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Old 01-04-2018, 09:42 AM
  #46  
Aj114
New Hire
 
Joined APC: Jan 2018
Posts: 5
Unhappy Cl aoa and stalling angle Help

Regarding to critical angle of attack and stall...
For a given aerofoil... does the stalling angle change (provided flaps are up) ofcourse...
I know the stallin speed changes and is affected by many things sucb as weight, load factor, etx etc etc. But does the stalling angle given for a specific aerofoil change? Or is it fixed and once exceeded it will stall? Is it true in regards to larger jet aircraft?
The graph CL over AOA is given to a specific aerofoil and thus aircraft type ... but does that mean it is at that one speed ? Is that graph true for cruising speed? Or thru out the whole speed for that aircraft and weight...
I was told because CL is affected by speed and Reynolds number the stalling angle cannot be fixed for a specific aerofoil thus it is variable....
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