PPRuNe Forums - Search Results
PPRuNe Forums

Go Back  PPRuNe Forums > Search Forums
Reload this Page >

Search Results

Register
FAQ
Calendar
Wikiposts
Today's Posts
Search
Vendor Directory
Search: Posts Made By: Svarin
Showing results 1 to 23 of 23
Search took 0.00 seconds.
Forum: Tech Log
23rd Apr 2011, 17:46
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Confusion

Mr Optimistic wrote :

Why ? Because people who want to know without access to all necessary, proprietary, well-hidden documents, with a job to do besides, against all "obvious" theorizing, will...
Forum: Tech Log
23rd Apr 2011, 16:10
Replies: 3,893
Views: 1,543,423
Posted By Svarin

A/P ON

Gentlemen,

it is obviously difficult for most internet-age people to read beyond a few lines of text with any effectiveness. Please sweat a little with me.

Autopilot was turned back ON by 02:13...
Forum: Tech Log
23rd Apr 2011, 15:24
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Pilots wakefulness

Gentlemen,

there are at least two reliable, solid indications that the guys up front were active right in the middle of the ACARS message stream, that is between 0210 and 0214.

First is the...
Forum: Tech Log
18th Apr 2011, 19:53
Replies: 3,893
Views: 1,543,423
Posted By Svarin

777 pitch-up incident video

To alph2z :

Now that is chillingly close to the kind of problem I have in mind regarding our thread subject matter, keeping in mind vast differences in design philosophy between the 777 and the...
Forum: Tech Log
12th Apr 2011, 19:09
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Flight Controls

Lonewolf50 said :

Unfortunately, PRIM2 did not fail, else we would have a PRIM2 FAULT somewhere, which we don't. This is a silent "failure".

Thank you, Lonewolf...
Forum: Tech Log
12th Apr 2011, 17:54
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Flight Controls

Gentlemen,

please consider these :

02:13:45 F/CTL PRIM1 FAULT
02:13:51 F/CTL SEC1 FAULT

First, this describes a simultaneous failure of PRIM1 and SEC1, which greatly reduces the likelyhood...
Forum: Tech Log
12th Apr 2011, 17:30
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Regarding FPV FLAGs

From BOAC

Yes, Sir. Read again the relevant BEA report parts. They say these messages mean FPV function is selected ON and failed. This selection is consistent with AF SOPs at the time (again, BEA...
Forum: Tech Log
12th Apr 2011, 16:44
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Active Pilots during event

Gentlemen,

please remember both ACARS messages :

02:12:10 FLAG ON CPT PFD FPV
02:12:16 FLAG ON F/O PFD FPV

This means both left and right pilots clicked their FPVs ON and found them failed....
Forum: Tech Log
11th Apr 2011, 21:22
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Bleeding speed fast

Gentlemen,

there is one possibility for a very fast deceleration from cruising speed to stall speed (low speed, high AOA stall), and that possibility was only brushed by a few people here :...
Forum: Tech Log
4th Apr 2011, 11:58
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Position ?

Gentlemen,

has anyone any idea of the location of this debris field ?

Why was it not announced immediately ? It is not as if hundreds of paparazzis could suddenly flock in and crowd this part...
Forum: Tech Log
15th Feb 2011, 07:24
Replies: 3,893
Views: 1,543,423
Posted By Svarin

A/P disconnect vs A/P lost

HN39 wrote :
Beware : A/P disconnect will occur on all reversions shown in PJ2 table.

But A/P is lost, meaning it cannot be reengaged, in certain conditons only. ADR DISAGREE is one condition...
Forum: Tech Log
9th Feb 2011, 15:06
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Thank you PJ2 for these tables. One can...

Thank you PJ2 for these tables.

One can notice that ADR DISAGREE does not entail A/P LOST condition.

Which means that under ADR DISAGREE conditions, A/P can be reengaged, presumably when the...
Forum: Tech Log
31st Jan 2011, 14:51
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Machinbird posted Everything is possible but...

Machinbird posted

Everything is possible but you will need a root cause for upset, for which there is no proof nor evidence. That is a gratuitous hypothesis, not Occam compliant at all.

Both...
Forum: Tech Log
31st Jan 2011, 10:01
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Machinbird posted : Interesting but when ?...

Machinbird posted :

Interesting but when ? Certainly not initially at 02:10. But maybe at 02:13, when the FMGEC1 failure appeared, as determined by the AFS in a class 1 message. The AFS would only...
Forum: Tech Log
11th Nov 2010, 19:25
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Incomplete ACARS messages

To Diversification :

I can state that what appears in the pictures relative to ACARS messages as they were shown on this forum, first thread, is this : 'Libelle succint du message'

This...
Forum: Tech Log
11th Nov 2010, 16:52
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Software bugs

To Diversification:

should you somehow get the information regarding software versions (which do indeed change, for ADIRUs and other computers, including flight controls :eek:), this would not...
Forum: Tech Log
2nd Nov 2010, 16:31
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Communications

Gentlemen,

if one wishes to have a serious look at communications in this instance, then it would be nice to know who on the ground first realized something was very wrong. Why did a stream of...
Forum: Tech Log
9th Sep 2010, 07:58
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Inadvertent unbuckling of seat belts

Gentlemen,

I need to emphasize here that the only way I can consider unvoluntary unbuckling due to minor or moderate accelerations is the way described and tested by the ATSB during the inquiry...
Forum: Tech Log
8th Sep 2010, 15:12
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Unbuckling at impact ?

Gentlemen,

in the QF72 incident, the ATSB report does indeed give an explanation of how a buckled-up passenger could come unbuckled as they suffer vertical accelerations.

It is so that some...
Forum: Tech Log
14th Aug 2010, 08:36
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Cabin Vertical Speed : not that significant ?

Gentlemen,

may I suggest that many people here place way too much emphasis on that ACARS message regarding cabin vertical speed. What the BEA really says only really amounts to this :

a 150 ft...
Forum: Tech Log
23rd Jul 2010, 18:40
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Automatic ELT

Gentlemen,

per JAR, an automatic ELT was mandatorily mounted on the aircraft.

It activates automatically on crash-like G-forces and sends a short message on 406 MHZ.

This message gets...
Forum: Tech Log
5th Jul 2010, 10:36
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Flight Controls ?

TheShadow :

Although I do appreciate the extent of your experience, the dramatic full upset situation you and many others base your thinking upon is possible but not established. This might very...
Forum: Tech Log
5th Jul 2010, 08:26
Replies: 3,893
Views: 1,543,423
Posted By Svarin

Flight Controls ?

PJ2 wrote :

TheShadow wrote :


Gentlemen,

I find these considerations highly interesting, especially given that there are two unexplained ACARS failure messages which did not seem to draw...
Showing results 1 to 23 of 23


 
Forum Jump

Contact Us - Archive - Advertising - Cookie Policy - Privacy Statement - Terms of Service

Copyright © 2024 MH Sub I, LLC dba Internet Brands. All rights reserved. Use of this site indicates your consent to the Terms of Use.