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EPS@ISEP – EUROPEAN PROJECT SEMESTER AT ISEP SPRING 2011
Marta N. 1101692 Peter N. 1101676 Ivan N. 1101696 David N. 1101693
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Humidifier with a web interface control Marta N. 1101692 Peter N. - - PowerPoint PPT Presentation
Humidifier with a web interface control Marta N. 1101692 Peter N. - - PowerPoint PPT Presentation
EPS@ISEP E UROPEAN P ROJECT S EMESTER AT ISEP SPRING 2011 Humidifier with a web interface control Marta N. 1101692 Peter N. 1101676 Ivan N. 1101696 David N. 1101693 EPS@ISEP E UROPEAN P ROJECT S EMESTER AT ISEP SPRING 2011 Problem
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EPS@ISEP – EUROPEAN PROJECT SEMESTER AT ISEP SPRING 2011
- humidifier to server room of 80 m3
- relative humidity between 40 % and 70 % (± 5)
- two days of autonomy
- on-off switch
- water and humidity alarms
Guidelines
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Guidelines
- compliance with the EU Directives 2006/42/CE 2006-05-17
and 2006/95/CE 2006-12-12
- include a life-cycle analysis
- use open source technologies
- distribution of water vapour
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EPS@ISEP – EUROPEAN PROJECT SEMESTER AT ISEP SPRING 2011
Types of humidifiers
- Evaporative Humidifiers
- Impeller Humidifiers
- Ultrasonic Humidifiers
- Humidifier with air compressor
- Warm Mist Humidifiers
State of the Art
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Our Decision
- Evaporative humidifier:
- Ensures a pure and clean mineral-free moisture
- utput
- Low costs of building and maintaining
- Powerful enough to cover large area
- Low energy consumption
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What we needed
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Sketch of humidifier
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Fan
- Kitchen extractor
- Metal filter easy to change
- Tray for excess of water
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Water Tank
- Volume of 10 liters
- Thigh cover
- 2 water level sensors
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Aluminum Structure
- Structure to organize all equipment
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Modified Fan
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Filter
- Professional filter
- Cloth towel
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EPS@ISEP – EUROPEAN PROJECT SEMESTER AT ISEP SPRING 2011
Controlling System
There are two basic way to solve the controlling. Our
- bjective to choose one from these tools what is the best to
realize the controlled humidity-level in a server room Two options :
- PLC
- Microcontroller
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Our Decision
- Microcontroller
- Low energy consumption
- Low price
- Small size
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Arduino Uno
- Microcontroller board
- 14 digital inputs/outputs pins (2; 5)
- 6 analog inputs
- USB connection (easily to connect to PC)
- AC-DC adapter
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Ethernet Board
- Communicate with Data server
– 3 later 8 humidity sensor values – Server date – Sensor dates – Send 2 water level switcher state
- Email server
– Send water warning
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Inputs
- Built-in humidty sensor (analog pin 0)
- Water level switcher 1 (digital pin 7)
- Water level switcher 2 (digital pin 8)
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Outputs
- Kitchen extractor (digital pin 2)
- Aquarium pump (pin 4)
- LEDs
– Water level sensor 1 state (pin 5) – Water level switcer 2 state (pin 3) – Ethernet connection state (pin 9)
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Programming – Basic idea
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Programming - Objectives
- Keep the humidity level on 55%
- Based on the 8 (3) cabin sensors
- Check the sensor dates and value propriety
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Programming - Objectives
- Use local sensor (no connection)
- Send water warning
- Ban the run without water
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Electric and electronic Part
Pump and fan control Control with two relays finder 40.31 6V DC Additional electronic circuit
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Electric and electronic Part
Water level sensor Water level sensors switch RSF40 Series Additional electronic circuit
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Electric and electronic Part
Arduino power Power supply 230V AC / 12V DC
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Electric and electronic Part
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Electric and electronic Part
Electrical Box
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Final model of humidifier
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Final model of humidifier
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References & Bibliography
- http://www.jsnawilzacze.pl/humipac-ceiling-mounted-humidifier-510-details/
- http://www.jsnawilzacze.pl/humevap-mc3-nawilacz-wyparny-chodnica-486-details/
- http://en.wikipedia.org/wiki/Programmable_logic_controller
- http://www.engineeringtoolbox.com/
- www.bryant.com
- www.maxim-ic.com
- www.beyondlogic.org
- http://mediasklep.ogicom.pl/nawilzacz-powietrza-triada.html
- http://www.jsnawilzacze.pl/humevap-mc3-nawilacz-wyparny-chodnica-486-details/
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