Optimization of N-PERT Solar Cell under Atacama Desert Solar Spectrum

In the Atacama Desert, the spectral distribution of solar radiation differs from the global standard, showing very high levels of irradiation with a particularly high ultraviolet content. Additionally, the response of photovoltaic (PV) technologies is spectrally dependent, so it is necessary to cons...

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Authors: Ferrada, Pablo; Marzo, Aitor; Ruiz Ferrández, Miriam; Ruiz Reina, Emilio; Ivorra, Benjamin; Correa-Puerta, Jonathan; Del Campo, Valeria
Format: Article
Publication date:2022
Country:España
Institution:Universidad Loyola Andalucía
Repository:Brújula
OAI Identifier:oai:repositorio.uloyola.es:20.500.12412/6908
Online Access:https://hdl.handle.net/20.500.12412/6908
Access Level:Open access
Keyword:Photovoltaics
n-PERT
Genetic algorithm
Solar cells
Drift-diffusion model
Atacama Desert
Metallization
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author Ferrada, Pablo
author2 Marzo, Aitor
Ruiz Ferrández, Miriam
Ruiz Reina, Emilio
Ivorra, Benjamin
Correa-Puerta, Jonathan
Del Campo, Valeria
author2_role author
author
author
author
author
author
author_browse Correa-Puerta, Jonathan
Del Campo, Valeria
Ferrada, Pablo
Ivorra, Benjamin
Marzo, Aitor
Ruiz Ferrández, Miriam
Ruiz Reina, Emilio
author_facet Ferrada, Pablo
Marzo, Aitor
Ruiz Ferrández, Miriam
Ruiz Reina, Emilio
Ivorra, Benjamin
Correa-Puerta, Jonathan
Del Campo, Valeria
author_role author
collection Brújula
description In the Atacama Desert, the spectral distribution of solar radiation differs from the global standard, showing very high levels of irradiation with a particularly high ultraviolet content. Additionally, the response of photovoltaic (PV) technologies is spectrally dependent, so it is necessary to consider local conditions and type of technology to optimize PV devices since solar cells are usually designed for maximum performance under standard testing conditions (STC). In this work, we determined geometrical and doping parameters to optimize the power of an n-type bifacial passivated emitter and rear totally diffused solar cell (n-PERT). Six parameters (the thicknesses of cell, emitter, and back surface field, as well as doping concentration of emitter, base, and back surface field) were used to optimize the cell under the Atacama Desert spectrum (AM 1.08) and under standard conditions (AM 1.5) through a genetic algorithm. To validate the model, the calculated performance of the n-PERT cell was compared with experimental measurements. Computed and experimental efficiencies showed a relative difference below 1% under STC conditions. Through the optimization process, we found that different geometry and doping concentrations are necessary for cells to be used in the Atacama Desert. Reducing the thickness of all layers and increasing doping can lead to a relative increment of 5.4% in the cell efficiency under AM 1.08. Finally, we show the potential effect of metallization and the viability of reducing the thicknesses of the emitter and the back surface field.
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instname_str Universidad Loyola Andalucía
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spelling Optimization of N-PERT Solar Cell under Atacama Desert Solar Spectrum Ferrada, Pablo Marzo, Aitor Ruiz Ferrández, Miriam Ruiz Reina, Emilio Ivorra, Benjamin Correa-Puerta, Jonathan Del Campo, Valeria Photovoltaics n-PERT Genetic algorithm Solar cells Drift-diffusion model Atacama Desert Metallization In the Atacama Desert, the spectral distribution of solar radiation differs from the global standard, showing very high levels of irradiation with a particularly high ultraviolet content. Additionally, the response of photovoltaic (PV) technologies is spectrally dependent, so it is necessary to consider local conditions and type of technology to optimize PV devices since solar cells are usually designed for maximum performance under standard testing conditions (STC). In this work, we determined geometrical and doping parameters to optimize the power of an n-type bifacial passivated emitter and rear totally diffused solar cell (n-PERT). Six parameters (the thicknesses of cell, emitter, and back surface field, as well as doping concentration of emitter, base, and back surface field) were used to optimize the cell under the Atacama Desert spectrum (AM 1.08) and under standard conditions (AM 1.5) through a genetic algorithm. To validate the model, the calculated performance of the n-PERT cell was compared with experimental measurements. Computed and experimental efficiencies showed a relative difference below 1% under STC conditions. Through the optimization process, we found that different geometry and doping concentrations are necessary for cells to be used in the Atacama Desert. Reducing the thickness of all layers and increasing doping can lead to a relative increment of 5.4% in the cell efficiency under AM 1.08. Finally, we show the potential effect of metallization and the viability of reducing the thicknesses of the emitter and the back surface field. ANID (Chile) https://hdl.handle.net/20.500.12412/6908
spellingShingle Optimization of N-PERT Solar Cell under Atacama Desert Solar Spectrum
Ferrada, Pablo
Photovoltaics
n-PERT
Genetic algorithm
Solar cells
Drift-diffusion model
Atacama Desert
Metallization
title Optimization of N-PERT Solar Cell under Atacama Desert Solar Spectrum
title_full Optimization of N-PERT Solar Cell under Atacama Desert Solar Spectrum
title_fullStr Optimization of N-PERT Solar Cell under Atacama Desert Solar Spectrum
title_full_unstemmed Optimization of N-PERT Solar Cell under Atacama Desert Solar Spectrum
title_short Optimization of N-PERT Solar Cell under Atacama Desert Solar Spectrum
title_sort Optimization of N-PERT Solar Cell under Atacama Desert Solar Spectrum
topic Photovoltaics
n-PERT
Genetic algorithm
Solar cells
Drift-diffusion model
Atacama Desert
Metallization
topic_facet Photovoltaics
n-PERT
Genetic algorithm
Solar cells
Drift-diffusion model
Atacama Desert
Metallization
url https://hdl.handle.net/20.500.12412/6908