ME 441 Senior Design CUA Hovercraft – Class of Joe Cochrane, Aldo Glean, James McMahon, Omar Monterrubio, Kalin Petersen Current Status 11/6/08
Hull Lift engine Lift fan Skirt Thruster housing Alternator testing Status Overview
Hull Location/space debate in McCarthy Need to build a rolling table or cart to assemble hovercraft on Cart built and hull assembled by Thursday 11/13/08
Modified current engine mount for facilitated access Investigate and finalize carburetor modification by Tuesday 11/18/08 Lift Engine
Impeller model from last year’s hovercraft was determined to be sufficient Ordered on Thursday 10/30/08 Estimated arrival by Wednesday 11/19/08 Lift Fan
Skirt Assemble pattern by Tuesday 11/11/08 Trip to Cambridge Canvas & Sail Loft postponed till Friday 11/14/08 due to schedule conflicts
All materials have been purchased Galvanized steel (0.01” thick) purchased for housing shroud Construction of housings to be completed by Tuesday 11/18/08 Thruster Housing
Test performed on 11/5/08 (see figures) Current engine to alternator pulley ratio of 3.5 to Alternator Testing
Attempted using a pulley ratio of 5 to The belt slipped and the engine stalled because it was loaded down by the alternator Subsequent tests using different alternator ratios with the goal of producing higher output voltage performed by Thursday 11/13/08
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