Dave, Sorry if I posted out of context, it was a flash of mechanics and no thought of restrictions of the present hull.
If it has any value at all, it might require a complete new boat design to make it practical.
Ron
--- In electricboats@yahoogroups.com, Dave Kellogg <inganear1@...> wrote:
>
> Question Ron, how much room do you have under your waterline? I only had
> enough room for a 14 inch prop and a 1 inch cross section nozzle, and I had to
> make some real changes in my rudder... Room is the problem.. Dave K
>
> PS... I have some pictures in the album section.
>
>
>
> ________________________________
> From: Ron <rlgravel@...>
> To: electricboats@yahoogroups.com
> Sent: Mon, November 29, 2010 1:58:40 PM
> Subject: [Electric Boats] Re: Converting an Albin 27
>
> Dave,
> You made a great point about weight, a large mass in motion will be less
> sensitive to extracting a regen value.
> I'll throw out an idea, but will not try to explain in too much detail, as I can
> never say things just right.
>
> A two function design using the nozzle you mention, a small high speed power
> prop inside the nozzle and the nozzle turns as a large regen unit, having
> several blades on the outside diameter that can be feathered for least
> resistance when the power prop is in use, then feathered for maximum regen when
> being powered by wind or current movment.
> So basiclly a two prop system. Massive torque and high speed power seem to
> always be on opposite ends of where they are needed.
>
> Ron
>
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