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Q1_Aircraft: Quickie stall speed

  • HAIQU_OZ
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19 years 5 months ago #166 by HAIQU_OZ
Q1_Aircraft: Quickie stall speed was created by HAIQU_OZ

Hi Guys,

I have the opportunity to register the Quickie as an ultralight in
Australia, providing I can get the stall speed to 45 knots (51mph) per
our regulations. The specs say 53mph so it's darned close. Can a few
of you please give me your actual stall speeds and any changes that
are known to work to reduce it?

There is already one registered as an ultralight here, but I think the
guy fudged the figures. He claimed a stall of 39 knots which seems
highly unlikely. Unfortunately I can't contact him easily.

Thanks in advance,

Rob







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  • Tri-Q1
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19 years 5 months ago #167 by Tri-Q1
Replied by Tri-Q1 on topic Q1_Aircraft: Re: Quickie stall speed

Rob,

I would guess that increasing the canard AOI by 1 degree would reduce
the 'stall/nose-bob' speed the 2mph you need. Response welcomed.

Ryan

--- In This email address is being protected from spambots. You need JavaScript enabled to view it. , 'HAIQU_OZ' <judd@o...> wrote:
>
> Hi Guys,
>
> I have the opportunity to register the Quickie as an ultralight in
> Australia, providing I can get the stall speed to 45 knots (51mph)
per
> our regulations. The specs say 53mph so it's darned close. Can a few
> of you please give me your actual stall speeds and any changes that
> are known to work to reduce it?
>
> There is already one registered as an ultralight here, but I think
the
> guy fudged the figures. He claimed a stall of 39 knots which seems
> highly unlikely. Unfortunately I can't contact him easily.
>
> Thanks in advance,
>
> Rob






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  • HAIQU_OZ
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19 years 5 months ago #168 by HAIQU_OZ
Replied by HAIQU_OZ on topic Q1_Aircraft: Re: Quickie stall speed

Hi Ryan,

That's an interesting prospect, detaching and reattaching the canard.
I should probably model this in X-Plane before trying it on a real
airplane, it's a lot less work. I do also wonder if the safety margin
might be compromised in some flight regimes by doing that.

Rob


--- In This email address is being protected from spambots. You need JavaScript enabled to view it. , 'Tri-Q1' <rryan@s...> wrote:
>
> Rob,
>
> I would guess that increasing the canard AOI by 1 degree would reduce
> the 'stall/nose-bob' speed the 2mph you need. Response welcomed.
>
> Ryan
>
> --- In This email address is being protected from spambots. You need JavaScript enabled to view it. , 'HAIQU_OZ' <judd@o...> wrote:
> >
> > Hi Guys,
> >
> > I have the opportunity to register the Quickie as an ultralight in
> > Australia, providing I can get the stall speed to 45 knots (51mph)
> per
> > our regulations. The specs say 53mph so it's darned close. Can a few
> > of you please give me your actual stall speeds and any changes that
> > are known to work to reduce it?
> >
> > There is already one registered as an ultralight here, but I think
> the
> > guy fudged the figures. He claimed a stall of 39 knots which seems
> > highly unlikely. Unfortunately I can't contact him easily.
> >
> > Thanks in advance,
> >
> > Rob






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