Re: [PSUBS-MAILIST] Gliding (was: Telling Terrorist stories around the national campfire)

["Thomas A. Rowe" <doc@bionicdolphin.com>]

"Michael B. Holt" wrote:

> "Thomas A. Rowe" wrote:
> >
> >  One thing I don't talk too much about is the tests I did flying
> > on ballast alone back in '95. It can cruise like a glider with
> > the right ballasting.
>
> Ha!  I knew it!  I've been talking about that sort of thing, and
> trying to work out the numbers, for years.  Thanks.  I'll go back
> to planning it.
>
> > I got about a third of a mile with a cycle of 35 feet in depth
> > in the lake and cruised ffshore flying on the currents for
> > several hours without a sound other than my own bubbles and a
> > rebreather would fix that.
>
> What is the section of the fins?  Is there an airfoil shape
> to them?  Do you create real lift?
>
> Mike

The foils are an older supersonic symmetrical design that do create
lift.
They are about 85% trailing edge and evolving through aspect ratio.

I'll see if I can find the original numbers if you'd like, but we're
shooting
from the hip now and testing the results.

Doc