GA-based optimal droop control approach to improve voltage regulation and equal power sharing for islanded DC microgrids

Mohammad B. Menhaj, Amir Basati, Ahmad Fakharian

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

18 Citations (Scopus)

Abstract

This paper presents an equal power sharing control approach, between Distributed Generations (DGs) in islanded DC Microgrids. An optimal droop control approach for DC/DC Boost power converter is designed based on Genetic Algorithm (GA). This approach helps us to minimize the cost function in order to improve voltage regulation while the power loss is low as much as possible. The proposed method only requires local output information; hence the advantages of traditional droop control are preserved. The performance of the proposed optimal droop method is compared with that of the traditional droop method and its out performance is further verified by simulation in MATLAB/ SimPowerSystems Software. This approach is better than the traditional droop control in bus voltage regulation and equal power sharing, under load changing between minimum and maximum load values. Another advantage of this approach is its lower dependence on the mathematical model of the network.
Original languageEnglish
Title of host publication2016 Electric Power Quality and Supply Reliability (PQ)
Number of pages6
PublisherIEEE Communications Society
Publication date31 Aug 2016
Pages145-150
Article number7724104
ISBN (Print)978-1-5090-1565-8
DOIs
Publication statusPublished - 31 Aug 2016
Event2016 Electric Power Quality and Supply Reliability (PQ) - Tallinn, Estonia
Duration: 29 Aug 201631 Aug 2016

Conference

Conference2016 Electric Power Quality and Supply Reliability (PQ)
LocationTallinn, Estonia
Period29/08/201631/08/2016

Keywords

  • Microgrids
  • Voltage control
  • Genetic algorithms
  • Power generation
  • Batteries
  • Mathematical model

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