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Applied Robotics Club : Trinity2008 - Fire Detection browse

11/15/2008 - Randy
I have elected to delay assembly of the UV-Tron until we're farther along with the project. When assembled, the detector unit is quite fragile and exposed. Additionally, until we have a working brain, we have no way of powering or testing the unit.

The instructions for the UV-Tron make several recommendations regarding potential interference sources and potential covers/protection schemes for negating such interference.

Acroname (http://www.acroname.com) makes a shroud with a very narrow detection slit. I've looked over the web description and I think the slit is too narrow and restrictive for our purposes. It would be useful if you wanted to determine the precise angle to the flame, given that you'd have to turn the robot to said angle to detect the flame.

I think a better use of the sensor is as a flame/no-flame binary detector. In other words, create a shroud suitable for scanning an entire room based on our look-while-moving approach. To whit --

  • The shroud should have a top cover to block most high-angle sources (overhead lights, camera flashes, etc).
  • The shroud should have a general wedge-shape of (TBD)-degrees.
  • The shroud should cover/protect/shield the electronics of the sensor from the robot at large (i.e. Faraday cage)