• Share
  • Email
  • Embed
  • Like
  • Save
  • Private Content
Coal mine methane gas flow measurement - practical exercise 01
 

Coal mine methane gas flow measurement - practical exercise 01

on

  • 792 views

Practical exercise #01 – Calculating realtime gas flow using a Raspberry Pi, Arduino, & 4-20mA DP Sensor. ...

Practical exercise #01 – Calculating realtime gas flow using a Raspberry Pi, Arduino, & 4-20mA DP Sensor.

Using open-source electronics prototyping platforms based on flexible, easy-to-use hardware and software to read a Differential Pressure from a 4-20mA sensor in a classroom environment.

Statistics

Views

Total Views
792
Views on SlideShare
787
Embed Views
5

Actions

Likes
0
Downloads
1
Comments
0

1 Embed 5

http://www.linkedin.com 5

Accessibility

Categories

Upload Details

Uploaded via as Microsoft PowerPoint

Usage Rights

© All Rights Reserved

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Processing…
Post Comment
Edit your comment

    Coal mine methane gas flow measurement - practical exercise 01 Coal mine methane gas flow measurement - practical exercise 01 Presentation Transcript

    • Coal Mine Methane Gas FlowMeasurementPractical exercise #01 – Calculatingrealtime gas flow using a Raspberry Pi,Arduino, & 4-20mA DP Sensor
    • Session OutcomeBy the end of the session participants should beable to:“Use open-source electronics prototypingplatforms based on flexible, easy-to-usehardware and software to read a DifferentialPressure from a 4-20mA sensor in a classroomenvironment.”
    • Class Equipment Required• Raspberry Pi• Powered USB Hub• USB WiFi dongle• Arduino• Breadboard• Zener diode, resistors and jumper wires• Power Adapter 24V DC output• 24v DC/DC Converter• 4-20mA DP Sensor
    • Raspberry Pi with Powered USB Huband Wifi dongle
    • Arduino and 4-20mA DP Sensor
    • Power Adapter 24V DC output with24v DC/DC Converter
    • How to get started with theRaspberry Pi• Selecting the Distribution• Imaging the SD Card• Configuring Raspbian• Configure Raspberry Pi forRemote Shell, VNC, and FTP• Renaming the Raspberry Picomputer• Setup a Raspberry Pi with ahidden WiFi network• Working with DHCP• Simplified Setup for Arduinoon Raspberry Pi
    • 4-20ma and loop powered• 24v DC Power source• 4-20mA Signal• Voltage dropped acrossthe 250 ohm resistor
    • Arduino I/O Protection• Every I/O pin is to beprotected by a 5.1Vzener diode and 220ohm 30mA PTC(resettable fuse).• The equivalent circuit
    • Arduino IDE• Initial test sketch• Uploading• Serial Monitor• Testing
    • Arduino simple ModBus slave• Programming theArduino as a simpleModBus slave• Serial communications9600 8N1
    • Symbolic Linking COM Ports• sudo ln -sf /dev/ttyACM0 /dev/ttyS3
    • Qt• sudo apt-get installqtcreator
    • ModBus Master• Compiling code in QtCreator• Testing with ModBusslave devices
    • QModBus• Modifying make files• Compiling code in QtCreator• Testing with ModBusslave devices
    • DP Sensor• 4-20mA signal• 220 ohm resister• ADC (0 – 1023)equivalent to 0 to 5 VDC
    • Apache Tomcat & Java DevelopmentKit (JDK)• Installation of JDK• Installation of ApacheTomcat• Apache Tomcat WebApplication Manager
    • ScadaBR• Installing WAR file inApache Tomcat• Configuring ScadaBR• Creating Data Sources• Using Watch Lists• Creating a simpleGraphic view
    • Xively• Creating a DevelopmentDevice• Adding Channels• API Key, Feed ID, andDevice ID (aka Channel)• Configuring Publishersin ScadaBR
    • Raspberry Pi Online Resourceshttp://www.raspberrypi.org/http://www.howtogeek.com/138281/the-htg-guide-to-getting-started-with-raspberry-pi/http://www.howtogeek.com/141157/how-to-configure-your-raspberry-pi-for-remote-shell-desktop-and-file-transfer/http://simonthepiman.com/how_to_rename_my_raspberry_pi.phphttp://www.dafinga.net/2013/01/how-to-setup-raspberry-pi-with-hidden.htmlhttp://baldwisdom.com/simplified-setup-for-arduino-on-raspberry-pi/http://forums.debian.net/viewtopic.php?f=16&t=61943
    • Arduino Online Resourceshttp://www.arduino.cc/http://ruggedcircuits.com/html/ancp01.htmlhttp://erdosmiller.com/products/arduino-4-20ma-shieldhttp://arduino.cc/en/Tutorial/ReadAnalogVoltagehttps://code.google.com/p/simple-modbus/
    • M2M Mango• http://mango.serotoninsoftware.com/download.jsp• http://tomcat.apache.org/index.html• http://macgyverdev.blogspot.com.au/2012/08/raspberry-pi-how-to-get-ssh-and-tomcat.html
    • • http://qmodbus.sourceforge.net/
    • Hartowijaya® is a provider of technical, project, drilling services and operational support for coalseam gas development projects in Australia and Indonesia.PO Box 11763, Mackay Caneland, Queensland 4740, Australiawww.hartowijaya.com