DC Electrical Ageing of XLPE under Hydrostatic Pressure

The experimental electrical ageing, of cross-linked polyethylene films 100 μm thick, was investigated under high hydrostatic pressure of 300 bar and at atmospheric pressure. The tests are conducted on direct current (dc) for up to 1000 h ageing and at temperature of 70°C. The use of the Weibull stat...

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Main Authors: Fadila Benlizidia Lalam, Faouzi Djemmal
Format: Article
Language:English
Published: Hindawi Limited 2017-01-01
Series:Advances in Materials Science and Engineering
Online Access:http://dx.doi.org/10.1155/2017/3936163
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spelling doaj-0c92d694ef3c4349956732afef884c332020-11-24T21:35:59ZengHindawi LimitedAdvances in Materials Science and Engineering1687-84341687-84422017-01-01201710.1155/2017/39361633936163DC Electrical Ageing of XLPE under Hydrostatic PressureFadila Benlizidia Lalam0Faouzi Djemmal1Quantum Chemistry and Physics Laboratory, Mouloud Mammeri University, Tizi-Ouzou, AlgeriaQuantum Chemistry and Physics Laboratory, Mouloud Mammeri University, Tizi-Ouzou, AlgeriaThe experimental electrical ageing, of cross-linked polyethylene films 100 μm thick, was investigated under high hydrostatic pressure of 300 bar and at atmospheric pressure. The tests are conducted on direct current (dc) for up to 1000 h ageing and at temperature of 70°C. The use of the Weibull statistic, with the estimation of confidence bounds at 90%, has shown that the hydrostatic pressure has a real effect on the lifetime. These lifetime data are qualitatively analyzed with the inverse power model. It was found that thermally activated process is able to describe the pressure effect on the electrical ageing of XLPE.http://dx.doi.org/10.1155/2017/3936163
collection DOAJ
language English
format Article
sources DOAJ
author Fadila Benlizidia Lalam
Faouzi Djemmal
spellingShingle Fadila Benlizidia Lalam
Faouzi Djemmal
DC Electrical Ageing of XLPE under Hydrostatic Pressure
Advances in Materials Science and Engineering
author_facet Fadila Benlizidia Lalam
Faouzi Djemmal
author_sort Fadila Benlizidia Lalam
title DC Electrical Ageing of XLPE under Hydrostatic Pressure
title_short DC Electrical Ageing of XLPE under Hydrostatic Pressure
title_full DC Electrical Ageing of XLPE under Hydrostatic Pressure
title_fullStr DC Electrical Ageing of XLPE under Hydrostatic Pressure
title_full_unstemmed DC Electrical Ageing of XLPE under Hydrostatic Pressure
title_sort dc electrical ageing of xlpe under hydrostatic pressure
publisher Hindawi Limited
series Advances in Materials Science and Engineering
issn 1687-8434
1687-8442
publishDate 2017-01-01
description The experimental electrical ageing, of cross-linked polyethylene films 100 μm thick, was investigated under high hydrostatic pressure of 300 bar and at atmospheric pressure. The tests are conducted on direct current (dc) for up to 1000 h ageing and at temperature of 70°C. The use of the Weibull statistic, with the estimation of confidence bounds at 90%, has shown that the hydrostatic pressure has a real effect on the lifetime. These lifetime data are qualitatively analyzed with the inverse power model. It was found that thermally activated process is able to describe the pressure effect on the electrical ageing of XLPE.
url http://dx.doi.org/10.1155/2017/3936163
work_keys_str_mv AT fadilabenlizidialalam dcelectricalageingofxlpeunderhydrostaticpressure
AT faouzidjemmal dcelectricalageingofxlpeunderhydrostaticpressure
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