Experimental comparison of MPPT methods for PV systems under dynamic partial shading conditions

M. Aghaei, A. Dolara, F. Grimaccia, S. Leva, D. Kania, J. Borkowski

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

12 Citations (Scopus)

Abstract

Solar energy is one of the most popular kinds of renewable energy sources. The efficiency of the photovoltaic (PV) system depends on many factors. One of them is the maximum power point tracker (MPPT) method implemented in the control unit. In practice, PV generators are often partially shaded or dynamically shaded by many kinds of objects. In these conditions it is difficult to find the maximum power point (MPP) on the P-V curve because of many local maxima, and the MPPT method performance may decrease. This paper presents a comparative study on seven commonly used MPPT methods under dynamic partial shading conditions. The experimental system was designed using a boost DC-DC converter, a monocrystalline PV module, a dsPIC-based control unit and a motorized linear guide. The results of the outdoor tests show that the Perturb and Observe (P&O) method have the best performances under dynamic partial shading conditions.

Original languageEnglish
Title of host publicationEEEIC 2016 - International Conference on Environment and Electrical Engineering
PublisherInstitute of Electrical and Electronics Engineers
ISBN (Electronic)9781509023196
DOIs
Publication statusPublished - 29 Aug 2016
Externally publishedYes
Event16th International Conference on Environment and Electrical Engineering (EEEIC 2016) - Florence, Italy
Duration: 7 Jun 201610 Jun 2016
Conference number: 16

Conference

Conference16th International Conference on Environment and Electrical Engineering (EEEIC 2016)
Abbreviated titleEEEIC 2016
Country/TerritoryItaly
CityFlorence
Period7/06/1610/06/16

Keywords

  • Dynamic Shading
  • MPPT
  • Partial shading
  • Perturd and Observe
  • Photovoltaic

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