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Forum: Tech Log

3rd Jul 2013, 20:52

Replies: 976

AF 447 Thread No. 11

Views: 217,094

Posted By henra

The ISIS installed in AF447 was a Ring Laser Gyro.

The ISIS installed in AF447 was a Ring Laser Gyro.

Forum: Tech Log

27th Jun 2013, 18:22

Replies: 976

AF 447 Thread No. 11

Views: 217,094

Posted By henra

Would be interesting to know, what would have...

Would be interesting to know, what would have happened. Personally I heavily doubt the A330 would have turned onto its back.

It is not a Pitts or an Extra.
I don't think it will bank by itself...

Forum: Tech Log

19th Jun 2013, 17:57

Replies: 976

AF 447 Thread No. 11

Views: 217,094

Posted By henra

Probably a bit of both. Completely lost in the...

Probably a bit of both.
Completely lost in the first place and then likely creeping up panic preventing them to step back and think about what is really going on, i.e. thinking about the basics....

Forum: Tech Log

17th Jun 2013, 20:26

Replies: 976

AF 447 Thread No. 11

Views: 217,094

Posted By henra

Looking at the corrections applied to the roll...

Looking at the corrections applied to the roll excursions I think it is safe to assume they were looking at the A/H that is called PFD.
There is also not the slightest indication it didn't work...

Forum: Tech Log

15th Jun 2013, 10:04

Replies: 976

AF 447 Thread No. 11

Views: 217,094

Posted By henra

As a Non-Front Office resident (aka SLF) I was...

As a Non-Front Office resident (aka SLF) I was always hoping the Sim Checks would help to find this out. Looking at this truly unfortunate accident and the findings as to how it unfolded however, I'...

Forum: Tech Log

14th Apr 2013, 14:47

Replies: 976

AF 447 Thread No. 11

Views: 217,094

Posted By henra

Thanks! Using max speed (for the actual config)...

Thanks!
Using max speed (for the actual config) for setting FCS parameters for the longitudinal Flight Control would explain the visible high level of dampening of the Elevator Control.
That makes...

Forum: Tech Log

14th Apr 2013, 10:55

Replies: 976

AF 447 Thread No. 11

Views: 217,094

Posted By henra

Hmmm, I'm looking at the traces now but I have...

Hmmm, I'm looking at the traces now but I have some difficulties spotting the point where 2s of Full ND input are applied. Could you direct me to it?
I do see one short spike of half ND input and...

Forum: Tech Log

12th Apr 2013, 20:38

Replies: 976

AF 447 Thread No. 11

Views: 217,094

Posted By henra

It is due to Load Factor law (aka Nz law) which...

It is due to Load Factor law (aka Nz law) which applies in all Flight Laws except Direct Law not only in Alt2b. Alt2b is insofar different as all 'protections' are lost.

That said Full Nose Down...

Forum: Tech Log

12th Apr 2013, 17:26

Replies: 976

AF 447 Thread No. 11

Views: 217,094

Posted By henra

Did you read the previous Threads on AF447? If...

Did you read the previous Threads on AF447?
If so you would have seen that this topic has been discussed ad nauseum.

Conclusion: We will not know for sure if
it would have been recoverable...

Forum: Tech Log

26th Mar 2013, 09:59

Replies: 976

AF 447 Thread No. 11

Views: 217,094

Posted By henra

Why not do both? Trying to find a way of having...

Why not do both?
Trying to find a way of having a better grip on aircraft behaviour after things went very wrong still seems a positive thing to me.

Furthermore this move could also help in...

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