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AirMike
Joined: 27 Feb 2007 Posts: 514 Location: Nevada
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Posted: Sat Sep 12, 2009 9:35 pm Post subject: Chicken little flight test school - stalls |
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Getting ready to test envelope doing some stalls in different configurations. I would appreciate some info on your stall speeds and if your RV10 shows a tendency to break in either direction (rt or left)
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_________________ See you OSH '18
Q/B - sold. |
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partner14
Joined: 12 Jan 2008 Posts: 540 Location: Granbury Texas
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Posted: Sat Sep 12, 2009 10:14 pm Post subject: Chicken little flight test school - stalls |
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Very tame, even for someone with my limited experience. Don't have the numbers here at home though.
Don McDonald
75 hours and counting.
--- On Sat, 9/12/09, AirMike <Mikeabel(at)Pacbell.net> wrote:
Quote: |
From: AirMike <Mikeabel(at)Pacbell.net>
Subject: Chicken little flight test school - stalls
To: rv10-list(at)matronics.com
Date: Saturday, September 12, 2009, 10:35 PM
--> RV10-List message posted by: "AirMike" <Mikeabel(at)Pacbell.net (Mikeabel(at)Pacbell.net)>
Getting ready to test envelope doing some stalls in different configurations. I would appreciate some info on your stall speeds and if your RV10 shows a tendency to break in either direction (rt or left)
--------
OSH '10 or Bust
Q/B Kit - phase 1
Read this topic online here:
http://forums.matronics.com/viewtopic.phpsp; --> http://foru - List Contribution We -Matt Dralle, List m/contribution" target=_blank>http://www.matronics.com/contribution
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[quote][b]
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_________________ Don A. McDonald
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robin1(at)mrmoisture.com Guest
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Posted: Sun Sep 13, 2009 9:21 am Post subject: Chicken little flight test school - stalls |
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I am right where Don is… 80 hours (and counting). I have done a TON of stalls in many different configurations to TRY and program my Dynon AOA. Single pilot and or low fuel two pilot with power on stalls it feels you have to stand it on its tail. I am not sure what one would have to be thinking to actually stall and RV-10 with power on in flight. Power off still takes a fair amount of effort and what seems like really low speed high angle of attack. The buffeting & stalls are obvious and straight forward (to me). The only reason the -10 tends to fall off to one side or the other is if you spend so much time trying to get the stall to occur that you are looking up at the blue sky and lose directional orientation. Regardless the recovery is straight forward.
Review your stall recovery procedures, do it with a skilled friend or instructor if need be. The -10 is very docile and predictable… Like any RV.
Robin
From: owner-rv10-list-server(at)matronics.com [mailto:owner-rv10-list-server(at)matronics.com] On Behalf Of Don McDonald
Sent: Saturday, September 12, 2009 11:04 PM
To: rv10-list(at)matronics.com
Subject: Re: Chicken little flight test school - stalls
Very tame, even for someone with my limited experience. Don't have the numbers here at home though.
Don McDonald
75 hours and counting.
--- On Sat, 9/12/09, AirMike <Mikeabel(at)Pacbell.net> wrote:
Quote: | http://www.matronics.com/Navigator?RV10-List | 0123456789
No virus found in this incoming message.
Checked by AVG - www.avg.com
09/13/09 05:50:00
[quote][b]
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robin1(at)mrmoisture.com Guest
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Posted: Sun Sep 13, 2009 9:21 am Post subject: Chicken little flight test school - stalls |
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Oh, I forgot to add the obvious. Practice at altitude!
Robin
[quote][b]
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Tim Olson
Joined: 25 Jan 2007 Posts: 2879
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Posted: Sun Sep 13, 2009 1:24 pm Post subject: Chicken little flight test school - stalls |
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Robin's 100% right. I've always wondered why I bother to practice
full power-on stalls in the -10...you would never have one happen
inadvertently....all of your belongings in the plane would already
have fallen into the baggage area you'd be facing so far up.
There's nothing to fear in practicing stalls in the -10, it's
as simple as it gets.
Here are some photos for your enjoyment.
http://www.myrv10.com/N104CD/flights/20080414/index.html
Tim Olson - RV-10 N104CD
Robin Marks wrote:
Quote: | I am right where Don is… 80 hours (and counting). I have done a TON of
stalls in many different configurations to TRY and program my Dynon AOA.
Single pilot and or low fuel two pilot with power on stalls it feels you
have to stand it on its tail. I am not sure what one would have to be
thinking to actually stall and RV-10 with power on in flight. Power off
still takes a fair amount of effort and what seems like really low speed
high angle of attack. The buffeting & stalls are obvious and straight
forward (to me). The only reason the -10 tends to fall off to one side
or the other is if you spend so much time trying to get the stall to
occur that you are looking up at the blue sky and lose directional
orientation. Regardless the recovery is straight forward.
Review your stall recovery procedures, do it with a skilled friend or
instructor if need be. The -10 is very docile and predictable… Like any RV.
Robin
*From:* owner-rv10-list-server(at)matronics.com
[mailto:owner-rv10-list-server(at)matronics.com] *On Behalf Of *Don McDonald
*Sent:* Saturday, September 12, 2009 11:04 PM
*To:* rv10-list(at)matronics.com
*Subject:* Re: Chicken little flight test school - stalls
Very tame, even for someone with my limited experience. Don't have the
numbers here at home though.
Don McDonald
75 hours and counting.
--- On *Sat, 9/12/09, AirMike /<Mikeabel(at)Pacbell.net>/* wrote:
From: AirMike <Mikeabel(at)Pacbell.net>
Subject: Chicken little flight test school - stalls
To: rv10-list(at)matronics.com
Date: Saturday, September 12, 2009, 10:35 PM
<http://us.mc537.mail.yahoo.com/mc/compose?to=Mikeabel(at)Pacbell.net>>
Getting ready to test envelope doing some stalls in different
configurations. I would appreciate some info on your stall speeds
and if your RV10 shows a tendency to break in either direction (rt
or left)
--------
OSH '10 or Bust
Q/B Kit - phase 1
Read this topic online here:
http://forums.matronics.com/viewtopic.phpsp; -->
<http://forums.matronics.com/viewtopic.php?p 62757#262757>http://foru
- List Contribution We -Matt
Dralle, List m/contribution"
target=_blank>http://www.matronics.com/contribution
<http://forums.matronics.com/>*
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*http://forums.matronics.com*
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*http://www.matronics.com/contribution*
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09/13/09 05:50:00
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Bob Turner
Joined: 03 Jan 2009 Posts: 885 Location: Castro Valley, CA
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Posted: Sun Sep 13, 2009 2:08 pm Post subject: Re: Chicken little flight test school - stalls |
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"...you would never have one happen
inadvertently..."
There are other planes (e.g., Cessna 182) where you wonder how anyone could inadvertently stall it - yet they do.
I think what you meant was that such stalls seldom happen in the typical configuration in which they are taught and practiced. This, IMHO, is a deficiency in the typical instructional methods used (and endorsed by the FAA thru the PTS). Power on stalls happen during steep climbing turns, or high altitude climbs in IMC, or at night, or "trim stalls" following go-arounds when the trim is strongly nose-up, or during the pull up from a buzzing incident, or....
And of course it's a lot easier (lower control pressures) to do at aft cg loadings.
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dlm46007(at)cox.net Guest
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Posted: Sun Sep 13, 2009 3:15 pm Post subject: Chicken little flight test school - stalls |
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I concur that the PTS scenario is unlikely. The best way to counteract the
IMC/night maximum climbing turn stall is the integration of pitch
instruments and outside references when available. One method is training
that begins flight maneuvers using one set of references and confirms it
with the other. For example a steep climbing turn might be begun using
outside references but the inside references on the PFD or other instruments
are used to confirm the aircraft is performing as desired. Probably the
easiest "inadvertent situation" to design is the trim induced steep climb.
Allow the student to approach with minimum power, maximum flaps and trim the
pressure off. A Go Around is ordered and the student will probably add climb
power and experience the extra back pressure on the stick from the increased
power. If allowed, the trim condition could become a critical situation. On
one occasion I had a student go missed because of low scud; he brought the
power up and avoided the trim problem by saying the engine sounded good
(high rpm) but MAP was about 15" , considerably less than climb power. The
key to all these situations is the integration of both inside and outside
references. If VMC, make the outside look right and then confirm by the PFD
etc that the aircraft is doing what you commanded it to do by your control
inputs. These steep maneuvers can be practiced at altitude as chandelles and
power off approaches with full up trim at 3500+ AGL.
--
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