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
 
Page 1 of 2
1
2
Search: Posts Made By: BOAC
Showing results 1 to 35 of 53
Search took 0.00 seconds.
Forum: Tech Log
5th Nov 2010, 12:06
Replies: 1,524
Views: 743,177
Posted By BOAC

- have you thought of telling the aircraft...

- have you thought of telling the aircraft manufacturers about this - they do not seem to know?
Forum: Tech Log
3rd Nov 2010, 08:43
Replies: 1,524
Views: 743,177
Posted By BOAC

I think bear and I are pretty much on the same...

I think bear and I are pretty much on the same sheet - my view is that:-

1) There are software deficiencies which need to be addressed
2) There are training deficiencies - ditto (see my thread...
Forum: Tech Log
2nd Nov 2010, 20:55
Replies: 1,524
Views: 743,177
Posted By BOAC

- problem there is you have just torn up the...

- problem there is you have just torn up the sales brochure.

Trying to condense 48 years of raising my backside from the ground is not easy, but I guess I could say that I have always sought two...
Forum: Tech Log
2nd Nov 2010, 13:51
Replies: 1,524
Views: 743,177
Posted By BOAC

I thought it was obvious, iceman - there are...

I thought it was obvious, iceman - there are significant questions in a lot of minds on the philosophy of the 'ultimate protection' system voting out and not telling. They are all here on this...
Forum: Tech Log
2nd Nov 2010, 11:22
Replies: 1,524
Views: 743,177
Posted By BOAC

Are those really the only lessons you can draw?...

Are those really the only lessons you can draw? That concerns me.
Forum: Tech Log
2nd Nov 2010, 08:19
Replies: 1,524
Views: 743,177
Posted By BOAC

There really is no point in those posters...

There really is no point in those posters constantly reminding us that the crew were wrong to try and incorrectly prepared to do this test where they did. Surely that is accepted? May I ask that we...
Forum: Tech Log
27th Oct 2010, 08:31
Replies: 1,524
Views: 743,177
Posted By BOAC

jcj - I am not familiar with that quote, but if...

jcj - I am not familiar with that quote, but if it is in fact from the 'software junkie' factory it merely amplifies my call for a return to emphasis on basic flying skills and less reliance on...
Forum: Tech Log
26th Oct 2010, 09:35
Replies: 1,524
Views: 743,177
Posted By BOAC

- yup basically what I said. The airbus was...

- yup basically what I said.

The airbus was nowhere near 'the point of the stall' nor was it 'within the certified envelope are' nor 'around the point of break'.
Forum: Tech Log
26th Oct 2010, 07:08
Replies: 1,524
Views: 743,177
Posted By BOAC

The aim was not to comment on 'avoiding the...

The aim was not to comment on 'avoiding the stall' nor on how to avoid 'roll reversal' (ie do not use aileron!) but merely an observation on what appeared to be a 'doubting' observation about a known...
Forum: Tech Log
25th Oct 2010, 20:45
Replies: 1,524
Views: 743,177
Posted By BOAC

Despite all the fine quotes, fdr, I will doubt...

Despite all the fine quotes, fdr, I will doubt you (or anyone) will ever manage to change the roll properties of a fully stalled conventional wing - as someone once said "for nature cannot be fooled"
Forum: Tech Log
25th Oct 2010, 07:49
Replies: 1,524
Views: 743,177
Posted By BOAC

- I cannot see how you can defeat basic...

- I cannot see how you can defeat basic aerodynamics? Roll reversal is a given, surely?

Rather than introduce another audio input into a by now highly stressed cockpit (what happens to the audio...
Forum: Tech Log
24th Sep 2010, 10:42
Replies: 1,524
Views: 743,177
Posted By BOAC

-no. I think YOU may have missed the point I am...

-no. I think YOU may have missed the point I am making about the software architecture.
Forum: Tech Log
24th Sep 2010, 07:15
Replies: 1,524
Views: 743,177
Posted By BOAC

NoD - I don't believe any of us question your...

NoD - I don't believe any of us question your assertion that this accident was an unlikely candidate for recurrence nor that human error was a major cause of it.

What I believe ConF and I are...
Forum: Tech Log
21st Sep 2010, 13:29
Replies: 1,524
Views: 743,177
Posted By BOAC

- let's take that one stage further. The more I...

- let's take that one stage further. The more I look at this the more stupid the AB 'protection' algorithms/rules/ whatever you want to call them appear.

The system 'knows' that the AoA of the 2...
Forum: Tech Log
21st Sep 2010, 10:38
Replies: 1,524
Views: 743,177
Posted By BOAC

For ExSp33db1rd Electronic Chinese Abacus...

For ExSp33db1rd

Electronic Chinese Abacus (http://www.themathlab.com/alltreasure/chinesecalculation/elecabacus.htm)
Forum: Tech Log
21st Sep 2010, 08:52
Replies: 1,524
Views: 743,177
Posted By BOAC

The 'traditional' method of conducting stalling...

The 'traditional' method of conducting stalling tests is to establish a computed (I do not mean electronically) stall speed. No further trim movement is then applied once this speed plus xxx kts is...
Forum: Tech Log
21st Sep 2010, 07:23
Replies: 1,524
Views: 743,177
Posted By BOAC

infrequentflyer789 - a quick look only, and I'll...

infrequentflyer789 - a quick look only, and I'll come back with more time to your queries, but just to say that I am trying to isolate HF here - there were obviously big issues in that department -...
Forum: Tech Log
20th Sep 2010, 21:41
Replies: 1,524
Views: 743,177
Posted By BOAC

Meanwhile sitting here at my Byzantine Fault...

Meanwhile sitting here at my Byzantine Fault Demonstration Device (a Windows PC) I return to the thread and the non-Byzantine event which caused what should have been a recoverable stall to result in...
Forum: Tech Log
20th Sep 2010, 18:39
Replies: 1,524
Views: 743,177
Posted By BOAC

I think its the way you tell them.

I think its the way you tell them.
Forum: Tech Log
20th Sep 2010, 17:26
Replies: 1,524
Views: 743,177
Posted By BOAC

- not really! BOAC just wants the computer to...

- not really! BOAC just wants the computer to stick its hand up and say 'Excuse me sir, although I am so clever, I don't really know what is happening - would you mind awfully behaving like a pilot...
Forum: Tech Log
20th Sep 2010, 16:49
Replies: 1,524
Views: 743,177
Posted By BOAC

Yes, the logic is 'good' but I'd still rather...

Yes, the logic is 'good' but I'd still rather know that the system is 'broken' and do my own thing.

I believe Bilbao resulted from a rapid change in AoA in windshear (on all 3 sensors) triggering...
Forum: Tech Log
20th Sep 2010, 15:39
Replies: 1,524
Views: 743,177
Posted By BOAC

Is it not odd, however, that the High AoA...

Is it not odd, however, that the High AoA protections did/do not function with a single AoA input, but the stall warning does? I cannot understand the logic.

It is reassuring that the process of...
Forum: Tech Log
20th Sep 2010, 13:54
Replies: 1,524
Views: 743,177
Posted By BOAC

Thank you kindly, oh wise one. I find it...

Thank you kindly, oh wise one.

I find it difficult to reconcile the pre-amble to Rec. 4 with the events between 15:45:19 and 15:45:23 - that does not look to me like

'impossible for the crew...
Forum: Tech Log
20th Sep 2010, 13:05
Replies: 1,524
Views: 743,177
Posted By BOAC

Has the final report been published yet?

Has the final report been published yet?
Forum: Tech Log
20th Sep 2010, 11:56
Replies: 1,524
Views: 743,177
Posted By BOAC

'I take it my invitation to think what would...

'I take it my invitation to think what would happen was declined'

Negative. Thinked at #1314.
Forum: Tech Log
20th Sep 2010, 08:03
Replies: 1,524
Views: 743,177
Posted By BOAC

- my god! You would have to break open the...

- my god! You would have to break open the 'emergency pilot' cabinet and sit him/her in the seat. HEAVEN FORBID. Its only a 'clear ECAM warning', not the end of the universe.
Forum: Tech Log
20th Sep 2010, 07:40
Replies: 1,524
Views: 743,177
Posted By BOAC

I have not read about the 'fresh water' but...

I have not read about the 'fresh water' but surely it is a reasonable conclusion to draw that if it is deduced that 2 out of 3 probes 'failed' and it was again 'reasonably' assumed that freezing of...
Forum: Tech Log
19th Sep 2010, 07:42
Replies: 1,524
Views: 743,177
Posted By BOAC

- where HAVE you been?

- where HAVE you been?
Forum: Tech Log
19th Sep 2010, 07:19
Replies: 1,524
Views: 743,177
Posted By BOAC

- hang on a moment - shall we all take a breath?...

- hang on a moment - shall we all take a breath? I thought the brilliance of the AB technology was sold (for the 'concierge', of course) on the fact that it was 'unstallable' in normal flight? Unless...
Forum: Tech Log
18th Sep 2010, 13:48
Replies: 1,524
Views: 743,177
Posted By BOAC

- the answer to that is, as SPA83 posts, 'CS...

- the answer to that is, as SPA83 posts,
'CS 25.1309
(c) Information concerning unsafe system operating conditions must be provided to the crew to enable them to take appropriate corrective ...
Forum: Tech Log
16th Sep 2010, 18:50
Replies: 1,524
Views: 743,177
Posted By BOAC

Yes - sounds like a design fault. Presumably an...

Yes - sounds like a design fault. Presumably an Airbus parked in a lashing tropical (or Manchester) rain storm could suffer the same fault.
Forum: Tech Log
16th Sep 2010, 15:29
Replies: 1,524
Views: 743,177
Posted By BOAC

I cannot understand why, having recovered once to...

I cannot understand why, having recovered once to S&L un-stalled controlled flight, they let it go again?

I wonder if the rah-rah crowd supporting auto-trim are quite so sure now? It was suggested...
Forum: Tech Log
15th Jul 2010, 14:00
Replies: 1,524
Views: 743,177
Posted By BOAC

The point surely still remains that in the middle...

The point surely still remains that in the middle of all this the a/c was flying quite happily unstalled but was then allowed to pitch up out of control. I believe 7 nose up and 144kts was achieved...
Forum: Tech Log
8th Jul 2010, 19:07
Replies: 1,524
Views: 743,177
Posted By BOAC

"the parameter is recorded every four seconds"...

"the parameter is recorded every four seconds" says the report and 4 seconds later displays 'ENG'? Does that mean anything to you?
Forum: Tech Log
8th Jul 2010, 13:57
Replies: 1,524
Views: 743,177
Posted By BOAC

- well, I would think as per my para3 (italic) in...

- well, I would think as per my para3 (italic) in #1177 that the elevators were attempting to limit the g caused by the THS setting?

Regarding 'how they got where' the '57 up' is all part of the...
Showing results 1 to 35 of 53
 
Page 1 of 2
1
2


 
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.