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T O P I C R E V I E W
Kale
Posted - Oct 14 2006 : 10:29:48 PM So a friend of mine wants to build a tiny toy hovercraft for a desktop. He was thinking a high-flow DC computer fan might be enough to provide the lift pressure. Questions: anyone have any ideas what to do for the skirt? (materials, shaped objects (plastic soup bowl?) Power: plug in with a tether or is there a light enough battery out there? Any idea how to figure out how much CFM of air I would need out of the fan for a given weight and skirt volume?
1 L A T E S T R E P L I E S (Newest First)
Aaron Cake
Posted - Oct 15 2006 : 11:22:10 AM A standard 80MM computer fan and a piece of tupperware in the right shape should work just fine. I don't think you'll find a light enough battery that can supply the 12V required.