Implementation of FPGA-Based Charge Control for a Self-Sufficient Solar Tracking Power Supply System

This study used a field-programmable gate array (FPGA) with a Xilinx Spartan-3 FPGA to implement Reflex charge control in a dual-axis solar tracking system with maximum power point tracking (MPPT). The chaos embedded particle swarm optimization method was used to search for the optimum gain constant...

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Main Authors: Jui-Ho Chen, Her-Terng Yau, Jin-Han Lu
Format: Article
Language:English
Published: MDPI AG 2016-02-01
Series:Applied Sciences
Subjects:
Online Access:http://www.mdpi.com/2076-3417/6/2/41
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author Jui-Ho Chen
Her-Terng Yau
Jin-Han Lu
author_facet Jui-Ho Chen
Her-Terng Yau
Jin-Han Lu
author_sort Jui-Ho Chen
collection DOAJ
description This study used a field-programmable gate array (FPGA) with a Xilinx Spartan-3 FPGA to implement Reflex charge control in a dual-axis solar tracking system with maximum power point tracking (MPPT). The chaos embedded particle swarm optimization method was used to search for the optimum gain constants of the PI controller and the Reflex charging frequency. This scheme not only increases the output power of solar panels but also has a significant effect on switching loss and oscillation of solar charging. The experiment results showed that the proposed method can also significantly improve temperature rise, and that charging efficiency is also better than it is in a traditional charge mode. The results also showed that charging power was enough for solar tracking and the requirements of the charging system. The most significant contribution of this paper is that the scheme can be applied to any active solar tracking and charging system.
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spelling doaj.art-76d3797d86f248a080624d23504619c92022-12-22T01:38:07ZengMDPI AGApplied Sciences2076-34172016-02-01624110.3390/app6020041app6020041Implementation of FPGA-Based Charge Control for a Self-Sufficient Solar Tracking Power Supply SystemJui-Ho Chen0Her-Terng Yau1Jin-Han Lu2Department of Electrical Engineering, National Chin-Yi University of Technology, Taichung 41170, TaiwanDepartment of Electrical Engineering, National Chin-Yi University of Technology, Taichung 41170, TaiwanDepartment of Electrical Engineering, National Chin-Yi University of Technology, Taichung 41170, TaiwanThis study used a field-programmable gate array (FPGA) with a Xilinx Spartan-3 FPGA to implement Reflex charge control in a dual-axis solar tracking system with maximum power point tracking (MPPT). The chaos embedded particle swarm optimization method was used to search for the optimum gain constants of the PI controller and the Reflex charging frequency. This scheme not only increases the output power of solar panels but also has a significant effect on switching loss and oscillation of solar charging. The experiment results showed that the proposed method can also significantly improve temperature rise, and that charging efficiency is also better than it is in a traditional charge mode. The results also showed that charging power was enough for solar tracking and the requirements of the charging system. The most significant contribution of this paper is that the scheme can be applied to any active solar tracking and charging system.http://www.mdpi.com/2076-3417/6/2/41field-programmable gate array (FPGA)solar trackingchaos embedded particle swarm optimizationmaximum power point trackingReflex charging frequency
spellingShingle Jui-Ho Chen
Her-Terng Yau
Jin-Han Lu
Implementation of FPGA-Based Charge Control for a Self-Sufficient Solar Tracking Power Supply System
Applied Sciences
field-programmable gate array (FPGA)
solar tracking
chaos embedded particle swarm optimization
maximum power point tracking
Reflex charging frequency
title Implementation of FPGA-Based Charge Control for a Self-Sufficient Solar Tracking Power Supply System
title_full Implementation of FPGA-Based Charge Control for a Self-Sufficient Solar Tracking Power Supply System
title_fullStr Implementation of FPGA-Based Charge Control for a Self-Sufficient Solar Tracking Power Supply System
title_full_unstemmed Implementation of FPGA-Based Charge Control for a Self-Sufficient Solar Tracking Power Supply System
title_short Implementation of FPGA-Based Charge Control for a Self-Sufficient Solar Tracking Power Supply System
title_sort implementation of fpga based charge control for a self sufficient solar tracking power supply system
topic field-programmable gate array (FPGA)
solar tracking
chaos embedded particle swarm optimization
maximum power point tracking
Reflex charging frequency
url http://www.mdpi.com/2076-3417/6/2/41
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