Effects of PV Panel and Battery Degradation on PV-Battery System Performance and Economic Profitability

Monika Sandelic*, Ariya Sangwongwanich, Frede Blaabjerg

*Corresponding author for this work

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

5 Citations (Scopus)

Abstract

The performance of the photovoltaics (PV) systems with integrated battery energy storage is influenced by key-components degradation over time. In long-term operation, this aspect can affect the overall economic profitability of the system. In this paper, the impacts of the degradation and the lifetime of the key components of the PV-battery system on economic profitability are investigated. The influences of PV panel and battery degradation on the electrical loading and lifetime of the power converters are also demonstrated. A case study reveals that the economic profitability reduces more than 35% due to the degradation over time in service. It is concluded that the performance degradation needs to be carefully considered when analysing the economic profitability of the PV-battery systems.
Original languageEnglish
Title of host publicationProceedings of 2020 22nd European Conference on Power Electronics and Applications (EPE'20 ECCE Europe)
Number of pages10
PublisherIEEE Press
Publication dateOct 2020
Pages1-10
Article number9215689
ISBN (Print)978-1-7281-9807-1
ISBN (Electronic)978-9-0758-1536-8
DOIs
Publication statusPublished - Oct 2020
EventEPE'20 ECCE Europe: 22nd European Conference on Power Electronics and Applications - Lyon, France
Duration: 7 Sept 202011 Sept 2020

Conference

ConferenceEPE'20 ECCE Europe: 22nd European Conference on Power Electronics and Applications
Country/TerritoryFrance
CityLyon
Period07/09/202011/09/2020

Keywords

  • Batteries
  • Energy system management
  • IGBT
  • Photovoltaic
  • Thermal stress

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