Comparative Analysis of Reliability for String and Central Inverter PV Systems in Accordance with the FMECA

Boris Dumnic, Elizaveta Liivik, Bane Popadic, Frede Blaabjerg, Dragan Milicevic, Vladimir Katic

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

1 Citation (Scopus)

Abstract

The paper presents a comparative analysis of string and central inverter concept photovoltaic (PV) power systems reliability using failure mode, effects and criticality analysis (FMECA). Considering the previous experience in long-term operation and maintenance activities in two PV power plants (536 kWp and 2 MW) a short introduction to fault classification and a root-cause analysis oriented towards reliability improvement is presented. The FMECA was applied to the most common faults within the two plants and a comparative analysis of the system concept influence on system reliability is presented.
Original languageEnglish
Title of host publicationProceedings of the 2020 IEEE 11th International Symposium on Power Electronics for Distributed Generation Systems (PEDG)
Number of pages6
PublisherIEEE
Publication dateSept 2020
Pages591-596
Article number9244404
ISBN (Electronic)978-1-7281-6990-3
DOIs
Publication statusPublished - Sept 2020
Event2020 IEEE 11th International Symposium on Power Electronics for Distributed Generation Systems (PEDG) - Dubrovnik, Croatia
Duration: 28 Sept 20201 Oct 2020

Conference

Conference2020 IEEE 11th International Symposium on Power Electronics for Distributed Generation Systems (PEDG)
Country/TerritoryCroatia
CityDubrovnik
Period28/09/202001/10/2020
SeriesIEEE International Symposium on Power Electronics for Distributed Generation Systems (PEDG)
ISSN2329-5767

Keywords

  • Photovoltaic
  • string inverters
  • faults
  • reliability

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