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Search: Posts Made By: HazelNuts39
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Forum: Tech Log
14th Mar 2012, 16:20
Replies: 251
Views: 63,690
Posted By HazelNuts39

I'm referring to the "10 seconds" speed...

I'm referring to the "10 seconds" speed monitoring process described on page 55 of BEA's Interim Report no.1 and again on page 40 of I.R.#3. It is triggered by a decrease of more than 30 kt in one...
Forum: Tech Log
14th Mar 2012, 08:56
Replies: 251
Views: 63,690
Posted By HazelNuts39

A drop of 30 kt in 1s of either the median or the...

A drop of 30 kt in 1s of either the median or the mean IAS around 02:11:40 could again have triggered the monitoring of the airspeeds by the FMGEC and the EFCS. That would explain the loss of the...
Forum: Tech Log
13th Mar 2012, 21:22
Replies: 251
Views: 63,690
Posted By HazelNuts39

A33Zab; You are correct on both counts,...

A33Zab;

You are correct on both counts, thanks for pointing that out. I've edited my post to correct the errors.
Forum: Tech Log
13th Mar 2012, 21:04
Replies: 251
Views: 63,690
Posted By HazelNuts39

No, the speed from ADR2 that was not recorded...

No, the speed from ADR2 that was not recorded would have been close to either ADR1 or ADR3 (when different) which were recorded. Note also that the right PFD was showing the speed from ADR3 between...
Forum: Tech Log
13th Mar 2012, 20:40
Replies: 251
Views: 63,690
Posted By HazelNuts39

Can anyone explain why there is a SPD flag on the...

Can anyone explain why there is a SPD flag on the left PFD between 02:11:40 and 02:11:45? (p. 44 of I.R.#3 EN)
Forum: Tech Log
13th Mar 2012, 20:03
Replies: 251
Views: 63,690
Posted By HazelNuts39

Except for the RTLU, that is new information and...

Except for the RTLU, that is new information and it would be helpful if you could elaborate on that.

According to BEA's Interim Report #3 p.27 (English version): The recorded airspeeds remained...
Forum: Tech Log
11th Mar 2012, 14:11
Replies: 251
Views: 63,690
Posted By HazelNuts39

Agreed. That's why Annex 3 of Interim Report #3...

Agreed. That's why Annex 3 of Interim Report #3 recommends making "small corrections".
Forum: Tech Log
11th Mar 2012, 10:42
Replies: 251
Views: 63,690
Posted By HazelNuts39

Isn't it the opposite? I'm not sure that he was...

Isn't it the opposite?
I'm not sure that he was 'overloaded'. Why would a slow roll to the right or 8° of bank put so much stress on him?
Forum: Tech Log
11th Mar 2012, 09:24
Replies: 251
Views: 63,690
Posted By HazelNuts39

Is the maximum roll rate of about 11°/s shown on...

Is the maximum roll rate of about 11°/s shown on the AF447 traces really so rapid?

In normal law (FCOM 1.27.20) the roll rate requested by the pilot is proportional to the side stick deflection,...
Forum: Tech Log
8th Mar 2012, 20:49
Replies: 251
Views: 63,690
Posted By HazelNuts39

Interim Report #2 para. 1.6.11.5 (page 47 in the...

Interim Report #2 para. 1.6.11.5 (page 47 in the English edition) shows the changes on the PFD between Normal and Alternate law.
Forum: Tech Log
8th Mar 2012, 15:03
Replies: 251
Views: 63,690
Posted By HazelNuts39

Similar idea posted here...

Similar idea posted here (http://www.pprune.org/tech-log/466259-af447-final-crew-conversation-thread-no-1-a-60.html#post6981095).
Forum: Tech Log
5th Mar 2012, 15:00
Replies: 251
Views: 63,690
Posted By HazelNuts39

Neither CAA nor ICAO have any involvement in the...

Neither CAA nor ICAO have any involvement in the certification of Airbus products.
Forum: Tech Log
4th Mar 2012, 15:44
Replies: 251
Views: 63,690
Posted By HazelNuts39

Thanks RRR; BTW, .04 kWh per hour amounts to...

Thanks RRR;

BTW, .04 kWh per hour amounts to 40 W.
Forum: Tech Log
4th Mar 2012, 10:20
Replies: 251
Views: 63,690
Posted By HazelNuts39

If the ice particles are like snow flakes, they...

If the ice particles are like snow flakes, they may not conduct heat very well between the heated wall of the tube and the space within.

P.S.
How much heat is required to melt 1.6 grammes of ice...
Forum: Tech Log
2nd Mar 2012, 19:03
Replies: 251
Views: 63,690
Posted By HazelNuts39

RR NDB; Where do you see a drop in...

RR NDB;

Where do you see a drop in temperature? "The background noise changed rapidly around 2 h 09 min 46." (p.73). The ice crystals have the same temperature as the air that carries them....
Forum: Tech Log
2nd Mar 2012, 16:22
Replies: 251
Views: 63,690
Posted By HazelNuts39

Not sure that I understand the question. If the...

Not sure that I understand the question. If the amount of heat is the problem, then it was obviously not enough to prevent blockage of the pitots in the particular conditions encountered by AF447....
Showing results 1 to 16 of 16


 
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