Inspiration : The passion for innovation and technology will drive as to create cutting-edge solutions, including advanced sensors and monitoring devices, to tackle environmental challenges like air pollution.
What it does : Our sensor focuses on the five components of the Environmental Protection Agency's Air Quality Index: ozone, particulate matter, carbon monoxide, sulfur dioxide, and nitrous oxide. This device detects all of these pollutants except sulfur dioxide. Project's basic principle of working is the sensing of data from the sensor
. Covert the analog (voltage) data into digital form . Process the digital data and display it on LCD.
How we built it : Sensors are of many types which are associated with this is such as gas sensor,
humidity sensor, rain sensor, temperature sensor. To built this we use MQ-135 gas sensor , Arduino UNO , Customized PCB , Buzzer , LCD Display .
Challenges we ran into : Only 3 sensors are used
. Humidity should be less than 95% . Accurate measure of contaminating gases cannot be detected in ppm
Accomplishments that we're proud of : Detecting a wide range of gases,including NH3,CO2,etc,
Simple compact & easy to handle, Sensors have long life time & less cost , Simple drive circuit, System is real time , Quality of air can be checked indoor as wall as outdoor , Visual output , Continuous update of change in percentage of quality
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