A Multi-String Photovoltaic Current-Voltage (I-V) Curve Tracer
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| Publicado no: | Journal of Physics: Conference Series vol. 2942, no. 1 (Feb 2025), p. 012001 |
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| Autor principal: | |
| Outros Autores: | , , , , |
| Publicado em: |
IOP Publishing
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| Assuntos: | |
| Acesso em linha: | Citation/Abstract Full Text - PDF |
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| Resumo: | This paper presents the design and the development of multi-string I-V curve tracer for photovoltaic (PV) strings. It uses a capacitive load and double pole relay to measure the I-V characteristics of a multiple PV strings simultaneously. The prototype is developed using a PIC18F4550 micro-controller and a graphical user interface GUI designed using Microsoft’s Visual Studio software. The I-V characteristics of the PV string are displayed on LCD (Liquid Crystal Display) and computer. The performance and functionality of the proposed I-V curve tracer have been tested using four PV strings. The experimental test shows that the proposed I-V tracer can measure and display the I-V characteristic of each PV string smoothly in the normal and shading conditions. |
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| ISSN: | 1742-6588 1742-6596 |
| DOI: | 10.1088/1742-6596/2942/1/012001 |
| Fonte: | Advanced Technologies & Aerospace Database |