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L24-Motive Power Aircraft - LECTURE LECTURE 24 TOPIC TOPIC...

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Motive Power 1 8/19/2005 TOPIC TOPIC: Hydrogen as Motive Power: Aircraft LECTURE LECTURE # # # 24 24
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Motive Power 2 8/19/2005 Hydrogen and Aircrafts square6 Hydrogen currently used to power unmanned aerial vehicles (UAV) square6 Hydrogen as a motive power for manned aircraft is still in the early stages of development
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Motive Power 3 8/19/2005 Key Global Players square6 Boeing square6 Intelligent Energy, Inc. square6 NASA Glenn Research Center square6 NASA Dryden Flight Research Center square6 AeroVironment, Inc.
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Motive Power 4 8/19/2005 ERAST square6 ERAST: Environmental Research Aircraft and Sensor Technology box2 Founded in 1994 box2 NASA Dryden Flight Research Center box2 Develop square6 Unmanned Aerial Vehicle (UAV) technology square6 Micro-sensors and science instrumentation carried by aircrafts
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Motive Power 5 8/19/2005 Solar-powered UAVs square6 Remotely piloted square6 Fly at high altitudes square6 Atmospheric satellites square6 Imaging missions square6 Telecommunications relay work
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Motive Power 6 8/19/2005 Pathfinder square6 Developed in early 1980’s square6 World altitude record for solar-powered and propeller-driven aircraft, 71,530 ft.
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Motive Power 7 8/19/2005 Pathfinder Plus square6 Modified from Pathfinder in 1998 square6 Reached record altitude of 80,201 ft.
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Motive Power 8 8/19/2005 Pathfinder Specifications 150 lbs. (67 kg) 100 lbs. (45kg) Payload 17-20 mph Air Speed 700 lbs.(315kg) 560 lbs. (252kg) Gross Weight 8 ft. (2.4 m) Wing Chord 12 ft. (3.6 m) 12 ft. (3.6 m) Length 121 ft. (36.3 m) 98.4 ft. (29.5m) Wingspan Pathfinder Plus Pathfinder
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Motive Power 9 8/19/2005 Pathfinder Specifications Carbon fiber, Nomex, Kevlar, plastic sheeting, and plastic foam Materials 14-15 hrs. limited to daylight, 2-5 hrs. on backup Endurance 8 electric 6 electric Motors (1.5 kW max. each) 12,500 watts 7,500 watts Power (Arrays of solar cells) Pathfinder Plus
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