Wednesday, January 20, 2010

NASA Low Noise, Electric VTOL Personal Air Vehicle


this is really cool. In the future people will fly with this not there cars.
electric-powered, super-quiet personal VTOL (vertical takeoff and landing) aircraft! NASA is preparing to oblige you. The space agency's Puffin aircraft design will be officially unveiled tomorrow, showing just how far personal, electrically propelled flight could change the ways we live and get around.The Puffin is something of a personal V-22 Osprey, complete with vertical-takeoff and landing capability. But rather than tilting the rotors forward for horizontal flight, the whole craft cockpit and all pitches forward, meaning the pilot flies from a prone position. During takeoff and landing the tail splits into four legs that serve as landing gear, and flaps on the wings deploy to keep the aircraft stable as it lifts and descends. As far as specs are concerned the Puffin is no slouch. Its 12-feet height and 13.5-feet wingspan mean it's big, but of manageable stature. In theory it can cruise at 150 miles per hour and sprint at more like 300 miles per hour. Since the craft is electrically propelled it doesn't need air intake, so thinning air is not a limitation, meaning it can reach — again, in theory — 30,000 feet before limitations on battery power force it to descend (clearly the pilot would need a pressurized cabin or oxygen tanks at that altitude, but we're just talking raw physical capability here).

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