Combining model-based and heuristic techniques for fast tracking the maximum-power point of photovoltaic systems

Lucas Vinicius Hartmann, Montîe Alves Vitorino, Mauŕýcio Beltrão De Rossite Corr̂ea, Antonio Marcus Nogueira Lima

Research output: Contribution to journalArticlepeer-review

56 Scopus citations

Abstract

This paper proposes a technique for accelerating the convergence to the maximum power point of photovoltaic (PV) systems based on the model obtained from manufacturer's generator data. The influence of the temperature over the PV array performance is considered, and no measurement of solar radiation is required. Knowledge of the load model and expensive sensor circuitry are not necessary. The tracking speed is much faster than nonmodel-based techniques at the expense of an increase in the computational complexity. Simulation and experimental results are presented and demonstrate the feasibility of the proposed solution.

Original languageEnglish
Pages (from-to)2875-2885
Number of pages11
JournalIEEE Transactions on Power Electronics
Volume28
Issue number6
DOIs
StatePublished - 2013
Externally publishedYes

Keywords

  • Maximum-power point tracking (MPPT)
  • Photovoltaic (PV) cells
  • Photovoltaic (PV) power systems
  • Power electronics
  • Power generation control

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