PPRuNe Forums - View Single Post - Open-loop FBW vs Close-loop FBW
View Single Post
Old 14th February 2026 | 20:00
  #12 (permalink)  
Vessbot
5 Anniversary
 
Joined: Sep 2016
Posts: 936
Likes: 67
From: USA
Originally Posted by 777Supremecist
Speaking of which, a bit off topic, but how does Airbus's direct law work? In direct law, does the stick deflection actually use a blend of pitch and g rate (C*) or does it correspond directly to elevator deflection? If the case is the latter, isn't that a bit risky? As the pilot might overstress the airframe by pulling too hard at a higher speed etc/
It corresponds directly to elevator deflection. It's used not because anybody wants to, but because too many computer and/or sensor failures have happened for it to be able to do Normal or Alternate Laws. (C*).
Vessbot is offline  
Reply