Snao G's

Dean Pappas d.pappas at kodeos.com
Fri Jan 28 09:32:10 AKST 2005


That's proof of stall!
If the G loading rises suddenly, and then holds or droops continuously during the roll, then it's probably an accelerated barrel.
If the profile is sudden rise, sudden drop to maybe 1/2, then onload, you have a real snap.
 
Yia,
    Dean
 

Dean Pappas 
Sr. Design Engineer 
Kodeos Communications 
111 Corporate Blvd. 
South Plainfield, N.J. 07080 
(908) 222-7817 phone 
(908) 222-2392 fax 
d.pappas at kodeos.com 

-----Original Message-----
From: discussion-request at nsrca.org [mailto:discussion-request at nsrca.org]On Behalf Of Rcmaster199 at aol.com
Sent: Friday, January 28, 2005 11:45 AM
To: discussion at nsrca.org
Subject: Re: Snao G's



Good point. Once in the stall, the model should not see the same continued G load. Should drop dramatically. If the plane doesn't stall to begin with, different story.
 
Matt
 
In a message dated 1/28/2005 11:23:25 AM Eastern Standard Time, d.pappas at kodeos.com writes:


Let me add another two cents worth ...
Earl,
What is the sampling rate on your data logger?
Can you see if the maximum 13-Gs at 100 MPH was sustained for the entire half second or so that it took to complete the snap,
or was it a short spike (like 0.1 second)  and then sustained at say half of that value, for the rest of the snap.
Of course, if the data logger samples once a second, we have almost no way of knowing.
 
Later,
        Dean

 

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