研究目的
To design and develop a ZigBee-based wireless sensing system for fully performing remote operation of a solar power system, including monitoring and controlling solar PV panels to maximize energy absorption.
研究成果
The developed wireless sensing system for a solar power system is effective in terms of performance, cost, and power consumption. It offers remote monitoring and control capabilities, efficient energy harvesting, and a simple yet effective dual-axis tracking system.
研究不足
The system's performance may vary under different weather conditions and environments. Manual adjustments are required for elevation changes monthly.
1:Experimental Design and Method Selection:
The system uses Arduino, H-bridge motor driver circuit, and DC motor to alter the tilt angle of the solar PV panel following the Sun. The tilt rotation is stepped hourly, with the solar PV panel tilted 7.5? in advance of current time to the west.
2:5? in advance of current time to the west.
Sample Selection and Data Sources:
2. Sample Selection and Data Sources: The system monitors parameters such as voltage, current, and temperature from the solar PV panel and battery.
3:List of Experimental Equipment and Materials:
Includes solar PV panel, H-bridge motor driver circuit, DC-DC converter circuit, XBee Znet 2.5 modules, Arduino Uno microcontrollers, DC motor, battery, and six sensors.
4:5 modules, Arduino Uno microcontrollers, DC motor, battery, and six sensors.
Experimental Procedures and Operational Workflow:
4. Experimental Procedures and Operational Workflow: The system alters the tilt angle hourly based on the Sun's position, with data transmitted wirelessly to a computer for monitoring.
5:Data Analysis Methods:
The system's performance is evaluated based on the efficiency of energy absorption and the effectiveness of the wireless monitoring system.
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