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- Liberdade_class_underwater_glider abstract "Liberdade class flying wings are autonomous underwater gliders developed by the US Navy Office of Naval Research which use a blended wing body hullform to achieve hydrodynamic efficiency. It is an experimental class whose models were originally intended to track quiet diesel electric submarines in littoral waters, move at 1–3 knots and remain on station for up to six months. The "Liberdade" (Portuguese for "Liberty") was the name of a ship cobbled together by Joshua Slocum prior to the one he single-handedly piloted around the world.Members of the Liberdade class are the world's largest known underwater gliders and were developed as part of the US Navy's Persistent Littoral Undersea Surveillance Network (PlusNet) system of unmanned surveillance vehicles. The gliders can be deployed covertly with the capability of monitoring over 1000 km of ocean. The glider is designed to be difficult to detect using passive acoustic sensing.The Marine Physical Lab at Scripps Institution of Oceanography, and the Applied Physics Lab at the University of Washington are the primary developers of the Liberdade class flying wings. The hull of the latest model was constructed by Legnos Boat, and consists of an ABS outer shell over a titanium frame. First major field tests of the Liberdade XRay took place in 2006 in Monterey Bay, California. Also participating in the development of the Liberdade class wings were:University of Texas at Austin’s Applied Research LabApplied Research Lab at Penn State UniversityMassachusetts Institute of TechnologyWoods Hole Oceanographic InstitutionSAICBluefin RoboticsIn 2007, XRay 2 was completed and demonstrated a 20 to 1 lift-to-drag ratio. In 2008, 55 field tests were conducted. In 2010, the latest generation "ZRay" model was completed and includes a 27 channel hydrophone array. Its goal is to track and automatically identify marine mammals. ZRay has a 35 to 1 lift-to-drag ratio, and has water jets for fine attitude control, as well as propulsion on the surface.".
- Liberdade_class_underwater_glider thumbnail Liberdade_XRay_underwater_glider.jpg?width=300.
- Liberdade_class_underwater_glider type Underwater_glider.
- Liberdade_class_underwater_glider wikiPageID "35941680".
- Liberdade_class_underwater_glider wikiPageRevisionID "604696707".
- Liberdade_class_underwater_glider builders "Legnos Boat".
- Liberdade_class_underwater_glider hasPhotoCollection Liberdade_class_underwater_glider.
- Liberdade_class_underwater_glider name "Liberdade wing gliders".
- Liberdade_class_underwater_glider operators "United States Navy".
- Liberdade_class_underwater_glider shipBeam "6.1".
- Liberdade_class_underwater_glider shipComplement "Unmanned".
- Liberdade_class_underwater_glider shipNotes "Acoustic and satellite communications capabilities".
- Liberdade_class_underwater_glider shipRange "1200".
- Liberdade_class_underwater_glider shipSensors "Hydrophone arrays, vector sensor and electric field sensors".
- Liberdade_class_underwater_glider shipSpeed "1".
- Liberdade_class_underwater_glider shipTestDepth "300 m".
- Liberdade_class_underwater_glider shipType "Autonomous flying wing underwater glider".
- Liberdade_class_underwater_glider totalShipsActive "ZRay".
- Liberdade_class_underwater_glider totalShipsRetired "StingRay , XRay1 , XRay2".
- Liberdade_class_underwater_glider subject Category:Anti-submarine_warfare.
- Liberdade_class_underwater_glider subject Category:Robotic_submarines.
- Liberdade_class_underwater_glider subject Category:Underwater_gliders.
- Liberdade_class_underwater_glider type MeanOfTransportation.
- Liberdade_class_underwater_glider type Ship.
- Liberdade_class_underwater_glider type Product.
- Liberdade_class_underwater_glider type DesignedArtifact.
- Liberdade_class_underwater_glider comment "Liberdade class flying wings are autonomous underwater gliders developed by the US Navy Office of Naval Research which use a blended wing body hullform to achieve hydrodynamic efficiency. It is an experimental class whose models were originally intended to track quiet diesel electric submarines in littoral waters, move at 1–3 knots and remain on station for up to six months.".
- Liberdade_class_underwater_glider label "Liberdade class underwater glider".
- Liberdade_class_underwater_glider sameAs m.0jwrbkr.
- Liberdade_class_underwater_glider sameAs Q6541072.
- Liberdade_class_underwater_glider sameAs Q6541072.
- Liberdade_class_underwater_glider wasDerivedFrom Liberdade_class_underwater_glider?oldid=604696707.
- Liberdade_class_underwater_glider depiction Liberdade_XRay_underwater_glider.jpg.
- Liberdade_class_underwater_glider isPrimaryTopicOf Liberdade_class_underwater_glider.