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Forum: Tech Log

30th May 2011, 16:18

Replies: 3,435

AF447 wreckage found

Views: 1,665,347

Posted By Flight Safety

Right Way Up, about as likely as 3 engines...

Right Way Up, about as likely as 3 engines failing at the exact same time in the exact same way, not very likely.

Forum: Tech Log

30th May 2011, 16:08

Replies: 3,435

AF447 wreckage found

Views: 1,665,347

Posted By Flight Safety

stall warning

Why would the stall warning be programmed to stop if the AOA indication is deemed unreliable below 60kts? Doesn't it seem intuitive that if a 200t jet transport has an IAS of < 60kts (and WOW says...

Forum: Tech Log

30th May 2011, 03:36

Replies: 3,435

AF447 wreckage found

Views: 1,665,347

Posted By Flight Safety

Maintaining the previous configuration, should...

Maintaining the previous configuration, should maintain the airspeed.

Seems to me if you're at cruise altitude and speed on both AP and AT, then suddenly you loose IAS and both the AP and AT...

Forum: Tech Log

29th May 2011, 23:20

Replies: 3,435

AF447 wreckage found

Views: 1,665,347

Posted By Flight Safety

More Basic Observations

If you don't trust the PDF and all the magic, isn't this what the ISIS is for? Also, what were the engines doing at IDLE only 70 seconds or so after they commanded TOGA power? They must have really...

Forum: Tech Log

29th May 2011, 20:40

Replies: 3,435

AF447 wreckage found

Views: 1,665,347

Posted By Flight Safety

Basic Observations

Assume after the seat exchange, the PF noted the air temperature was higher than expected, thus stating his understanding they were thrust limited and therefore could not climb much higher in the...

Forum: Tech Log

29th May 2011, 00:14

Replies: 3,435

AF447 wreckage found

Views: 1,665,347

Posted By Flight Safety

Pitch Trim

One item that continues to puzzle me the most about this accident is what trimmed the Horizontal Stabilizer from +3 to +13 in one minute. Who did that, or what system did that? It was a lethal move.

Forum: Tech Log

28th May 2011, 22:35

Replies: 3,435

AF447 wreckage found

Views: 1,665,347

Posted By Flight Safety

High Altitude Operations

It might be useful for some to look at this:

http://www.faa.gov/other_visit/aviation_industry/airline_operators/training/media/Appendix%203-E_HighAltOperations.ppt

The notes for slide 29 are...

Forum: Tech Log

28th May 2011, 20:24

Replies: 3,435

AF447 wreckage found

Views: 1,665,347

Posted By Flight Safety

New stall recovery procedure

This is interesting, sorry if posted already:

Revised stall procedures centre on angle-of-attack not power...

Forum: Tech Log

16th May 2011, 21:15

Replies: 3,435

AF447 wreckage found

Views: 1,665,347

Posted By Flight Safety

Rubbish, not possible to know this soon. The 24...

Rubbish, not possible to know this soon. The 24 ACARS messages indicate that something pretty complicated happened, so there's no way to sort it all out this soon.

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