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Originally Posted by aerohead
The Interstate Highway System is designed for 100-mph travel.
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Maybe in theory. In practice there is one spot North of Salem, OR on I-5 Southbound that's out of spec.
The FinX is very interesting.
newatlas.com/marine/finx-biomimetic-electric-outboard/
www.boatnews.com/story/44356/finx-test-fin5-a-propellerless-electric-outboard-motor
What they don't mention is that it uses a Coanda Nozzle. The two membrane version, for heavier vessels, seems less straigthforward. Maybe employs vortex streets?
Don't know about the company's outboards, but their videos are top-notch.
..or industrial porn, depending on your point of view.
The only other biomimetic boat propulsion I'm aware of it R. B. Fuller's Mechanical jellyfish.
http://3.bp.blogspot.com/_snptbTw3yB...+jellyfish.JPG
http://klbuckyians.blogspot.com/2009...jellyfish.html