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Search: Posts Made By: PJ2
Showing results 1 to 35 of 50
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Forum: Tech Log
7th Apr 2012, 21:11
Replies: 1,353
Views: 298,288
Posted By PJ2

franzl; The dumbing-down of aviation has been...

franzl;
The dumbing-down of aviation has been going on since the early 80's. Automation in many eyes IS the third pilot and training pilots to push the right buttons and, as TTex600 says in (Post...
Forum: Tech Log
7th Apr 2012, 20:07
Replies: 1,353
Views: 298,288
Posted By PJ2

Then the first question to ask is, "Why would a...

Then the first question to ask is, "Why would a pilot conclude that there is a requirement to act or respond in any way, before the abnormality has been identified?"

We both know that identifying...
Forum: Tech Log
7th Apr 2012, 17:53
Replies: 1,353
Views: 298,288
Posted By PJ2

safetypee; An excellent, thoughtful and...

safetypee;

An excellent, thoughtful and thought-provoking post, thank you and thank you for the links.

In safety work it is not always easy to learn how, where and when to place one's "focus"....
Forum: Tech Log
6th Apr 2012, 06:52
Replies: 1,353
Views: 298,288
Posted By PJ2

Hi PJ2, Thanks very much for your comments...

Hi PJ2,

Thanks very much for your comments all through these threads, and for the opportunity to discuss. I've tried to minimise the quotes, while still (hopefully) keeping the context - if you...
Forum: Tech Log
5th Apr 2012, 19:33
Replies: 1,353
Views: 298,288
Posted By PJ2

rgbrock1; Perhaps I can help. In climbing...

rgbrock1;
Perhaps I can help. In climbing through FL200 or so (IIRC), in a B767-200, captain flying, I noticed my CAS gradually decreasing - no EICAS messages, no Master Cautions; what would have...
Forum: Tech Log
5th Apr 2012, 18:18
Replies: 1,353
Views: 298,288
Posted By PJ2

Hello Diagnostic; Enjoying reading your...

Hello Diagnostic;

Enjoying reading your contributions, thank you. If I may offer a thought and a comment on the points of discussion between you and Old Carthusian...

On an increase in...
Forum: Tech Log
3rd Apr 2012, 23:22
Replies: 1,353
Views: 298,288
Posted By PJ2

Mr. Optimistic Re your earlier question...

Mr. Optimistic

Re your earlier question about when the captain returned was 20k of altitude sufficient?

The captain returned when the aircraft was in descent passing FL355 just as the stall...
Forum: Tech Log
3rd Apr 2012, 17:16
Replies: 1,353
Views: 298,288
Posted By PJ2

HN39; Re, "I gather that AoA in your...

HN39;

Re, "I gather that AoA in your exercises did not exceed 40 deg enough to silence the stall warning, but did you by any chance observe a rapid drop in IAS between 25 and 40 deg AoA? "

I...
Forum: Tech Log
3rd Apr 2012, 16:12
Replies: 1,353
Views: 298,288
Posted By PJ2

Yes Tommytoyz, a good discussion on this...

Yes Tommytoyz, a good discussion on this under-appreciated fact, thank you.

The question has been raised here before and this is a good contribution to the discussion. Airbus' May 1999 edition of...
Forum: Tech Log
3rd Apr 2012, 06:43
Replies: 1,353
Views: 298,288
Posted By PJ2

RR, re your post #1234 and your comments, "3)...

RR, re your post #1234 and your comments, "3) AF447 crew (PF or PM) identified the UAS? , 4) If no, this (fast identification) would be important? (safety could be at risk?) ", if I may, I would like...
Forum: Tech Log
2nd Apr 2012, 21:10
Replies: 1,353
Views: 298,288
Posted By PJ2

CONF iture, Re, "I was certainly impressed by the...

CONF iture, Re, "I was certainly impressed by the amplitude of negative pitch required to silent the stall warning. Not much blue sky left on the PFD. We, airline pilots, are simply not used to...
Forum: Tech Log
2nd Apr 2012, 20:21
Replies: 1,353
Views: 298,288
Posted By PJ2

HN39; First, I debated long and hard on a...

HN39;

First, I debated long and hard on a decision to contribute the sim experience at all, and not for the obvious reasons of potential misunderstanding etc,...it was a personal exercise with...
Forum: Tech Log
2nd Apr 2012, 18:59
Replies: 1,353
Views: 298,288
Posted By PJ2

Thanks HN39...the FPV symbol was 10deg below the...

Thanks HN39...the FPV symbol was 10deg below the line dividing blue and brown on the PFD, which to me indicated an AoA of roughy +10deg while the aircraft was still descending rapidly, so it was my...
Forum: Tech Log
2nd Apr 2012, 18:50
Replies: 1,353
Views: 298,288
Posted By PJ2

Quote: Originally Posted by PJ2 Thirty...

Quote:
Originally Posted by PJ2
Thirty seconds after the first Stall Warning passing through FL270 the AoA was 10degND
ref this post...
Forum: Tech Log
2nd Apr 2012, 17:48
Replies: 1,353
Views: 298,288
Posted By PJ2

Lyman; Re, "I have heard (anecdotally) of...

Lyman;

Re, "I have heard (anecdotally) of the bus abandoning the Flight Path in favor of a turn, caught by pilots who then fly manually to destination."

"Flight Path" is defined as the...
Forum: Tech Log
2nd Apr 2012, 16:58
Replies: 1,353
Views: 298,288
Posted By PJ2

Hi gums; Re, "Stoopid flight management...

Hi gums;

Re, "Stoopid flight management system turned the jet the wrong way "

IIRC, towards the first selection in the NDB list, "R" which was way east, and not the approach "R" (Rozo) NDB to...
Forum: Tech Log
2nd Apr 2012, 16:37
Replies: 1,353
Views: 298,288
Posted By PJ2

HN39; Re, "Pulling the thrust levers back...

HN39;

Re, "Pulling the thrust levers back to idle would help to increase the ND pitching moment, but that's about all I can think of."

The TLs were in the CLB detent in the exercise cited, so...
Forum: Tech Log
2nd Apr 2012, 03:51
Replies: 1,353
Views: 298,288
Posted By PJ2

Smile Turbine D; No worries, I understood what...

Turbine D;

No worries, I understood what you were explaining and am somewhat familiar with Six Sigma - it was actually quite a good explanation, thank you.

In response to your important...
Forum: Tech Log
1st Apr 2012, 20:12
Replies: 1,353
Views: 298,288
Posted By PJ2

roulishollandais; First, in your post #1148...

roulishollandais;

First, in your post #1148 (http://www.pprune.org/tech-log/468394-af-447-thread-no-7-a-58.html#post7111250) you have completely missed my point in favour of making your own....
Forum: Tech Log
1st Apr 2012, 17:17
Replies: 1,353
Views: 298,288
Posted By PJ2

Hi Machinbird; Re, roll sensitivity vs...

Hi Machinbird;

Re, roll sensitivity vs pitch in Alt 2 Law and your observation, "This is an undesirable combination. "

No, the difference is a matter of degree, not of characteristic. Both...
Forum: Tech Log
1st Apr 2012, 16:34
Replies: 1,353
Views: 298,288
Posted By PJ2

machinbird; In your response to T-Vasis: ...

machinbird;

In your response to T-Vasis:


They mis-applied UAS procedures applicable to lower altitudes.
They were distracted by a roll PIO to such an extent that they lost track of what...
Forum: Tech Log
1st Apr 2012, 16:23
Replies: 1,353
Views: 298,288
Posted By PJ2

Machinbird; In re the sim exercise, power...

Machinbird;

In re the sim exercise, power was at various settings (though never TOGA). Also, there were variations in altitude needed for recovery. In one exercise we "did nothing" and the...
Forum: Tech Log
31st Mar 2012, 23:18
Replies: 1,353
Views: 298,288
Posted By PJ2

roulishollandais; You say, "And PJ2 would...

roulishollandais;

You say, "And PJ2 would need 22 000 FT (or 35 000 ?) to push and recover, instead of 7 400 FT !!! no, no, no ..."

Sorry, where did you get 7 400ft from?

PJ2
Forum: Tech Log
31st Mar 2012, 21:52
Replies: 1,353
Views: 298,288
Posted By PJ2

Hello Lyman; In re the autopilot disconnect...

Hello Lyman;

In re the autopilot disconnect and, "It was difficult. " (post #1124 (http://www.pprune.org/tech-log/468394-af-447-thread-no-7-a-57.html#post7110848))

No, it was not. And a...
Forum: Tech Log
31st Mar 2012, 07:07
Replies: 1,353
Views: 298,288
Posted By PJ2

Re, "How do you train aoa instrumentation if it...

Re, "How do you train aoa instrumentation if it is never to be used unless in upset!"

Precisely.

There is far more to this suggestion than just installing the guage.
Forum: Tech Log
31st Mar 2012, 01:58
Replies: 1,353
Views: 298,288
Posted By PJ2

Mr. Optimistic; Does "option space" refer...

Mr. Optimistic;

Does "option space" refer to the time available to assess a situation, decide upon a course of action, assess the response and secure the airplane? I hadn't heard of the term but...
Forum: Tech Log
31st Mar 2012, 01:25
Replies: 1,353
Views: 298,288
Posted By PJ2

Mr. Optimistic; Normal cruise pitch attitude...

Mr. Optimistic;

Normal cruise pitch attitude is between 2.3 and 3deg depending mostly upon weight. A pitch up to 5deg pitch attitude (+2.5deg) results in about an 800 to 1500fpm climb and a...
Forum: Tech Log
31st Mar 2012, 01:07
Replies: 1,353
Views: 298,288
Posted By PJ2

Re altitude loss and other data, Dozy, what was...

Re altitude loss and other data, Dozy, what was your experience in the sim? Our sim exercises usually took about 20,000+ ft. for recovery.

Dozy, edited/re-posted for clarity.

With weights, CG,...
Forum: Tech Log
30th Mar 2012, 06:31
Replies: 1,353
Views: 298,288
Posted By PJ2

TTex600; Yes, Expressway 31, thank you. We...

TTex600;

Yes, Expressway 31, thank you. We used the FDM program to monitor these approaches (de-identified) and then picked a gold standard, hand-flown approach, turned it into an animation and...
Forum: Tech Log
30th Mar 2012, 01:26
Replies: 1,353
Views: 298,288
Posted By PJ2

roulishollandais; Re, "As any dynamic...

roulishollandais;

Re, "As any dynamic system, the AF447 effective aircraft has mandatory two qualities :
"1. it must be observable
"2. it must be controlable"

Je'm'excuse - Please forgive...
Forum: Tech Log
29th Mar 2012, 21:20
Replies: 1,353
Views: 298,288
Posted By PJ2

thanks mm43. Takata's #1692 is also interesting...

thanks mm43. Takata's #1692 is also interesting in that it touches on the baro-inertial vertical speed parameter! HtB...wait!...there's more! ;-)

Dozy, gums, nice to see you back for a visit and...
Forum: Tech Log
29th Mar 2012, 16:34
Replies: 1,353
Views: 298,288
Posted By PJ2

RRR; (like the handle...) After...

RRR; (like the handle...)



After one's initial PPC on a new type, approach-to-stall training is not required by the CARS (Canadian Air Regs):

(e) Manoeuvres
(i) At least...
Forum: Tech Log
29th Mar 2012, 00:48
Replies: 1,353
Views: 298,288
Posted By PJ2

RR_NDB; I try very hard to leave hindsight...

RR_NDB;

I try very hard to leave hindsight bias behind and go where the available evidence and my experience and knowledge of the airplane take my thoughts. It doesn't always work, so...
Forum: Tech Log
28th Mar 2012, 16:34
Replies: 1,353
Views: 298,288
Posted By PJ2

Hello RR_NDB; The context of the...

Hello RR_NDB;



The context of the question, "why?" is Phase 2 (as stated in IR3) of this accident: Why the pitch-up and then the continued pitch-up post-apogee? So, yes, there are remaining...
Forum: Tech Log
28th Mar 2012, 01:52
Replies: 1,353
Views: 298,288
Posted By PJ2

Lyman, re, "I don't see the problem." Nor do I,...

Lyman, re, "I don't see the problem." Nor do I, bearing in mind the broader question regarding the availability of the displays which I think is in keeping with the second of the three phases of this...
Showing results 1 to 35 of 50
 
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