Aging Mechanisms and Monitoring of Cable Polymers

Aging mechanisms of two polymeric insulation materials that are used widely in nuclear power plant low-voltage cables; cross-linked polyethylene (XLPE) and ethylene propylene rubber/ethylene propylene diene terpolymer (EPR/EPDM), are reviewed. A summary of various nondestructive methods suitable for...

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Main Authors: Nicola Bowler, Shuaishuai Liu
Format: Article
Language:English
Published: The Prognostics and Health Management Society 2015-12-01
Series:International Journal of Prognostics and Health Management
Subjects:
Online Access:https://papers.phmsociety.org/index.php/ijphm/article/view/2287
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author Nicola Bowler
Shuaishuai Liu
author_facet Nicola Bowler
Shuaishuai Liu
author_sort Nicola Bowler
collection DOAJ
description Aging mechanisms of two polymeric insulation materials that are used widely in nuclear power plant low-voltage cables; cross-linked polyethylene (XLPE) and ethylene propylene rubber/ethylene propylene diene terpolymer (EPR/EPDM), are reviewed. A summary of various nondestructive methods suitable for evaluation of cable insulation is given. A capacitive sensor capable of making local nondestructive measurements of capacitance and dissipation factor on cable polymers, and potentially suitable for in situ cable monitoring, is introduced. Correlating values of elongation-at-break, indenter modulus, capacitance and dissipation factor measured on a set of 47 aged flame-resistant EPR samples shows a higher correlation between indenter modulus and dissipation factor than between indenter modulus and elongation-at-break.
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spelling doaj.art-c7378e050d604281a565c4458caa72db2022-12-21T20:14:09ZengThe Prognostics and Health Management SocietyInternational Journal of Prognostics and Health Management2153-26482153-26482015-12-0163doi:10.36001/ijphm.2015.v6i3.2287Aging Mechanisms and Monitoring of Cable PolymersNicola Bowler0Shuaishuai Liu1Iowa State University, Iowa, 50011, USAIowa State University, Iowa, 50011, USAAging mechanisms of two polymeric insulation materials that are used widely in nuclear power plant low-voltage cables; cross-linked polyethylene (XLPE) and ethylene propylene rubber/ethylene propylene diene terpolymer (EPR/EPDM), are reviewed. A summary of various nondestructive methods suitable for evaluation of cable insulation is given. A capacitive sensor capable of making local nondestructive measurements of capacitance and dissipation factor on cable polymers, and potentially suitable for in situ cable monitoring, is introduced. Correlating values of elongation-at-break, indenter modulus, capacitance and dissipation factor measured on a set of 47 aged flame-resistant EPR samples shows a higher correlation between indenter modulus and dissipation factor than between indenter modulus and elongation-at-break.https://papers.phmsociety.org/index.php/ijphm/article/view/2287thermal agingcablesradiation agingcapacitive sensor
spellingShingle Nicola Bowler
Shuaishuai Liu
Aging Mechanisms and Monitoring of Cable Polymers
International Journal of Prognostics and Health Management
thermal aging
cables
radiation aging
capacitive sensor
title Aging Mechanisms and Monitoring of Cable Polymers
title_full Aging Mechanisms and Monitoring of Cable Polymers
title_fullStr Aging Mechanisms and Monitoring of Cable Polymers
title_full_unstemmed Aging Mechanisms and Monitoring of Cable Polymers
title_short Aging Mechanisms and Monitoring of Cable Polymers
title_sort aging mechanisms and monitoring of cable polymers
topic thermal aging
cables
radiation aging
capacitive sensor
url https://papers.phmsociety.org/index.php/ijphm/article/view/2287
work_keys_str_mv AT nicolabowler agingmechanismsandmonitoringofcablepolymers
AT shuaishuailiu agingmechanismsandmonitoringofcablepolymers