Lightning performance of 275 kV transmission lines

  • R. Bhattarai
  • , R. Rashedin
  • , S. Venkatesan
  • , A. Haddad
  • , H. Griffiths
  • , N. Harid

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

12 Scopus citations

Abstract

This paper presents a comparative lightning performance study conducted on a 275 kV double circuit shielded transmission line using two software programs, TFlash and Sigma-Slp. The line performance was investigated by using both a single stroke and a statistical performance analysis and considering cases of shielding failure and backflashover. A sensitivity analysis was carried out to determine the relationship between the flashover rate and the parameters influencing it. To improve the lightning performance of the line, metal oxide surge arresters were introduced using different phase and line locations. Optimised arrester arrangements are proposed.

Original languageBritish English
Title of host publication2008 Proceedings of the 43rd International Universities Power Engineering Conference, UPEC 2008
DOIs
StatePublished - 2008
Event43rd International Universities Power Engineering Conference, UPEC 2008 - Padova, Italy
Duration: 1 Sep 20084 Sep 2008

Publication series

NameProceedings of the Universities Power Engineering Conference

Conference

Conference43rd International Universities Power Engineering Conference, UPEC 2008
Country/TerritoryItaly
CityPadova
Period1/09/084/09/08

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Electrogeometric modelling
  • Lightning overvoltages
  • Sensitivity analysis
  • Statistical analysis
  • Surge arrester

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