Thursday, January 29, 2009

Talking Turkey about (UAV research in depth)

My research
(UAV research in depth)
At first building a working UAV, was a mind blowing idea. How am I, a student, with no real financial aid, or higher then grade level education; gonna build a UAV? So I started researching on my home computer. Ive found numerous high powered autonomous UAVs, and autopilot hardware. At first I found "Skilligent Robot Learning and Behavior Control System", this featured Terrain Matching, Image Based Navigation for UAVs. <http://www.skilligent.com/index.shtml>. Which at first look, sounded great! I had a navigation system, along with mobile tracking software. However there was a few issues. One major problem is the weight, and size of the CPU. Also, the Skilligent kit isn't sold in America. Making the Skilliegent inaccessible and over sized for project:ASD.
Finally I turned to assistance of UAV, and RC technology, from a DIY based community.<http://diydrones.com/>. This is an excellent resource for amateur UAV builders.
Ive found a perfect candidate for a CPU, the AdruPilot is an inexpensive autopilot controller that communicates with a GPS module, and FMA Co-Pilot flight stabilization, and RC receiver in the UAV radio system. All of which I will cover in my next post.
The Adrupilot control board cost about $25, and will require break away connectors, 2-pin jumpers, and varies soldering jobs to complete the board for use. After which I will need to program the board using open-source Arduino codes.
Why the switch in RC airplanes?
Well, I initially planed to use the Parkzone Decathlon as a UAV platform. However I revised my decision and decided to use the Hobbico Superstar EP ARF. After I chose to use the Adrupilot system, I realized I needed a larger aircraft, with more power, and control. The extra power would provide greater speed, climb rates, and payload. I also needed a aircraft with ailerons so that the FMA Co-Pilot could stabilize the UAV in flight.
(Next post will cover on board instruments)

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