Autonomous Soaring
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Autonomous Soaring

In the pioneering spirit of the Wright Brothers taking flight in North Carolina, I hope to teach a computer it can use thermals like hawks and buzzards. As a graduate student at North Carolina State University in the Aerospace Engineering program, I propose an intelligent embedded system that can find and use thermals to increase time aloft.

The project goal is 141.7mi cross country without human intervention. This will beat the 1988 FAI world record for cross country flying by 1 mile.

First, however, a 25.3mi distance to goal and return flight will be attempted, also beating the current world record by 1 mile. All records will be well-documented and posted here, since the autonomous glider will not fit in the FAI model aircraft category and the FAI does not currently have a glider UAV category.

As of 14th June 2008, the best flight by ALOFT is a 39.44mi cross-country that took 207 minutes, all done autonomously. The longest stretch on autopilot for the motor-less glider was set on the same flight in June 2008. Over 21.5 hours of autopilot flight time have been logged on the airframe, with more to come...

Come with me, as we make glider history and create an enabling technology: autonomous soaring!

Contact me: Dan Edwards



ALOFT completes 39.4-mile XC and 3.5hr air-time!
ALOFT just completed a new record autonomous cross-country glider flight!
Go to this page for more information about the flight on June 14th, 2008.

ALOFT completes 29.4-mile XC!
ALOFT just completed a new world record autonomous cross-country glider flight!
Go to this page for more information about the flight on April 18th, 2008.

ALOFT completes 10-mile XC!
ALOFT just completed the world's first autonomous cross-country glider flight!
Go to this page for more information about the ALOFT cross-country flight on September 30th, 2007.

Project Sponsors:
Naval Research Laboratory (nrl.navy.mil/vrs) for an SBXC aircraft and Piccolo II system
Michael Allen, NASA Dryden (www.dfrc.nasa.gov) for a loaned Piccolo Autopilot
Jim Gray (jimdgrayassoc.com) for a quad-helix high-performance GPS antenna
Dean Gradwell (xcsoaring.com) for a Skymelody and Skypanel variometer
Wolfgang Schreiner (wstech.de) for a Wstech variometer system
Tri-M Systems (tri-m.com) for two Micro-Mouse GPS antennas
Phytec America LLC (phytec.com) for a USB to CAN module


ALOFT flight time counter: 41.4hr as of 15th June, 2008






Current News


Listing on Cloud Cap's website & a general update
Posted by: Dan Edwards - 08/05/08 @ 6:40PM
Just a quick note, turns out that Cloud Cap Technologies listed my autonomous soaring project under their News Section. Thanks CCT for your products!

In sort of related news, I have been working away on updates to auto-soar, such as trying to figure out the "all important" left versus right first turn decision. Also, this will likely be Adam's last semester of piloting because alas he is graduating in December! As a result, we will be working on a record-run this fall before the fall weather starts to stamp out the good soaring weather. Speaking of graduating, I have decided to...

Server Upgrades & a Paper being Published
Posted by: Dan Edwards - 07/11/08 @ 6:29PM
The server that hosts this humble little site is getting an upgrade and as it has been going through some growing seg-fault pains. Not only that, but it is going for a car ride and moving! So just to let any regular readers know, if you happen to see the site down, please try back in a day or two. My most gracious sever host gives his apologies and hopes that you have enjoyed his service thus far. Thanks Mr Server man!

In other news, I will be presenting my Auto-Soaring work at the AIAA Guidance, Navigation, and Controls (GNC) conference in mid August. If you happen to be in the Honolulu area, maybe you can drop in! Once the paper officially makes the proceedings, I will...




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