Comparative Assessment of Optimization Techniques Employed for Coordination of Directional Overcurrent Relays

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

5 Scopus citations

Abstract

The Directional Overcurrent Relays (DOCRs) coordination in a large distribution network is a highly constrained optimization problem. It is a challenging optimization task to discover the ideal configuration so as to reduce the total amount of time that each primary relay. The primary goal is to determine the optimum solution of relays to reduce the overall functioning duration on each primary relay being active. The calculation of the relay characteristics, limitations on relay functioning duration and relay configuration according to optimization requirements form the basis of coordination research. This study details an approach to improving the coordination between DOCRs in a multi-site distribution network. In this study, a comparative study with several optimization techniques are applied on a radial and a mesh (3-Bus, 6-Bus) system to solve coordination problem. These optimization techniques comprises Particle swarm optimization (PSO), Differential evolution (DE), Bees algorithm (BeA), Invasive weed optimization (IWO) and Teaching learning-based optimization (TLBO). Based on the findings, it is clear that the TLBO approach is the most efficient means of dealing with this type of situation.

Original languageBritish English
Title of host publication2023 IEEE IAS Global Conference on Renewable Energy and Hydrogen Technologies, GlobConHT 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350332117
DOIs
StatePublished - 2023
Event2023 IEEE IAS Global Conference on Renewable Energy and Hydrogen Technologies, GlobConHT 2023 - Male, Maldives
Duration: 11 Mar 202312 Mar 2023

Publication series

Name2023 IEEE IAS Global Conference on Renewable Energy and Hydrogen Technologies, GlobConHT 2023

Conference

Conference2023 IEEE IAS Global Conference on Renewable Energy and Hydrogen Technologies, GlobConHT 2023
Country/TerritoryMaldives
CityMale
Period11/03/2312/03/23

Keywords

  • Directional over current relay
  • Optimal coordination
  • plug setting
  • Time multiplier setting

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