The integrity of ACSR full tension splice connector at higher operation temperature

John Jy An Wang, Edgar Lara-Curzio, Thomas King, Joseph Graziano, John Chan

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

1 Scopus citations

Abstract

Due to the increase in power demand and limited investment in new infrastructure, existing overhead power transmission lines often need to operate at temperatures higher than those used for the original design criteria. This has led to the accelerated aging and degradation of splice connectors, which have been manifested by the formation of hot-spots that have been revealed by infrared imaging during inspection. The implications of connector aging is two-fold: (1) significant increase in resistivity of the splice connector (i.e., less efficient transmission of electricity) and (2) significant reduction in the connector clamping strength, which could ultimately result in separation of the power transmission line at the joint. Therefore, the splice connector appears to be the weakest link in the electric power transmission lines. This paper presents a protocol for integrating analytical and experimental approaches to evaluate the integrity of a full tension single-stage splice connector assembly.

Original languageEnglish
Title of host publication2007 IEEE Power Engineering Society General Meeting, PES
DOIs
StatePublished - 2007
Event2007 IEEE Power Engineering Society General Meeting, PES - Tampa, FL, United States
Duration: Jun 24 2007Jun 28 2007

Publication series

Name2007 IEEE Power Engineering Society General Meeting, PES

Conference

Conference2007 IEEE Power Engineering Society General Meeting, PES
Country/TerritoryUnited States
CityTampa, FL
Period06/24/0706/28/07

Keywords

  • ACSR
  • High temperature low sag conductors
  • Tensile splice connector integrity
  • Transmission lines

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