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A New Flashover Prediction on Outdoor Polluted Insulator Using Leakage Current Harmonic Components

  • Ali A. Salem
  • , R. Abd-Rahman
  • , H. Ahmad
  • , M. S. Kamarudin
  • , N. A.M. Jamal
  • , N. A. Othman
  • , M. T. Ishak

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

18 Scopus citations

Abstract

Investigating of insulator performance is a continuing concern within the power system, so the study of the insulator parameters is required. The present paper aims to use new criteria and approach to predict the occurrence of flashover of (100 ∗ 60 mm) plates of silicon rubber insulator using harmonics component of leakage current. the signal of leakage current of insulator with different pollution levels was measured under different weather conditions. Furthermore, to evaluate the effect of weather variables, various values of water conductivity were used for the experiments. The new criteria (Ki) is ratio of sum of leakage current harmonics value at frequencies 0-100 Hz to sum of leakage current harmonics value at frequencies150-500 Hz have determined. The proposed criteria can be used as wireless diagnostic tools for contamination levels flashover can occurred. Test was conducted by two wetting methods of sample SIR insulator is spray and dipping, different voltages 7kV and 14 kV have been applied. Test results shown high performance of this method.

Original languageEnglish
Title of host publication2018 IEEE 7th International Conference on Power and Energy, PECon 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages413-418
Number of pages6
ISBN (Electronic)9781538654316
DOIs
StatePublished - 2 Jul 2018
Externally publishedYes
Event7th IEEE International Conference on Power and Energy, PECon 2018 - Kuala Lumpur, Malaysia
Duration: 3 Dec 20184 Dec 2018

Publication series

Name2018 IEEE 7th International Conference on Power and Energy, PECon 2018

Conference

Conference7th IEEE International Conference on Power and Energy, PECon 2018
Country/TerritoryMalaysia
CityKuala Lumpur
Period3/12/184/12/18

Bibliographical note

Publisher Copyright:
© 2018 IEEE.

Keywords

  • SIR insulators
  • flashover
  • harmonics component
  • leakage current

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Fuel Technology

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