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Search: Posts Made By: Zorin_75
Showing results 1 to 35 of 37
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Forum: Tech Log
19th Aug 2011, 22:40
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

They already did, either here or in the tech...

They already did, either here or in the tech thread - apparently it's more along the line of "What the *beep*?". He knows what the warning is, but is quite surprised to get one.
Forum: Tech Log
18th Aug 2011, 16:03
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Huh? ...

Huh?

http://img851.imageshack.us/img851/554/447d.jpg

The pitch up coincides pretty precisely with the NU inputs. Airbus pilots please correct me, but I'd guess inputs using 50% of the total...
Forum: Tech Log
13th Aug 2011, 17:03
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

My guess is if at that point they'd known what to...

My guess is if at that point they'd known what to do with an AoA gauge, they wouldn't have needed one in the first place...
Forum: Tech Log
8th Aug 2011, 07:39
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

It's a little hard to keep up, did I miss the...

It's a little hard to keep up, did I miss the memo that we're bashing Airbus for providing not enough automation now?
Forum: Tech Log
1st Aug 2011, 21:44
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

I think Habsheim is a different discussion, one...

I think Habsheim is a different discussion, one that's been had exhaustively. Let's stick to AF447 (of which there's plenty of data now to discuss).

I think they made it pretty clear they wanted...
Forum: Tech Log
31st Jul 2011, 06:19
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

I had already asked you this earlier, but now...

I had already asked you this earlier, but now that we have a much more detailed record of 447s final minutes maybe you're ready to answer - at which point didn't "the software" give them what they...
Forum: Tech Log
29th Jul 2011, 23:03
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

So what should the aircraft have done...

So what should the aircraft have done differently? One frequent point of criticism is the deactivation of the stall warning at low speeds. That's arguably not a very good idea, yet it should be noted...
Forum: Tech Log
26th Jul 2011, 19:26
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Hmm. In which way does maintaining nose-up inputs...

Hmm. In which way does maintaining nose-up inputs until pitch attitude ends up at 16° reflect "Reduce pitch attitude to (...) 5° at or above FL200"?
Forum: Tech Log
23rd Jul 2011, 06:55
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Yes, exactly, maybe he should look them up. ...

Yes, exactly, maybe he should look them up. :rolleyes:
Forum: Tech Log
21st Jul 2011, 11:04
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

From my understanding they never left alternate...

From my understanding they never left alternate law so autotrim was active all the way?
Forum: Tech Log
19th Jul 2011, 08:27
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

before landing checklist, I think the point is...

before landing checklist,
I think the point is - wouldn't you have been just as dead when applying the same inputs to a DC-8?
If anything, the bus gave them a bigger shovel (autotrim), but it was...
Forum: Tech Log
17th Jul 2011, 08:38
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

According to the note more like 11 seconds....

According to the note more like 11 seconds. Anyway, is that supposed to be a good thing? Orville Wright managed 12 seconds on his first try...


At this point we have nothing indicating that they...
Forum: Tech Log
15th Jul 2011, 07:02
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Without going into another of those discussions,...

Without going into another of those discussions, where do you suppose might be parallels to AF447 (besides an A plane being involved)?


I know. But is some internet experts getting Acars messages...
Forum: Tech Log
14th Jul 2011, 18:13
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Perhaps it's time to revisit the Bea note: 2...

Perhaps it's time to revisit the Bea note:

2 h 10 min 05: (...) The recorded parameters show a sharp fall from about 275 kt to 60 kt in the speed displayed on the left primary flight display...
Forum: Tech Log
12th Jul 2011, 14:02
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

See footnote 17: Protection totally lost if DUAL...

See footnote 17: Protection totally lost if DUAL ADR failure or ADR disagree.
If there had been AoA protection we wouldn't have this thread.
Forum: Tech Log
26th Jun 2011, 23:46
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

AoA surely is valuable information, but if nose...

AoA surely is valuable information, but if nose points 16 deg up and altitude is going down, one would assume figuring out that there's a sh*tload of AoA doesn't really take a rocket scientist?
...
Forum: Tech Log
18th Jun 2011, 09:06
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Here's the dramatic version: ovQDYpWYpew ...

Here's the dramatic version:
ovQDYpWYpew
PE92xBmj2Uc
ovhcDDxDuq8

Perhaps this incident isn't that far off topic at all. It too starts out with a comparatively benign failure. The PF is fixated...
Forum: Tech Log
17th Jun 2011, 20:50
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

IIRC they managed to end up in an inverted dive...

IIRC they managed to end up in an inverted dive at very close to 1.0M after failure of one engine. The landing gear wasn't deployed by the crew but it extended by itself as the locks couldn't...
Forum: Tech Log
17th Jun 2011, 19:01
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Based on what?

Based on what?
Forum: Tech Log
6th Jun 2011, 06:50
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

If you look at the paragraph preceding your...

If you look at the paragraph preceding your selective quote (timestamp 11s earlier), you will find:


I concur that we don't know enough about the nature of that input to conclude with certaincy...
Forum: Tech Log
5th Jun 2011, 16:52
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

That's a depressing read. At least they got...

That's a depressing read. At least they got around to radio ATC for clearance to fall out of the sky :ooh:
(http://avherald.com/h?article=4308e7d6&opt=0)
Forum: Tech Log
3rd Jun 2011, 09:57
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

- The protections were not active - To conclude...

- The protections were not active
- To conclude it was unrecoverable we would need to know that there were efforts made suitable to recover it. We know of one ND input very late in the game the a/c...
Forum: Tech Log
31st May 2011, 14:46
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

The one at 2h10min51 happened well over 60 kt, so...

The one at 2h10min51 happened well over 60 kt, so there it wasn't switching back on from a deactivated state.
The second one was, but here no further information about what happened in the next...
Forum: Tech Log
31st May 2011, 13:16
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

First mention of a nose down input is here: ...

First mention of a nose down input is here:

2 h 10 min 16:
(...)The airplane’s pitch attitude increased progressively beyond 10 degrees and the plane started
to climb. The PF made nose-down...
Forum: Tech Log
31st May 2011, 12:58
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

First of all paying tribute to those men is not a...

First of all paying tribute to those men is not a matter of arrogance but of decency.
No, what I'm saying is at that point, to them pulling on that stick appeared to be the best way to save the...
Forum: Tech Log
31st May 2011, 12:08
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Whatever the investigation will reveal, there...

Whatever the investigation will reveal, there can't be any doubt whatsoever that these men did everything they could to save the plane. Now the task should be to find out why that wasn't enough. Not...
Forum: Tech Log
31st May 2011, 11:34
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

It adds nothing to the discussion but some highly...

It adds nothing to the discussion but some highly tendentious speculations...

As far as we can gather from the report, at least initially not the THS forced the plane nose up, but the stick input...
Forum: Tech Log
30th May 2011, 20:19
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

With the few precious facts that we have a this...

With the few precious facts that we have a this moment, why make stuff up that even contradicts those?
At the beginning of the climb:
- alternate law
- THS 3 deg up
- nose up input from PF
Forum: Tech Log
29th May 2011, 16:25
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

At the beginning of this mess the a/c was not...

At the beginning of this mess the a/c was not stalled. A stalled plane won't climb 7000 ft/min. The question that can't be answered so far is why didn't or couldn't they maintain pitch and thrust at...
Forum: Tech Log
29th May 2011, 09:15
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Sorry, not being a bus driver I was going from...

Sorry, not being a bus driver I was going from what I've been able to find on the net:

Unfortunately it doesn't say what exactly constitutes an "unusual attitude" but I'd have considered > 40 deg...
Forum: Tech Log
29th May 2011, 08:39
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

That's the point, we don't know (yet) if at some...

That's the point, we don't know (yet) if at some point law switched to abnormal. Low airspeed and high AoA to trigger it were present in any case.
Forum: Tech Log
29th May 2011, 08:24
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

He's talking about Abnormal law, not Alternate...

He's talking about Abnormal law, not Alternate law. The relevant difference here being autotrim not working in Abnormal law.
Forum: Tech Log
29th May 2011, 08:13
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

He won't owe you one. This isn't about you...

He won't owe you one. This isn't about you turning out to have been right or not. This is about you jumping to conclusions and condemning people without the knowledge and the facts to back it up.
Forum: Tech Log
28th May 2011, 13:55
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Yes, there was. That's exactly why it disengaged.

Yes, there was. That's exactly why it disengaged.
Forum: Tech Log
28th May 2011, 11:21
Replies: 3,435
Views: 1,673,027
Posted By Zorin_75

Would you set TOGA if you believed to be in an...

Would you set TOGA if you believed to be in an overspeed scenario?


Assuming they still had correct pitch information (and there's no indication whatsoever that they hadn't) it's hard to...
Showing results 1 to 35 of 37
 
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