[NSRCA-discussion] trimming
Matt Griffitt
smgriffitt at gmail.com
Tue Oct 29 08:36:07 AKDT 2019
The setup for that plane per the designer is
Motor -1
T canalizer-1
Wing+1
Estab 0
C.G. 185 190 mm from the front of wing
That comes directly from Mariano he uses that setup with a pletty 3010
advance. I used the same set up with the CG at 190 and mine didnot have any
issues.
Matt Griffitt
ADGaero.com
334.380.8228
On Tue, Oct 29, 2019, 11:19 AM John Fuqua via NSRCA-discussion <
nsrca-discussion at lists.nsrca.org> wrote:
> Thanks for the feedback. May be a while before I can try what has been
> suggested. I start with the easy and move to the more involved.
>
>
>
> As a point of reference it’s a Zonda with a pletty for power. 21.5x13
> prop. CG is right on manufacturers suggested point. Determining
> thrust line, stab incidence is the difficult part.
>
>
>
> John
>
>
>
> *From:* NSRCA-discussion <nsrca-discussion-bounces at lists.nsrca.org> *On
> Behalf Of *Dave Burton via NSRCA-discussion
> *Sent:* Tuesday, October 29, 2019 7:52 AM
> *To:* 'Vicente Bortone' <vincebrc at gmail.com>; 'General pattern
> discussion' <nsrca-discussion at lists.nsrca.org>
> *Subject:* Re: [NSRCA-discussion] trimming
>
>
>
> As we also know, there’s no such thing a too much power. And way, way, too
> much is about right!
>
>
>
> *From:* NSRCA-discussion <nsrca-discussion-bounces at lists.nsrca.org> *On
> Behalf Of *Vicente Bortone via NSRCA-discussion
> *Sent:* Tuesday, October 29, 2019 8:30 AM
> *To:* Stuart Chale via NSRCA-discussion <nsrca-discussion at lists.nsrca.org>
> *Subject:* Re: [NSRCA-discussion] trimming
>
>
>
> John,
>
> You got very good information. For sure we would like to know if you fix
> it and what you did. Something that I would like to add. Just use the
> correct amount of power required to do the up line. As we know, too much
> power corrupts.
>
> Good luck,
>
> .
>
> Vicente "Vince" Bortone
>
>
>
>
>
> On Tue, Oct 29, 2019 at 6:37 AM Stuart Chale via NSRCA-discussion <
> nsrca-discussion at lists.nsrca.org> wrote:
>
> Which airplane? Not all designs behave the same way. I had one modern
> design plane that no matter what I tried always pulled to the canopy in the
> vertical.
>
> But as already mentioned start with incidences. Positive in the wing will
> help. If the incidence is correct to start then move the CG back. Finally
> add downthrust.
>
>
>
> My Hebert designed planes have always been very sensitive to CG in this
> respect. My Mythos much less so.
>
>
>
> Stuart
>
> Sent from my iPad
>
>
>
> On Oct 28, 2019, at 5:53 PM, wayg2013 via NSRCA-discussion <
> nsrca-discussion at lists.nsrca.org> wrote:
>
>
>
> Down thrust
>
>
>
>
>
>
>
> Sent via the Samsung Galaxy S7, an AT&T 4G LTE smartphone
>
>
>
> -------- Original message --------
>
> From: John Fuqua via NSRCA-discussion <nsrca-discussion at lists.nsrca.org>
>
> Date: 10/28/19 4:43 PM (GMT-06:00)
>
> To: NSRCA <nsrca-discussion at lists.nsrca.org>
>
> Subject: [NSRCA-discussion] trimming
>
>
>
> Real quite on the list. Need some advice. What is the trimming fix
> for a plane that is pulling to the canopy in a vertical upline ??
>
>
>
>
>
> John
>
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