Long term dust monitoring system

Monitor the surrounding dust and large particle (>0.5µm) for long time using Blynk IOT and plot the data for further research.

Jun 5, 2021

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4 respects

dust sensor

environmental sensing

gp2y1014au0f

iot

Components and supplies

ESP8266 ESP-01

SHARP GP2Y1014AU0F Dust Sensor

Arduino UNO

Tools and machines

Premium Female/Male Extension Jumper Wires, 40 x 6" (150mm)

Breadboard, 270 Pin

Soldering iron (generic)

Apps and platforms

Blynk

Arduino IDE

Project description

Code

Dust_density monitor

arduino

1#define BLYNK_PRINT Serial
2#include <ESP8266_Lib.h>
3#include <BlynkSimpleShieldEsp8266.h>
4#include   <SimpleTimer.h>
5
6char auth[] = "fI1Hhyw20XUE7WmUhcJhJ_QAFHVYkPxQ";  //The   authentication token send to your email 
7//Your WIFI credentials
8char ssid[]   = "ABID";                             
9char pass[] = "8901234567";
10
11#define   ESP8266_BAUD 115200    
12ESP8266 wifi(&Serial);
13
14int SensorPin = A5;
15int   led = 7;  
16float SensorOut = 0;
17float SensorVo = 0;
18float Dust = 0;
19float   Voltage_noDust = 0.12;      //calibrate by changing this
20float K = 0.5;                    //Sensitivity   from the datasheet 0.5V/ugm/m^3
21SimpleTimer timer;
22
23void sendSensor(){   
24  digitalWrite(led,LOW);                     //turning on the led
25  delayMicroseconds(280);                     //wait for 0.28ms
26  SensorOut = analogRead(SensorPin);         //read   the sensor output voltage
27  delayMicroseconds(50);                     //wait   for 50us
28  digitalWrite(led,HIGH);                    //turning off the led
29   delayMicroseconds(9670);                   //wait for (10000-280-50)=9670us
30   SensorVo = SensorOut*(5.0/1024);           //calculating sensor output voltage
31   Dust = (SensorVo-Voltage_noDust)*100/K;    //calculating Dust density(ugm)/m^3
32   
33  if ( Dust < 0)
34  {
35    Dust = 0.00;
36  }
37  Blynk.virtualWrite(V1,Dust);   //sending data to the cloud
38}
39
40void setup()
41{
42 pinMode(led,OUTPUT);
43   Serial.begin(115200);
44 delay(10);
45 Serial.begin(ESP8266_BAUD);
46 delay(10);
47   Blynk.begin(auth, wifi, ssid, pass);
48 timer.setInterval(1000L, sendSensor);     //set   timer interval of 1s
49}
50
51void loop()
52{
53 Blynk.run();
54 timer.run();
55}
56
57

#define BLYNK_PRINT Serial
#include <ESP8266_Lib.h>
#include <BlynkSimpleShieldEsp8266.h>
#include   <SimpleTimer.h>

char auth[] = "fI1Hhyw20XUE7WmUhcJhJ_QAFHVYkPxQ";  //The   authentication token send to your email 
//Your WIFI credentials
char ssid[]   = "ABID";                             
char pass[] = "8901234567";

#define   ESP8266_BAUD 115200    
ESP8266 wifi(&Serial);

int SensorPin = A5;
int   led = 7;  
float SensorOut = 0;
float SensorVo = 0;
float Dust = 0;
float   Voltage_noDust = 0.12;      //calibrate by changing this
float K = 0.5;                    //Sensitivity   from the datasheet 0.5V/ugm/m^3
SimpleTimer timer;

void sendSensor(){   
  digitalWrite(led,LOW);                     //turning on the led
  delayMicroseconds(280);                     //wait for 0.28ms
  SensorOut = analogRead(SensorPin);         //read   the sensor output voltage
  delayMicroseconds(50);                     //wait   for 50us
  digitalWrite(led,HIGH);                    //turning off the led
   delayMicroseconds(9670);                   //wait for (10000-280-50)=9670us
   SensorVo = SensorOut*(5.0/1024);           //calculating sensor output voltage
   Dust = (SensorVo-Voltage_noDust)*100/K;    //calculating Dust density(ugm)/m^3
   
  if ( Dust < 0)
  {
    Dust = 0.00;
  }
  Blynk.virtualWrite(V1,Dust);   //sending data to the cloud
}

void setup()
{
 pinMode(led,OUTPUT);
   Serial.begin(115200);
 delay(10);
 Serial.begin(ESP8266_BAUD);
 delay(10);
   Blynk.begin(auth, wifi, ssid, pass);
 timer.setInterval(1000L, sendSensor);     //set   timer interval of 1s
}

void loop()
{
 Blynk.run();
 timer.run();
}

Dust_density monitor

arduino

1#define BLYNK_PRINT Serial
2#include <ESP8266_Lib.h>
3#include <BlynkSimpleShieldEsp8266.h>
4#include  <SimpleTimer.h>
5
6char auth[] = "fI1Hhyw20XUE7WmUhcJhJ_QAFHVYkPxQ";  //The  authentication token send to your email 
7//Your WIFI credentials
8char ssid[]  = "ABID";                             
9char pass[] = "8901234567";
10
11#define  ESP8266_BAUD 115200    
12ESP8266 wifi(&Serial);
13
14int SensorPin = A5;
15int  led = 7;  
16float SensorOut = 0;
17float SensorVo = 0;
18float Dust = 0;
19float  Voltage_noDust = 0.12;      //calibrate by changing this
20float K = 0.5;                    //Sensitivity  from the datasheet 0.5V/ugm/m^3
21SimpleTimer timer;
22
23void sendSensor(){  
24  digitalWrite(led,LOW);                     //turning on the led
25  delayMicroseconds(280);                    //wait for 0.28ms
26  SensorOut = analogRead(SensorPin);         //read  the sensor output voltage
27  delayMicroseconds(50);                     //wait  for 50us
28  digitalWrite(led,HIGH);                    //turning off the led
29  delayMicroseconds(9670);                   //wait for (10000-280-50)=9670us
30  SensorVo = SensorOut*(5.0/1024);           //calculating sensor output voltage
31  Dust = (SensorVo-Voltage_noDust)*100/K;    //calculating Dust density(ugm)/m^3
32  
33  if ( Dust < 0)
34  {
35    Dust = 0.00;
36  }
37  Blynk.virtualWrite(V1,Dust);  //sending data to the cloud
38}
39
40void setup()
41{
42 pinMode(led,OUTPUT);
43  Serial.begin(115200);
44 delay(10);
45 Serial.begin(ESP8266_BAUD);
46 delay(10);
47  Blynk.begin(auth, wifi, ssid, pass);
48 timer.setInterval(1000L, sendSensor);     //set  timer interval of 1s
49}
50
51void loop()
52{
53 Blynk.run();
54 timer.run();
55}
56
57

#define BLYNK_PRINT Serial
#include <ESP8266_Lib.h>
#include <BlynkSimpleShieldEsp8266.h>
#include  <SimpleTimer.h>

char auth[] = "fI1Hhyw20XUE7WmUhcJhJ_QAFHVYkPxQ";  //The  authentication token send to your email 
//Your WIFI credentials
char ssid[]  = "ABID";                             
char pass[] = "8901234567";

#define  ESP8266_BAUD 115200    
ESP8266 wifi(&Serial);

int SensorPin = A5;
int  led = 7;  
float SensorOut = 0;
float SensorVo = 0;
float Dust = 0;
float  Voltage_noDust = 0.12;      //calibrate by changing this
float K = 0.5;                    //Sensitivity  from the datasheet 0.5V/ugm/m^3
SimpleTimer timer;

void sendSensor(){  
  digitalWrite(led,LOW);                     //turning on the led
  delayMicroseconds(280);                    //wait for 0.28ms
  SensorOut = analogRead(SensorPin);         //read  the sensor output voltage
  delayMicroseconds(50);                     //wait  for 50us
  digitalWrite(led,HIGH);                    //turning off the led
  delayMicroseconds(9670);                   //wait for (10000-280-50)=9670us
  SensorVo = SensorOut*(5.0/1024);           //calculating sensor output voltage
  Dust = (SensorVo-Voltage_noDust)*100/K;    //calculating Dust density(ugm)/m^3
  
  if ( Dust < 0)
  {
    Dust = 0.00;
  }
  Blynk.virtualWrite(V1,Dust);  //sending data to the cloud
}

void setup()
{
 pinMode(led,OUTPUT);
  Serial.begin(115200);
 delay(10);
 Serial.begin(ESP8266_BAUD);
 delay(10);
  Blynk.begin(auth, wifi, ssid, pass);
 timer.setInterval(1000L, sendSensor);     //set  timer interval of 1s
}

void loop()
{
 Blynk.run();
 timer.run();
}

Downloadable files

Dust_density monitor

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