Sorry, I was referring to UCLG. In HLG you can't go
wrong with building Wittman's Supersweep. The same
laws of physics apply to UCLG as HLG, the difference
is the amount of the launch force.
Kurt
--- Timothy Chang <mitim3_at_sbcglobal.net> wrote:
> Thanks Kurt for your help. But, are you talking
> about UCLG or HLG? Im asking about HLG and wow! all
> the way to 140 foot ceiling with hand launch? Some
> major force there.
>
> Tim
>
> Kurt Krempetz <krempetz_at_yahoo.com> wrote:
> Hi Tim,
> Yes larger glider typically perform better or
> have a better sink rate for a given wing loading.
> But
> larger gliders can not get as high. I believe this
> is
> directly related to surface area or skin friction.
> Skin friction is very hard to eliminate or reduce.
> The easiest way to turn good times is by
> getting
> height. So I believe the correct glider size is
> related to the site which the glider is intended to
> be
> flown at. For the Kibbie Dome my modified upsweep
> was
> able to just hit the ceiling. I think this is the
> correct size of glider for that site.
> I hope this helps,
>
> Kurt
>
>
> --- Timothy Chang <mitim3_at_sbcglobal.net> wrote:
>
> > Hi everyone,
> > I've been thinking about building gliders for
> > Kibbie Dome since the first 1 hour or so is all
> for
> > gliders and thats pretty boring for me.(no
> > gliders..). For the Cat IV glider plans Ive seen,
> > how come none of them aren't even close to the max
> > wing area of 100 sq. in? Is it because its harder
> to
> > launch as high? Weight?
> >
> > Tim Chang
> >
> >
> > [Non-text portions of this message have been
> > removed]
> >
> >
>
>
> Kurt Krempetz
>
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Received on Wed Apr 19 2006 - 19:17:34 CEST