Ruchir Sharma
Published © GPL3+

Solar Panel Monitoring

The aim is to supervise solar photovoltaic power generation to enhance the performance, monitoring and maintenance of the solar plant.

BeginnerFull instructions provided1 hour3,760
Second Place
2018 China-US Young Maker Competition
Runner Up
IoSP: The Internet of Solved Problems with Particle
Solar Panel Monitoring

Things used in this project

Hardware components

Photon
Particle Photon
×1
Solar plate
×1
Light Dependent Resistor (LDR)
×1
Temperature Sensor
Temperature Sensor
×1
RGB Backlight LCD - 16x2
Adafruit RGB Backlight LCD - 16x2
×1
Resistor 1k ohm
Resistor 1k ohm
×3

Story

Read more

Schematics

Circuit Diagram of solar panel monitoring

Code

Solar panel monitoring

Objective-C
To be used in particle Web IDE
#include <LiquidCrystal.h> // library for LCD



LiquidCrystal lcd(6, 5, 3, 2, 1, 0); // LCD connection

/*
LCD ==> Particle
RS ==> D6
Enable ==> D5 
DB4 ==> D3
DB5 ==> D2
DB6 ==> D1
DB7 ==> D0

*/


float reading = 0;

float Temperature = 0;


float temp1 = 0;

float volts = 0;


float value = 0;

float volt  = 0;

float lux  = 0;


byte degree[8] =              

//array of byte is declared and initialized to display the special character //degree symbol on the LCD.

              {

                0b00011,

                0b00011,

                0b00000,

                0b00000,

                0b00000,

                0b00000,

                0b00000,

                0b00000

              };

void setup()

{

  Serial.begin(9600); // baudrate 9600

  

  lcd.begin(16,2); //  Initialize the LCD

  lcd.createChar(1, degree);


  lcd.setCursor(0,0);

  lcd.print(" Solar Panel ");

  lcd.setCursor(0,1);

  lcd.print("  Monitoring   ");

  delay(2000);

  lcd.clear();

  lcd.setCursor(0,0);

  lcd.print("        For ");

  lcd.setCursor(0,1);

  lcd.print("ParticleContest");
  
  delay(2000);

  lcd.clear();

  

  pinMode(A0, INPUT);  // interface LM-35 to A0 pin of particle 

  pinMode(A1, INPUT);  // interface solar plate to A1 pin of particle

  pinMode(A2, INPUT);  // interface LDR to A2 pin of particle

}


void loop()

{

  /*---------Temperature-------*/

     reading=analogRead(A0); // Read values from LM-35  

     Temperature=(reading*0.80);   
     
     //Temperature=(reading*3.3*100)/4096; 
     // 3.3V/4095= 0.80
    
    Temperature = (Temperature/10);	
    
    // LM35 gives output of 10mv/°C 
    
     delay(10);

    

  /*---------Voltage----------*/


  temp1=analogRead(A1); // 

  volts= (temp1*3.3)/4095; 
  
  //volts= (temp1/511.5)*3;

  delay(10);

  /*-----Light Intensity------*/


   lux=analogRead(A2); 
    volt= (lux/4095*100);

   //volt=(value/1023.0)*5;

   //lux=((2500/volt)-500)/3.3;

   delay(10);


  /*------Display Result------*/

    lcd.clear();

    lcd.setCursor(0,0);

    lcd.print("T:");

    lcd.print((int)Temperature);

    lcd.write(1);

    lcd.print("C");

  

    lcd.setCursor(8,0);

    lcd.print("V:");

    lcd.print(volts);

  

    lcd.setCursor(0,1);

    lcd.print("Intens: ");

    lcd.print((int)lux);

    lcd.print(" Lux");



   //Serial.println((int)Temp);

  // Serial.println(volts);

  // Serial.println((int)lux);

   //delay(500);

   // To see events on console

    Particle.publish("Voltage", String(volts));    

    Particle.publish("Temperature", String(Temperature));

    Particle.publish("Light Intensity", String(lux));

    

    delay(2000);



}

Credits

Ruchir Sharma

Ruchir Sharma

12 projects • 180 followers

Comments

Awards
Second Place
2018 China-US Young Maker Competition
Runner Up
IoSP: The Internet of Solved Problems with Particle
Related channels and tags
  • Adafruit
  • Particle
  • Sustainability