Diagnostic test of early stage degradation of polymer insulating materials

Polymer as one of solid insulating materials that widely used for high voltage power system apparatus offer some advantages. The outdoor usage such as distribution and transmission lines causes multi factor stresses that cannot be avoided from any source that subjected to the insulator surface that...

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Main Author:	Kurnia, Rizda Fitri
Format:	Thesis
Published:	2010
Subjects:	TK Electrical engineering Electronics Nuclear engineering
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id	my-utm-ep.26687
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spelling	my-utm-ep.266872017-08-14T03:55:11Z Diagnostic test of early stage degradation of polymer insulating materials 2010 Kurnia, Rizda Fitri TK Electrical engineering. Electronics Nuclear engineering Polymer as one of solid insulating materials that widely used for high voltage power system apparatus offer some advantages. The outdoor usage such as distribution and transmission lines causes multi factor stresses that cannot be avoided from any source that subjected to the insulator surface that will lead to ageing. An early stage degradation investigation is required to diagnose the condition of materials before it starts to degrade due to the insulation performance and lifetime expectancy. Hydrophobicity loss and increasing of leakage current as well as the appearance of surface partial discharge are important parameter related to the above purposes. Some methods that compatible for investigating these properties are by using Scanning Electron Microscope (SEM), contact angle measurement and leakage current measurement using Inclined Plane Tracking (IPT) test method. The early stage degradation condition of the specimens was obtained by exposing the specimens to outdoor environment for short time periods. The observation under IPT test based on IEC 587 which was employed to affect the material surface under strong discharge showed that it is not suitable method for early stage degradation investigation. The SEM observation and contact angle measurement result a good performance on the surface morphology study and loss of hydrophobicity property respectively. More observation on chemical properties of the tested insulating materials before and after subjected to strong discharge on their surfaces is required to result more accurate analysis. 2010 Thesis http://eprints.utm.my/id/eprint/26687/ http://libraryopac.utm.my/client/en_AU/main/search/results?qu=Diagnostic+test+of+early+stage+degradation+of+polymer+insulating+materials&te= masters Universiti Teknologi Malaysia, Faculty of Electrical Engineering Faculty of Electrical Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
topic	TK Electrical engineering Electronics Nuclear engineering
spellingShingle	TK Electrical engineering Electronics Nuclear engineering Kurnia, Rizda Fitri Diagnostic test of early stage degradation of polymer insulating materials
description	Polymer as one of solid insulating materials that widely used for high voltage power system apparatus offer some advantages. The outdoor usage such as distribution and transmission lines causes multi factor stresses that cannot be avoided from any source that subjected to the insulator surface that will lead to ageing. An early stage degradation investigation is required to diagnose the condition of materials before it starts to degrade due to the insulation performance and lifetime expectancy. Hydrophobicity loss and increasing of leakage current as well as the appearance of surface partial discharge are important parameter related to the above purposes. Some methods that compatible for investigating these properties are by using Scanning Electron Microscope (SEM), contact angle measurement and leakage current measurement using Inclined Plane Tracking (IPT) test method. The early stage degradation condition of the specimens was obtained by exposing the specimens to outdoor environment for short time periods. The observation under IPT test based on IEC 587 which was employed to affect the material surface under strong discharge showed that it is not suitable method for early stage degradation investigation. The SEM observation and contact angle measurement result a good performance on the surface morphology study and loss of hydrophobicity property respectively. More observation on chemical properties of the tested insulating materials before and after subjected to strong discharge on their surfaces is required to result more accurate analysis.
format	Thesis
qualification_level	Master's degree
author	Kurnia, Rizda Fitri
author_facet	Kurnia, Rizda Fitri
author_sort	Kurnia, Rizda Fitri
title	Diagnostic test of early stage degradation of polymer insulating materials
title_short	Diagnostic test of early stage degradation of polymer insulating materials
title_full	Diagnostic test of early stage degradation of polymer insulating materials
title_fullStr	Diagnostic test of early stage degradation of polymer insulating materials
title_full_unstemmed	Diagnostic test of early stage degradation of polymer insulating materials
title_sort	diagnostic test of early stage degradation of polymer insulating materials
granting_institution	Universiti Teknologi Malaysia, Faculty of Electrical Engineering
granting_department	Faculty of Electrical Engineering
publishDate	2010
_version_	1747815486431690752

Diagnostic test of early stage degradation of polymer insulating materials

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