Modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic systems

© 2014 ACPE. This paper presents modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic (PV) power generation systems. For this modelling, Matlab/Simulink tool is used to obtain the simulation results. The modelling of a single junction solar cell c...

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Main Authors: Das, Narottam, Al Ghadeer, A., Islam, Syed
Format: Conference Paper
Published: Institute of Electrical and Electronics Engineers Inc. 2014
Online Access:http://hdl.handle.net/20.500.11937/38288
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author Das, Narottam
Al Ghadeer, A.
Islam, Syed
author_facet Das, Narottam
Al Ghadeer, A.
Islam, Syed
author_sort Das, Narottam
building Curtin Institutional Repository
collection Online Access
description © 2014 ACPE. This paper presents modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic (PV) power generation systems. For this modelling, Matlab/Simulink tool is used to obtain the simulation results. The modelling of a single junction solar cell can be performed by single or double diode models. From the simulation results, it was found that the double diode model is more accurate than the single diode model. Hence, the double diode model is used to simulate dual and triple junction solar cells. The simulations were performed under varying the critical factors, such as temperature and solar irradiance. The effect of these factors was clearly demonstrated on the I-V and P-V characteristics of the solar cells. It was found that the temperature increases, short circuit current increases slightly and open circuit voltage drops significantly. Consequently, the PV power generation decreases considerably. However, when the irradiance increases, the short circuit current increases slightly and the open circuit voltage increases significantly. Consequently, the power generation increases considerably and the conversion efficiency increases of the PV systems.
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institution Curtin University Malaysia
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publishDate 2014
publisher Institute of Electrical and Electronics Engineers Inc.
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spelling curtin-20.500.11937-382882017-09-13T14:13:04Z Modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic systems Das, Narottam Al Ghadeer, A. Islam, Syed © 2014 ACPE. This paper presents modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic (PV) power generation systems. For this modelling, Matlab/Simulink tool is used to obtain the simulation results. The modelling of a single junction solar cell can be performed by single or double diode models. From the simulation results, it was found that the double diode model is more accurate than the single diode model. Hence, the double diode model is used to simulate dual and triple junction solar cells. The simulations were performed under varying the critical factors, such as temperature and solar irradiance. The effect of these factors was clearly demonstrated on the I-V and P-V characteristics of the solar cells. It was found that the temperature increases, short circuit current increases slightly and open circuit voltage drops significantly. Consequently, the PV power generation decreases considerably. However, when the irradiance increases, the short circuit current increases slightly and the open circuit voltage increases significantly. Consequently, the power generation increases considerably and the conversion efficiency increases of the PV systems. 2014 Conference Paper http://hdl.handle.net/20.500.11937/38288 10.1109/AUPEC.2014.6966482 Institute of Electrical and Electronics Engineers Inc. restricted
spellingShingle Das, Narottam
Al Ghadeer, A.
Islam, Syed
Modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic systems
title Modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic systems
title_full Modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic systems
title_fullStr Modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic systems
title_full_unstemmed Modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic systems
title_short Modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic systems
title_sort modelling and analysis of multi-junction solar cells to improve the conversion efficiency of photovoltaic systems
url http://hdl.handle.net/20.500.11937/38288