Impact of transmission faults on the voltage dip performance of a weak upington distribution network with a CSP plant connected

R. Xezile, N. Mbuli, J. H.C. Pretorius, S. Chowdhury, S. P. Chowdhury

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

1 Citation (Scopus)

Abstract

The Upington distribution network is remotely located from the main transmission system. It is characterized by long lines supplying relatively small amounts of loads. The fault levels at various points in this network can be characterized as very low. These two aspects can lead to this network being characterized as very weak. As a result, faults taking place at various locations in the system tend to cause severe voltage dips. A concentrating solar power plant (CSP) is being planned for commissioning in the area. The presence of the CSP plant will greatly change the fault levels, and network strength, at various locations in the vicinity of the CSP plant. In this paper, a study is conducted to assess the severity of a voltage dip at a particular power station before and after commissioning of a CSP plant. A 3-phase transmission fault recorded historically is simulated. It is shown that the presence of the CSP plant has substantially beneficial effect on the voltage dip performance of the system.

Original languageEnglish
Title of host publication2012 IEEE International Conference on Power System Technology, POWERCON 2012
PublisherIEEE Computer Society
ISBN (Print)9781467328685
DOIs
Publication statusPublished - 2012
Event2012 IEEE International Conference on Power System Technology, POWERCON 2012 - Auckland, New Zealand
Duration: 30 Oct 20122 Nov 2012

Publication series

Name2012 IEEE International Conference on Power System Technology, POWERCON 2012

Conference

Conference2012 IEEE International Conference on Power System Technology, POWERCON 2012
Country/TerritoryNew Zealand
CityAuckland
Period30/10/122/11/12

Keywords

  • Ferrum Olien 275kV line
  • Upington distribution network
  • concentrating solar power plant
  • fault level
  • voltage dip

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Fuel Technology

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