PPRuNe Forums - View Single Post - Air Asia Indonesia Lost Contact from Surabaya to Singapore
Old 1st Jan 2015, 04:22
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Passenger 389
 
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always wanting actual data and facts

lomapaseo

Of course we are stuck waiting for actual data before running with somebody's words like "steep"
Tsk, Tsk. Always wanting "actual data" and facts before you leap to conclusions.

Had we done that on the Colgan (Buffalo) thread, we'd have missed an extensive discussion of how tailplane icing almost certainly was the culprit.

How the flight crew should have responded by pulling back on the column as hard as they could and maybe even reducing power (depending on the a/c type). Albeit one poster did caution that mis-identification of the type of stall (wing v tailplane) could be lethal.

Others chimed in: Cause of the stall? Faulty deice boots on the tail or wing(s).

There was extensive discussion of whether 'ice bridging' was a myth.

Some wanted to GET RID OF BOOTS in all planes, because heated wings/airfoils are the way to go.
OR make the airfoil so robust aerodynamically as not to need anti-ice.

There were calls to require little video cameras mounted on the tail, to spot the icing. And "I guess there should be a ice detector on the tailplane!!!!!!"

But then you put a damper on some of the speculation:

lomapaseo 14th Feb 2009, 01:20

Good video learning about tail stall due to icing
Lots of discussion following.
But how sure are we that it's indeed tailplane stall
Are there other possibilities with the information released to date?

Last edited by Passenger 389; 1st Jan 2015 at 04:39.
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