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Search: Posts Made By: PJ2
Showing results 1 to 35 of 48
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Forum: Tech Log
25th Mar 2013, 14:43
Replies: 1,064
Views: 186,605
Posted By PJ2

franzl; Re, "now tell me what will change and...

franzl;
Re, "now tell me what will change and who will initiate the change? there are lots of saying like ..... my company is doing that and that .......i practice that and that.... and so on."...
Forum: Tech Log
24th Mar 2013, 21:33
Replies: 1,064
Views: 186,605
Posted By PJ2

franzl; The notion of "amoral calculation"...

franzl;

The notion of "amoral calculation" was discussed in Diane Vaughn's work, "The Challenger Launch Decision: Risky Technology, Culture and Deviance at NASA". The notion expresses the common...
Forum: Tech Log
22nd Mar 2013, 19:20
Replies: 1,064
Views: 186,605
Posted By PJ2

Lonewolf_50, here's a link...

Lonewolf_50, here's a link (http://media.aerosociety.com/news/2013/03/22/airbus-and-boeing-deliver-joint-lecture-at-raes-hq/8172/) to the RAeS site discussing the preso...haven't had a chance to...
Forum: Tech Log
8th Mar 2013, 07:02
Replies: 1,064
Views: 186,605
Posted By PJ2

Lyman, entropy is everywhere... :)

Lyman, entropy is everywhere... :)
Forum: Tech Log
7th Mar 2013, 19:47
Replies: 1,064
Views: 186,605
Posted By PJ2

Not here. There are no protections in Alternate &...

Not here. There are no protections in Alternate & Direct Laws. Neither QF72 nor the THY A340 zoom-climb...
Forum: Tech Log
6th Mar 2013, 22:51
Replies: 1,064
Views: 186,605
Posted By PJ2

Lonewolf_50; I think these are good questions /...

Lonewolf_50;
I think these are good questions / discussions on important & relevant matters which still have lessons to teach even as AF447 has been thoroughly dissected, (same thread, for context -...
Forum: Tech Log
6th Mar 2013, 15:33
Replies: 1,064
Views: 186,605
Posted By PJ2

3holelover; Yessir, that's what the display...

3holelover;
Yessir, that's what the display says and you've understood it correctly.

It has never been my sense that an AoA indication somewhere on the forward panel or screen real estate would...
Forum: Tech Log
6th Mar 2013, 00:17
Replies: 1,064
Views: 186,605
Posted By PJ2

gums; Re, "A PAR was so easy it felt like...

gums;

Re, "A PAR was so easy it felt like cheating." :ok:

Yessir, done them very occasionally in the DC9. Aside from Canarsies onto 31R, that was a leg to get!

I must be out to lunch as...
Forum: Tech Log
5th Mar 2013, 21:05
Replies: 1,064
Views: 186,605
Posted By PJ2

Hi Lyman; Yes, that's what I'd figured was...

Hi Lyman;

Yes, that's what I'd figured was in mind as I know AoA can't be derived from any other flight or system parameters.

I do think that someone "tuned in" to his/her airplane could make...
Forum: Tech Log
5th Mar 2013, 17:31
Replies: 1,064
Views: 186,605
Posted By PJ2

Of possible interest is the UAS table below from...

Of possible interest is the UAS table below from the A320, dated April, 1991. The table clearly provides pitch and power settings for all regimes of flight. This checklist is in contrast with what...
Forum: Tech Log
5th Mar 2013, 17:09
Replies: 1,064
Views: 186,605
Posted By PJ2

hi gums; Yes, the gang's all here, but only...

hi gums;
Yes, the gang's all here, but only momentarily!Yes, I understand that, we've discussed that and I even had posted a schematic showing how AoA can be roughly approximated (while not...
Forum: Tech Log
4th Mar 2013, 20:01
Replies: 1,064
Views: 186,605
Posted By PJ2

Regards, Dozy; "The old-fashioned way" then...

Regards, Dozy;
"The old-fashioned way" then being just a reference to the way trim is handled - okay thanks for your clarification - I hadn't read carefully enough. In other words, use the...
Forum: Tech Log
4th Mar 2013, 17:58
Replies: 1,064
Views: 186,605
Posted By PJ2

Hi Lyman; Re your observation in Post #816...

Hi Lyman;

Re your observation in Post #816 that, "AoA can be derived, . . ."

Hm, I don't think so. I'm not an aeronautical engineer but how can AoA be "derived"?

Lonewolf_50;

Re, "How do...
Forum: Tech Log
1st Mar 2013, 00:30
Replies: 1,064
Views: 186,605
Posted By PJ2

"One sidestick at the forward stop and the other...

"One sidestick at the forward stop and the other at the rearward stop equates to both neutral sticks regardless of the force (pressure/torque) applied, does it not? "

Yes, that's correct. I...
Forum: Tech Log
24th Feb 2013, 07:40
Replies: 1,064
Views: 186,605
Posted By PJ2

jcjeant; Thanks, now I see! Below is...

jcjeant;

Thanks, now I see!

Below is an image of the PFD in Normal Law.

In Normal Law there is a green symbol which resembles an equal sign ( = ) which indicates when the VMO (or equivalent...
Forum: Tech Log
23rd Feb 2013, 21:56
Replies: 1,064
Views: 186,605
Posted By PJ2

jcjeant, probably me but I have no idea what...

jcjeant, probably me but I have no idea what you're talking about, sorry.
Forum: Tech Log
23rd Feb 2013, 16:10
Replies: 1,064
Views: 186,605
Posted By PJ2

Hi mm43; It's my general impression that the...

Hi mm43;

It's my general impression that the circumstances faced by the two First Officers went rapidly beyond their experience and their training. I think this was partly due to the absence of a...
Forum: Tech Log
23rd Feb 2013, 00:33
Replies: 1,064
Views: 186,605
Posted By PJ2

Dozy; As a refresher, the altimeter scale is...

Dozy;

As a refresher, the altimeter scale is displayed in white, the digital numbers in green, all against a gray background.

The analog vertical speed needle is green and the scale is white on...
Forum: Tech Log
21st Feb 2013, 23:39
Replies: 1,064
Views: 186,605
Posted By PJ2

Hi Chris; Re the longer period - the...

Hi Chris;

Re the longer period - the reduction in indicated altitude lasted about 12 seconds with its lowest point about 2-3 seconds after the loss of speed indication and A/P-A/T disconnection. ...
Forum: Tech Log
21st Feb 2013, 20:40
Replies: 1,064
Views: 186,605
Posted By PJ2

Hello Chris; Yes, I think there is something...

Hello Chris;
Yes, I think there is something to that in examining the data in the initial 12 to 14 seconds of the initiating (UAS) event. However, the altitude indication returned to FL350 within...
Forum: Tech Log
21st Feb 2013, 16:20
Replies: 1,064
Views: 186,605
Posted By PJ2

Lonewolf_50; I agree. Of more...

Lonewolf_50;
I agree.

Of more importance, and to Lyman's observation of the crew's comment regarding having been "nose-up 'for a while' ", the inability on the part of all three crew members to...
Forum: Tech Log
2nd Jan 2013, 06:39
Replies: 1,064
Views: 186,605
Posted By PJ2

HN39; Re, "Could the PF have been looking...

HN39;

Re, "Could the PF have been looking outside and, aquiring some visual references, attempted to fly by those?",

Almost certainly no, he's not flying or attempting to fly clear of cloud by...
Forum: Tech Log
25th Sep 2012, 18:17
Replies: 1,064
Views: 186,605
Posted By PJ2

roulishollandais; Thank you for this...

roulishollandais;

Thank you for this information.

"This decision is an important point for AF447 and the future aviation crashes."

Indeed.
Forum: Tech Log
25th Sep 2012, 15:53
Replies: 1,064
Views: 186,605
Posted By PJ2

Hunter58; Thanks for your response. ...

Hunter58;

Thanks for your response.

Regarding "management" and "Flight Operations Management" - First, as the CEO goes so goes the airline's corporate culture and priorities. If the CEO...
Forum: Tech Log
24th Sep 2012, 16:24
Replies: 1,064
Views: 186,605
Posted By PJ2

Lonewolf 50; Yes - and this is what the FCTM...

Lonewolf 50;

Yes - and this is what the FCTM on Unreliable Airspeed describes; small adjustments, wait...etc

Possibly. Not all transport pilots are familiar with the indication and so it...
Forum: Tech Log
22nd Sep 2012, 23:32
Replies: 1,064
Views: 186,605
Posted By PJ2

Sorry Lyman I don't understand your question or...

Sorry Lyman I don't understand your question or point about "being in tune with what we know of Airbus fbw", or your observation, "Tiny movements on the stick are not available Only tiny trim...
Forum: Tech Log
22nd Sep 2012, 21:16
Replies: 1,064
Views: 186,605
Posted By PJ2

You're welcome TTex - yeah, I recall the 320 was...

You're welcome TTex - yeah, I recall the 320 was quite different than the 330/340.

Like gums says, tiny movements on the stick are all that are needed.
Forum: Tech Log
22nd Sep 2012, 21:05
Replies: 1,064
Views: 186,605
Posted By PJ2

Yes, correct. I used the word "attitude" loosely...

Yes, correct. I used the word "attitude" loosely but not in reference to what the fbw laws attempt to maintain. To put it straightforwardly, they maintain Nz and roll rate - no input, no change, so...
Forum: Tech Log
21st Sep 2012, 16:47
Replies: 1,064
Views: 186,605
Posted By PJ2

Hello gums; Re, "So question is: does HAL...

Hello gums;

Re, "So question is: does HAL keep commanding the last A/P inputs or not?"

No, it doesn't. As you'd expect, AP orders stop the moment it disconnects.

However, flight control...
Forum: Tech Log
21st Sep 2012, 15:05
Replies: 1,064
Views: 186,605
Posted By PJ2

TTex600; "Now can we get back to chasing our...

TTex600;
"Now can we get back to chasing our tails to understand why 228 people died?"

:ok:
Forum: Tech Log
18th Sep 2012, 19:05
Replies: 1,064
Views: 186,605
Posted By PJ2

OK465; QRH, Ch.5, "Flight Control...

OK465;

QRH, Ch.5, "Flight Control Architecture".



http://www.smugmug.com/photos/i-QjmbNFp/0/X2/i-QjmbNFp-X2.jpg
Forum: Tech Log
1st Sep 2012, 19:40
Replies: 1,064
Views: 186,605
Posted By PJ2

OK465, I can't speak to the method used to bring...

OK465, I can't speak to the method used to bring about the UAS event. The FPV was available during the descent as, (I believe) one ADR was reinstated.

We just had chalk and a board for the DC8...
Forum: Tech Log
1st Sep 2012, 16:01
Replies: 1,064
Views: 186,605
Posted By PJ2

OK465; No, I don't know whether we had 330kt...

OK465;

No, I don't know whether we had 330kt gains. I'm probably not providing sufficient information but the exercise began at cruise speed, (273kts), I believe the sim/check pilot failed 3 ADRs...
Forum: Tech Log
1st Sep 2012, 14:49
Replies: 1,064
Views: 186,605
Posted By PJ2

OK465; In the sim exercises, the SS was held...

OK465;

In the sim exercises, the SS was held full forward to achieve about 10degND pitch. The THS followed up on the command and returned to about a -3deg position. Recovery took about 40 seconds....
Forum: Tech Log
31st Aug 2012, 20:45
Replies: 1,064
Views: 186,605
Posted By PJ2

HN39, O.G., my thanks for clarifying yet another...

HN39, O.G., my thanks for clarifying yet another item. For a pilot this is really interesting.

Apart from understanding how all this works, it leads me closer to conclusions that such knowledge...
Showing results 1 to 35 of 48
 
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