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Search: Posts Made By: infrequentflyer789
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Forum: Tech Log
16th Feb 2012, 21:29
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Some additions maybe: 1.1 AF for (possibly)...

Some additions maybe:

1.1 AF for (possibly) failing to evaluate adequacy of training and procedure for a known risk (pitot fail) they chose to run as a result of (1). Allegedly when they did in...
Forum: Tech Log
14th Feb 2012, 22:53
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

I was thinking of the 737 LOCs that were actually...

I was thinking of the 737 LOCs that were actually "lost control", or failure to take control (after automatics fail) of otherwise flyable a/c, not "controls failed".

Say: VP-BKO, TC-JGE, ET-ANB,...
Forum: Tech Log
13th Feb 2012, 22:10
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Thanks for that link - very informative. Does...

Thanks for that link - very informative. Does indeed look like somewhere between A & B approach, proper moving throttles, but bus-style sidesticks. Ugly chimera or best of both - time will tell. ...
Forum: Tech Log
13th Feb 2012, 21:24
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

What story does the string of 737 LOCs tell ? ...

What story does the string of 737 LOCs tell ?

What types are you comparing with what and with what normalisation (flight hours, departures, none(!)) ?

330 vs 777 is about equal on hull losses...
Forum: Tech Log
13th Feb 2012, 00:17
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

They didn't. The "philosophy" and control laws...

They didn't. The "philosophy" and control laws they used were already tried and tested in military a/c (and the odd NASA vehicle I believe...). The behaviour you are referring to is apparent...
Forum: Tech Log
12th Feb 2012, 20:35
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Really ? Pop-quiz - which (now somewhat...

Really ? Pop-quiz - which (now somewhat fragmented) aircraft is this then:
The crew did not take any action to re-trim the aircraft to the desired speed, so, once the nose down pressure was...
Forum: Tech Log
12th Feb 2012, 19:39
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Looking at that graph, I guess it's entirely &...

Looking at that graph, I guess it's entirely & depressingly plausible.

He selected toga as well. Toga/15° is, I believe, the first pitch/power setting on the AF uas procedure (entirely the wrong...
Forum: Tech Log
10th Feb 2012, 22:32
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

I gave a list of stalls (off top of my head) that...

I gave a list of stalls (off top of my head) that were mostly not sidestick and not FBW but all (I think) involved pilots pulling back in reponse to stall warning.

I quote an investigation report...
Forum: Tech Log
10th Feb 2012, 13:12
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Thanks. And to quote that report: The...

Thanks. And to quote that report:
The operator’s recurrent training programs did not address the recovery from a stall or stickshaker activation such that the ongoing competency of their flight...
Forum: Tech Log
25th Jan 2012, 23:19
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

My thoughts too. I'd also maybe want to...

My thoughts too.

I'd also maybe want to look at some sort of graduated marking such that you get feedback that your actions are in the right direction even if you've managed to get the green off...
Forum: Tech Log
25th Jan 2012, 10:40
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

You are reading (or not) a different report to...

You are reading (or not) a different report to everyone else.

Stall warning went on (continuous) at about 2:10:50, at that point the command and elevator were nose up.

From that point the nose...
Forum: Tech Log
24th Jan 2012, 23:10
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Before you've managed to stall, it's more of a...

Before you've managed to stall, it's more of a green band than a mark, which might be clearer what to do with it.

http://af447.typepad.com/.a/6a01539292bae7970b0162fc6328d2970d-500wi


I think...
Forum: Tech Log
24th Jan 2012, 12:24
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

they would probably never have seen the display...

they would probably never have seen the display since ( I believe) they would have had to select all ADRs off to get it, following a procedure - and they never even started any procedures.
...
Forum: Tech Log
21st Jan 2012, 00:13
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

A simple AoA indicator already is an option, I...

A simple AoA indicator already is an option, I believe. Just not one that many airlines seem to specify.

And if the final report recommends AoA inidcator be mandatory, it won't be the first to do...
Forum: Tech Log
19th Jan 2012, 16:42
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Define "sensors show the aircraft to be flying...

Define "sensors show the aircraft to be flying (unstalled) again" in the case where those sensor values are out of valid range. That is where the complex software comes back in with all the...
Forum: Tech Log
12th Dec 2011, 23:56
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Transcript is on page 90 third interim report,...

Transcript is on page 90 third interim report, english translation. For the first call, I am sort of presuming the first "speed" is VS since airspeed is known unavailable and the response is "going...
Forum: Tech Log
12th Dec 2011, 22:24
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Not in one sense, but I would argue that it isn't...

Not in one sense, but I would argue that it isn't understanding what he was doing (pulling back) that is important, but understanding the consequences of that action on the a/c.

The aviation...
Forum: Tech Log
3rd Nov 2011, 18:12
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Which automation at what level ? The higher...

Which automation at what level ?

The higher level A/P flight-director etc. - maybe. But, they were never intended to be a safety-critical must-be-working item, if they have become a crutch for...
Forum: Tech Log
1st Nov 2011, 22:14
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Two levels of Alt law. If speeds have not...

Two levels of Alt law. If speeds have not failed, then it trusts those to keep some protections in place (Alt1). If speeds have failed, then it will latch the lower level of Alt law, with no...
Forum: Tech Log
1st Nov 2011, 21:37
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Not wild - that is exactly what AB Normal Law is....

Not wild - that is exactly what AB Normal Law is.

Unfortunately in this case, normal law bailed out because of sensor failure, on the not-entirely-unreasonable logic that computer may not know...
Forum: Tech Log
31st Oct 2011, 00:32
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Or none of the above, because they are all...

Or none of the above, because they are all completely irrelevant / useless ?

I've watched the side stick vs. yoke debate go round and round on these threads, and come to the conclusion that either...
Forum: Tech Log
16th Oct 2011, 22:19
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

I think (hope) there will be signficant work on...

I think (hope) there will be signficant work on that in the HF report. BEA has already expressed opinion and recommendation (see 4.1 of latest interim report)an absence of training and practice for...
Forum: Tech Log
16th Oct 2011, 22:10
Replies: 1,412
Views: 469,825
Posted By infrequentflyer789

Why ? Why did he climb ? His first action...

Why ? Why did he climb ? His first action should be level off. PNF doesn't know either - his comments seem to imply PF is not aware he is climbing.

And what could go wrong if you climb...
Showing results 1 to 23 of 23


 
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