PPRuNe Forums - View Single Post - AF 447 Thread No. 5
View Single Post
Old 15th Jul 2011, 15:32
  #334 (permalink)  
CONF iture
 
Join Date: Jan 2005
Location: W of 30W
Posts: 1,916
Likes: 0
Received 0 Likes on 0 Posts
Originally Posted by HN39
Low Speed Stability is lost in Alternate (2) Law.
Not always true :




Originally Posted by cwatters
Won't going to Direct Law remove the nose down demand that it just tried to apply? It says in Direct Law all protections are inoperative.
That must be part of the complexity of the system, laws, protections, stability ... In the mean time, can we presume that if under Low Speed Stability in ALT2, autotrim does not operate ?

Originally Posted by henra
Caveat for any one who wants to bash Airbus Autotrim now: An AP mistrimming slowly and quietly and then disconnecting and handing back to the pilots can be equally bad or even worse as you cannot fix it just by applying ND on the Yoke, which would work on an AB as long as you have Autotrim.
If no autotrim never under manual flying, at least a pilot knows trim is under his watch always - No ambiguity.
CONF iture is offline