Arduino Based Solar Sun Tracker Project for Students

Automatic Solar Panel Sun Tracking System Using Arduino

The Automatic Solar Panel Sun Tracking System is an innovative and practical science project designed for students, hobbyists, and educators who are passionate about renewable energy and automation. This Arduino-based solar tracker uses dual LDR sensors to detect the sunlight's direction and adjusts the solar panel’s position using a micro servo motor, ensuring optimal sunlight exposure throughout the day. The system charges 18650 lithium batteries and includes an LED indicator and load support for small devices. Offered by Bigyan Project, this DIY solar tracker is ideal for science fairs, school exhibitions, and hands-on learning in green technology.

Product Specifications

Features

• Tracks sunlight automatically from morning to evening
• Optimizes solar energy collection with dual LDR sensors
• Charges 18650 Li-ion batteries using solar power
• LED indicator shows charging status
• Load output supported for small DC devices
• Compact and lightweight PVC frame design
• Arduino-powered automation for accurate control
• Pre-assembled and ready-to-use project kit

Applications / Use Cases

• Renewable energy demonstration projects
• School and college science exhibitions
• STEM learning and robotics workshops
• DIY home solar energy experiments
• Arduino and electronics learning platform

User Guide / How to Use

• Turn on the system using the slide switch
• Place the solar panel under open sunlight
• The dual LDR sensors detect the light intensity difference
• Arduino processes the data and rotates the solar panel via the servo motor
• The solar panel tracks the sunlight throughout the day
• Battery charges automatically when sunlight is available
• The LED indicator lights up during charging
• The LED bulb can be used as a demonstration load

Frequently Asked Questions (FAQs)

• Does the solar panel move automatically?
  Yes, the servo motor moves the solar panel automatically based on sunlight direction.
• Can I use this project for school exhibitions?
  Absolutely, this project is perfect for science fairs and student showcases.
• Is the system rechargeable?
  Yes, it uses solar energy to recharge 18650 batteries.
• What is the role of the Arduino Uno?
  It processes LDR sensor input and controls the servo motor’s position.
• Can I upgrade the system?
  Yes, it is fully compatible with additional sensors, displays, or IoT modules.

Challenges and Considerations

• The system may not work effectively on cloudy or rainy days
• Panel rotation range is limited to 180 degrees
• Requires basic understanding of electronics to troubleshoot
• Exposure to harsh weather may damage the circuit without proper casing

Compatibility

• Compatible with all 5V Arduino Uno-compatible sensors and modules
• Can integrate with LCD/OLED displays for data monitoring
• Expandable with Wi-Fi or Bluetooth modules for remote monitoring

Future Enhancement Options

• Add real-time clock module to reset position daily
• Integrate solar voltage and current sensors for monitoring
• Use dual-axis tracking for improved solar efficiency
• Add display to show battery voltage and sunlight intensity
• Connect with IoT cloud platforms for data logging

Benefits

• Encourages clean energy learning among students
• Promotes hands-on experience in automation and Arduino programming
• Ideal for academic research on renewable energy solutions
• All-in-one ready project kit saves time for learners and teachers
• Offered by Bigyan Project, a trusted source for educational electronics in Bangladesh

Conclusion

The Arduino-based Solar Sun Tracker is an excellent project for learning, experimenting, and showcasing renewable energy technology. It combines electronics, automation, and sustainable energy concepts in a single build. Whether you are a student, teacher, or DIY enthusiast, this solar tracker from Bigyan Project will help you understand how to harness solar energy effectively and intelligently. With detailed features, real-world applications, and upgrade options, this is a must-have project for science lovers in Bangladesh.