The US Navy Wants Undersea Gas Stations for Underwater Drones

A California company is working on an underwater refueling station that can top off the fuel cells of undersea surveillance drones, allowing the vehicles to venture farther and work longer. Needless to say, the US Navy is interested in that kind of technology. The sailing branch is even exploring ways to tap sea-bottom thermal vents in order to keep power flowing to underwater gas stations. Teledyne, based in Thousand Oaks, California, showed off its undersea power station alongside Gavia, the company’s popular underwater surveillance drone, at the Sea-Air-Space Exposition in Maryland in April. The underwater fuel-cell station stores 200 kilowatts of power and works down to a depth of nearly two miles, according to Defense News

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