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Published byDamon Anthony Modified over 9 years ago
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Team 1: On Wings Like a Penguin Engineering 340 May 3, 2008
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Team Members Chris Lowell, Joe Englin, Eu Sung Chung, Phil Baah-Sackey ||||||||||||||||||||||||||
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Presentation Overview Objectives Hovercraft Basics Initial Design Design Obstacles Refined Design Future Improvements Acknowledgements Questions ||||||||||||||||||||||||||
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Objectives Build a two person hovercraft Land and sea travel Attain speeds of 5 mph or greater Craft weight must remain under 400 lbs Fabricate as many components as possible Make craft safe for operators and bystanders Intuitive design ||||||||||||||||||||||||||
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Hovercraft Basics A hovercraft (or Air Cushion Vehicle) uses pressure differentials to lift itself off of the ground ||||||||||||||||||||||||||
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Software Tools Modeling program – Autodesk Inventor ||||||||||||||||||||||||||
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Software Tools Finite element analysis – Algor FEMPRO ||||||||||||||||||||||||||
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Initial Design Hull constructed from foam and wood Two engines; one for lift, one for thrust Triangular in shape, 6 ft x 12 ft Bag style skirt Air directed into skirt by splitters Joystick style controls Electronic engine shut off ||||||||||||||||||||||||||
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Initial Design ||||||||||||||||||||||||||
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Initial Design ||||||||||||||||||||||||||
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Initial Design ||||||||||||||||||||||||||
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Initial Design ||||||||||||||||||||||||||
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Initial Design ||||||||||||||||||||||||||
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Initial Design |||||||||||||
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Initial Design ||||||||||||||||||||||||||
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Initial Design ||||||||||||||||||||||||||
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Initial Design ||||||||||||||||||||||||||
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Design Obstacles Fan pitch was too steep Not enough horsepower Throttle cable issues “Sloppy” steering ||||||||||||||||||||||||||
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Refined Design More than double the power! Modified steering tube Foot pedal throttle ||||||||||||||||||||||||||
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Completion ||||||||||||||||||||||||||
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Completion ||||||||||||||||||||||||||
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Completion ||||||||||||||||||||||||||
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Completion ||||||||||||||||||||||||||
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Future Improvements Different fan/propeller pitches Different lift engine orientation Better throttle design Better steering design Reduced weight Reinforced fan/propeller blades Aluminum rear engine stand ||||||||||||||||||||||||||
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Acknowledgements Phil Jasperse Charlie Huizinga Trevor at West Marine Stores Professor Ned Nielsen Professor Steve Platt Professor Rich DeJong Mitch Kenyon ||||||||||||||||||||||||||
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Questions? ||||||||||||||||||||||||||
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