A Novel Passive Islanding Detection Scheme for Distributed Generations Based on Rate of Change of Positive Sequence Component of Voltage and Current

Ali Rostami, Amin Jalilian, Seyed Behzad Naderi, Michael Negnevitsky, Pooya Davari, Frede Blaabjerg

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

16 Citations (Scopus)
295 Downloads (Pure)

Abstract

Islanding operation is one of serious hazards of distributed generation (DG) applications. According to IEEE 1547 standard, its occurrence must be detected within two seconds. This paper presents a novel passive islanding detection method based on rate of change of positive sequence component of voltage (RCPSV) and rate of change of positive sequence component of current (RCPSC) acquired at point of common coupling (PCC) of the targeted DG. Whenever the RCPSC and RCPSV are not equal to zero, their change of magnitudes is continuously compared to predetermined threshold values. If both values of RCPSC and RCPSV exceed the predetermined threshold values, it is concluded that the islanding condition has occurred. Otherwise, it is considered as a non-islanding event. The performance of the proposed method is investigated on a sample network in the presence of doubly fed induction generator (DFIG) based wind turbine and synchronous diesel generator DGs by MATLAB/Simulink software. Different non-islanding case studies are taken into account to evaluate the effectiveness of the proposed approach. The simulation results show that the proposed method has advantage of detecting the islanding rapidly and accurately even with zero non-detection zone (NDZ).
Original languageEnglish
Title of host publicationProceedings of 2017 Australasian Universities Power Engineering Conference (AUPEC)
Number of pages5
PublisherIEEE Press
Publication dateNov 2017
ISBN (Electronic)978-1-5386-2647-4
DOIs
Publication statusPublished - Nov 2017
Event2017 Australasian Universities Power Engineering Conference (AUPEC) - Melbourne, Australia
Duration: 19 Nov 201722 Nov 2017

Conference

Conference2017 Australasian Universities Power Engineering Conference (AUPEC)
Country/TerritoryAustralia
CityMelbourne
Period19/11/201722/11/2017
SeriesProceedings of Australasian Universities Power Engineering Conference (AUPEC)
Volume2017
ISSN2474-1507

Keywords

  • Passive method
  • Islanding detection
  • Positive sequence
  • Voltage and current

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