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US Navy's Ion Tiger drone leans on liquid hydrogen for longer-lasting spy flight
engadget ^ | May 10th, 2013 | Joseph Volpe

Posted on 05/13/2013 4:30:06 AM PDT by stevie_d_64

The US Navy's quieter way to spy, the Ion Tiger, just bested its own 2009 flight record with a key assist from liquid hydrogen. The unmanned aerial vehicle had previously relied on 5000-psi compressed hydrogen for fuel, but for its latest flight test the Naval Research team swapped that out for a new cryogenic tank and delivery system that relies on the liquid stuff; a choice made for the element's increased density. With that one significant change in place, the craft was able to outperform its last endurance run of 26 hours and two minutes by almost double, lasting 48 hours and one minute in a flight made mid-April. Spying: it's not only good for the government, it's good for the environment, too.

(Excerpt) Read more at engadget.com ...


TOPICS: Extended News; Government; News/Current Events
KEYWORDS: 4thamendment; domestic; drones; iontiger; uav
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To: stevie_d_64

No problem. I’m not sure what caused it. All I know is I got tied up over there and couldn’t shake it for a while.


21 posted on 05/13/2013 9:58:16 AM PDT by DoughtyOne (Leftist, Progressive, Socialist, Communist, fundamentalist Islamic policies, the death of a nation.)
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To: stevie_d_64

I have a strong feeling he was removed, also Carter Ham and to some extent Petreus getting the “silent” treatments by intimidating pressure to be out of the way so they can’t be questioned!!!


22 posted on 05/13/2013 1:21:57 PM PDT by danamco (-)
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