Inception voltage of corona in bipolar ionized fields-effect on corona power loss

Z. Al-Hamouz*, M. Abdel-Salam, A. Al-Shehri

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

In this paper, all iterative finite element based algorithm is presented as a numerical tool for the solution of the bipolar ionized field around high voltage direct current (HVDC) transmission lines. The effect of including unequal values of the positive and negative corona inception voltages and ion mobilities on the corona power loss is investigated. In addition, the effect of ion penetration on reducing the positive conductor corona inception voltage is also studied. The present algorithm is applied to different laboratory and full scale transmission line configurations. Comparison with previously compared V-I characteristics showed that the present computed values were in better agreement with experiment. Also it has been found that the effect of unequal corona inception voltages oil the corona power loss (or corona current) is noticeable at applied voltages very near to the inception values.

Original languageEnglish
Pages (from-to)2083-2088
Number of pages6
JournalConference Record - IAS Annual Meeting (IEEE Industry Applications Society)
Volume4
StatePublished - 1996

ASJC Scopus subject areas

  • Control and Systems Engineering
  • Industrial and Manufacturing Engineering
  • Electrical and Electronic Engineering

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