Home made Solar Controller using Arduino

Basic Arduino Controller

Arduino Uno 3 Configuration

Boot-loading the AT mega 328 chip

Main feature of the system

1.Charge controller as well energy meter
2. Automatic Battery Voltage Selection (6V/12V)
3.PWM charging algorithm with auto charge set point according to the battery voltage
4.LED indication for the state of charge and load status
5. 20x4 character LCD display for displaying voltages,current,power,energy and temperature.
6.Lightning protection
7.Reverse current flow protection
8.Short Circuit and Over load protection
9. Temperature Compensation for Charging

Future Developmenr

1. Making Hybrid Inverter
2. Remote Data Logger
3. Connect NodeMCU ESP8266 Iot Function

Final Project of the Solar system

source

http://www.instructables.com/id/ARDUINO-SOLAR-CHARGE-CONTROLLER-Version-20/