A power cable thermal aging insulation resistance degradation model

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

2 Citations (Scopus)
131 Downloads (Pure)

Abstract

An Insulation Resistance (IR) degradation model for a power cable under thermal aging conditions is developed. The power cable insulation is constructed from the combination of a number of small segments. Segment types are classified into two types - degraded and non-degraded according to a previously published Dichotomy model. The ratio (Vd) of the volume of degraded segments to the total cable insulation volume is evaluated as a function of aging time and aging temperature where Vd degradation is determined using the cumulative distribution function (CDF) of an exponential distribution and the Arrhenius Model. The total resistances of the power cable insulation is evaluated by summing the resistances of all segments. The relationship between the size of segments and the calculated volume IR as a function of time is investigated to establish the sensitivity of the model as a function of segment size.
Original languageEnglish
Title of host publication2022 IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP)
PublisherIEEE
Pages53-56
Number of pages4
ISBN (Electronic)978-1-6654-6795-7
ISBN (Print)978-1-6654-6796-4
DOIs
Publication statusPublished - 19 Dec 2022
Event2022 IEEE Conference on Electrical Insulation and Dielectric Phenomena -  Hilton Garden Inn Denver Union Station, Denver, United States
Duration: 30 Oct 20222 Nov 2022
https://ceidp.org/

Publication series

Name2022 IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP)
PublisherIEEE
ISSN (Electronic)2576-2397

Conference

Conference2022 IEEE Conference on Electrical Insulation and Dielectric Phenomena
Abbreviated titleCEIDP 2022
Country/TerritoryUnited States
CityDenver
Period30/10/222/11/22
Internet address

Keywords

  • power cables
  • thermal aging
  • degradation

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