The automation of time dial setting calculation and inverse type curve selection for over current relay based on numerical computation in real industrial electrical system

Margo Pujiantara, Dedet Candra Riawan, Aditya Indrasaputra, Talitha Puspita Sari, Vincentius Raki Mahindara

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

4 Citations (Scopus)

Abstract

A radial or ring distribution system is mostly used in industrial application with electrical components that are very complex and require a lot of attention in terms of the protection coordination of the electrical system. In the coordination of Over Current Relay (OCR), the setting is usually obtained by trial and error which is very subjective and time consuming. Therefore, a new program based on numerical computation algorithm is proposed, specifically to facilitate the calculation of Time Dial Setting (TDS) and the selection of the Time-Current Characteristic (TCC) curve for setting the inverse over current relay on the real electrical system. The main objective of this paper is to get the setting value of OCR easily but with an accurate result. The result shows that the proposed program is able to have a close result with the existing value in real electrical system and even comes with the recommendation regarding the TDS and curve selection.

Original languageEnglish
Title of host publication4th IEEE Conference on Power Engineering and Renewable Energy, ICPERE 2018 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538674567
DOIs
Publication statusPublished - Oct 2018
Event4th IEEE Conference on Power Engineering and Renewable Energy, ICPERE 2018 - Solo, Indonesia
Duration: 29 Oct 201831 Oct 2018

Publication series

Name4th IEEE Conference on Power Engineering and Renewable Energy, ICPERE 2018 - Proceedings

Conference

Conference4th IEEE Conference on Power Engineering and Renewable Energy, ICPERE 2018
Country/TerritoryIndonesia
CitySolo
Period29/10/1831/10/18

Keywords

  • Numerical computation
  • Over current relay
  • Protection coordination
  • Time-current characteristic curve

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