlation between the cyclic voltammetry (CV), galvanostatic charge-discharge (GCD), and electrochemical impedance spectroscopy (EIS) tests, which are the most common tests done to evaluate the performance of supercapacitor. The main contribution of this work is to study the characteristic of those tests, as well as knowing the relevance of using activated carbon (AC) electrode for the supercapacitor, when abundance of electrode options is also available in the market. This is achieved by comparing the electrochemical performance of the fabricated supercapacitor with the other material's performances found in literature. To validate the findings, AC supercapacitor is constructed, which starts with creating AC electrode from commercially available AC powder. Cellulose paper, which used as the separator is sandwiched between two electrodes, before sealed inside the twoelectrode test cell together with 1M H2SO4 solution as the electrolyte. The fabricated AC supercapacitor is then tested with the three tests stated before using Gamry Interface 1000. It is found that the CV test gives out the highest specific capacitance value while the EIS test gives out the lowest equivalent series resistance value. When compared with other materials, the performance of AC supercapacitor trails behind other novel material like metal-oxide supercapacitor. It is envisaged that this findings can be useful when choosing supercapacitor types for any application.
format Thesis
author Azidzul, Muhammad Aiman
author_facet Azidzul, Muhammad Aiman
author_sort Azidzul, Muhammad Aiman
title Analysis of electrochemical parameters for activated carbon supercapacitor
title_short Analysis of electrochemical parameters for activated carbon supercapacitor
title_full Analysis of electrochemical parameters for activated carbon supercapacitor
title_fullStr Analysis of electrochemical parameters for activated carbon supercapacitor
title_full_unstemmed Analysis of electrochemical parameters for activated carbon supercapacitor
title_sort analysis of electrochemical parameters for activated carbon supercapacitor
publishDate 2020
url http://eprints.utm.my/id/eprint/93124/1/MuhammadAimanAzidzulMSKE2020.pdf
http://eprints.utm.my/id/eprint/93124/
http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:135984
_version_ 1717093423532474368
score 13.211869

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