Norman Wootan wrote:
>
> Hi! Don: Please don't take this wrong but, here in Texas we have an
> old saying,
> "He has to have instructions on the heel to pour pi-- out of the
> boot." Please don't
> go out looking for a tar sprayer. I'll save you the trouble by telling
> you what Richard Clem observed while watching his road repair workers
> spraying tar. First of all tar
> has the same mass regardless of whether it is a solid or a liquid. When
> it is slightly
> melted and sprayed out through a curved pipe (about a 60 degree bend)
> there is
> very little thrust reaction (Newton's 2nd law, action reaction) to the
> spray. Really
> heat the tar to a low viscosity high velocity flow and you get a very
> powerful thrust
> reaction from the bent pipe. As Jerry has tried to point out in
> previous post, there
> is possibly a lurking heat energy phenomenon for the tar has the same
> mass as
> before but flowing at higher efficiency and velocity therefore the
> thrust component has gone up drastically. Clem reasoned that if he had
> a rotating unit with many thrusters
> creating torque from hot oil flow this could possibly achieve O/U
> operation for it is
> an effective method of converting heat energy into useful torque or
> horsepower.
> The anomalous behavior here is the square of the radius relationship
> pure and simple.
> His task was to make the device efficient enough to take advantage of
> this critical
> relationship. Think it out and do the math. Norm
>
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