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ME 441 Senior Design

ME 441 Senior Design. CUA Hovercraft – Class of 2008-2009. Current Status 11/20/08. Joe Cochrane, Aldo Glean, James McMahon, Omar Monterrubio, Kalin Petersen. Status Overview. Skirt Hull I-beam to Base Connection Testing Thruster housing Lift Engine Pressure Sensor

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ME 441 Senior Design

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  1. ME 441 Senior Design CUA Hovercraft – Class of 2008-2009 Current Status 11/20/08 Joe Cochrane, Aldo Glean, James McMahon, Omar Monterrubio, Kalin Petersen

  2. Status Overview • Skirt • Hull • I-beam to Base Connection Testing • Thruster housing • Lift Engine • Pressure Sensor • Presentation Outline • Gantt Chart

  3. Skirt • Joe, Omar and Kalin went to Cambridge Canvas & Sail Loft on Friday 11/14/08 • We now have a completed skirt

  4. Skirt

  5. Skirt

  6. Hull • Hull construction completed on Tuesday 11/18/08 by whole group • Deck completed on Thursday 11/20/08 by Joe • For now, it will not be attached permanently • Skirt will be attached to hull by Friday 11/21/08 by whole group

  7. Hull

  8. I-beam to Base Connection Testing • Apparatus constructed to test the strength of I-beam to base connection on Wednesday 11/19/08 by Jim • Pull-out test for screws to be performed on • Thursday 11/20/08 by Jim, Aldo and Omar

  9. Thruster Housing • Construction of single housing completed on Wednesday 11/19/08 by Omar, Kalin, Aldo and Joe

  10. Lift Engine • Carburetor modifications completed on Thursday 11/13/08 by Ken and Joe • Engine started on Monday 11/17/08 by whole group • Max RPM: 16,000 without tachometer calibrated to 2-stroke engine

  11. Lift Engine Modification Original

  12. Pressure Sensor • Pressure sensor is working and able to be operated by Aldo, Jim

  13. Presentation Outline • Project purpose and goals • Constraints/system requirements • Hull/deck resizing design and justification • Skirt resizing and flow calculations • Lift engine modifications and design • Lift fan calculations and justification • Gas vs. electric motor for thrusters • Thruster and alternator test data and system design • Thruster housing design • Goals for next semester

  14. Gantt Chart

  15. Questions? For more information: http://students.cua.edu/51mcmahon/CUA_Hovercraft_2008_2009/

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