Interestingly, that electric liner was extensively
wind tunnel tested. One would think that baseline drag
of that magnitude would have been found and corrected.
Something for the next group of engineers to massage
on.
John Goodman
--- Pork Pie <pork.pie@t-online.de> wrote:
> very often, the problem from the instability with
> the chute comes from the rear end of the car - in
> other words, the turbulences the rearend produce and
> which "crashed" into the chute. Best example for a
> bad rearend - Craig Taylors big electric car from
> the Ohio University, who runs last year a new
> electric record. Tom Burkland and myself, we both
> told Craig that above
> 250 mph, the chute will move the cars rearend around
> due the bed rear end erodynamic - the long rope will
> elimante the problem slightly but not really. When
> he runs his 270 out of the 5 and he pulled the
> chute, the rear moves left and right.
> A long rope can help to reduce the instability, but
> at first check the rearend, what kind of turbulences
> it can produce. By a streamliner some Vortex can
> help to reduce the problem.
> Nish use them on the 998 and Nebelous II and III got
> them on the rearend.
>
> See ya
>
> Pork Pie
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