Device that allows to control the airing of the room depending on the concentration of harmful gases and smoke in the air.

1. AiringControl
Evgeny Kuzmin, Oksana Kuzmina

2. Problem
You want toopen the window to airing the room.
But…

3. Problem

4. Problem
Ifyou live in a big city you may have difficulties:
• Your window facing the road with lots of traffic during rush hour.
• The car with the running engine outside thewindow
• Your neighbor is aheavy smoker and he likes to smoke on the
balcony.

5. TODO
Weneedtodevelopadevicewiththefollowingproperties:
1. Candetectconcentrationofsmokeandharmfulgases.
2. Canclosewindowifconcentrationiscritical.
3. Canopenwindowagainifconcentrationissafe.
4. Easytouse.
5. Thelocationofthegassensordoesnotdependsonthelocationofthe
windowengine.
6. Mustworkinallweatherconditions.
7. Bonus:developmobileapptosupportairingremotecontrolfrommobile
device.

6. Solution
Tosolvetheproblemweneed:
• Arduino.
• Arduinocompatiblehardware:gassensor(H2,LPG,CH4,CO,alcohol,
smoke,propane),servomotor,Bluetoothmodulesandanyothers.
• Metalconstructor.
• Glasslifters.
• Insulatingtape,ofcourse.
• MobiledevicewithBluetoothsupport.

7. Solution
The scheme of work:
Window
engine
Gas
sensor
Gas
Gas
Bluetooth
connection
Bluetooth
connection

8. Solution

9. Solution
Gassensor.

10. Solution
Window engine.

11. Demo

12. Mobile app
Airing remote control viaAndroid.