ALTEX Ice Penetrating Communication Buoy
and
AUV Buoy Launcher

The Atlantic Layer Tracking Experiment is intended to perform oceanographic measurements in the Arctic using an Autonomous Underwater Vehicle (AUV). The AUV will ultimately have to navigate its way over 1000 km, 15 day voyage at depths of up to 1500m. If successful, the AUV could perform scientific data collection that has previously only been feasible from nuclear submarine.

 

Periodically, the vehicle will upload its accumulated data to communications buoy, which will then float to the surface upon release and melt its way through the ice. The buoy will then deploy antennas to determine its location via GPS and to transmit information such as water temperature, salinity and turbidity via an ARGOS satellite.

 

SSI designed the communications buoy along with a section of the ALTEX vehicle that intermittently "launches" them.

The buoy's capabilities have been successfully demonstrated in the Beaufort Sea. The launcher was successfully tested at the Monterrey Bay Aquarium (MBARI) test tank. In November of 2001, MBARI and SSI engineers spent 6 weeks aboard the USCGC Healy testing the etire system.

 

 

CLICK  HERE 
to see a 4 minutes  movie about Ice Penetrating Communication Buoy in work.

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To download free Windows Media Player use the following link:
http://www.microsoft.com/windows/windowsmedia/download/default.asp

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