jimh474(at)embarqmail.com Guest
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Posted: Mon Jan 05, 2009 6:39 pm Post subject: Kolb Wings |
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Quote: | >
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> Y'all;
>
> I was present when TNK ran tuff test on the MKIII to record the air flow
> on the wings and fuselage prior to converting that MKIII to the Extra
> configuration.
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> During stalls the tuffs started fluttering from the inboard section of
> the wing and worked out the wing and stopped at 6 feet from the wing tip.
> The tuffs on the outer 6 feet of the wing remained straight with the
> airflow. In other words the last six feet of the wing never stalled. This
> is the reason the Kolb wing has aileron control all the way through the
> stall.
>
> It would be interesting to see if adding VG's to the Kolb wing from the
> six foot point to the center section, would do just as well as placing
> them on the entire wing.
>
> As to the Kolbra, it is the same wing as the MKIII,but, with less
> incidence placed in the installation. The proto Kolbra didn't have flaps
> as the Kolbra was meant to be a tandem trainer for ultrlight pilots and
> most ultralights didn't have flaps. The idea was to train a pilot in an
> aircraft that more similar to what they would be flying.
>
> Jim H
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