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Search: Posts Made By: Goldenrivett
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Forum: Tech Log
20th Apr 2022, 16:11
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

Would you call a B737-300 a normal aircraft?...

Would you call a B737-300 a normal aircraft? Would you think the crew of a B737 would recognise the pitch trim winding slowly backwards with the AP engaged on an ILS APP as the speed reduced? I...
Forum: Tech Log
17th Apr 2022, 11:43
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

I disagree. The aircraft trimmed full nose up in...

I disagree. The aircraft trimmed full nose up in response to the co-pilot's continuous back stick demand for more nose up.

One of the holes in the cheese could have been closed with "active side...
Forum: Tech Log
10th Aug 2017, 10:10
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

Hi Uplinker. I agree the stall warning...

Hi Uplinker.

I agree the stall warning should be "shaker". When the flight deck of AF447 was swamped with visible warnings and a continuous audible "C Chord" altitude deviation warning, I guess...
Forum: Tech Log
19th Jul 2017, 21:54
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

That was the BEA recommendation in 2012. See...

That was the BEA recommendation in 2012.

See Page 210. https://www.bea.aero/docspa/2009/f-cp090601.en/pdf/f-cp090601.en.pdf
4.3.7 Ergonomics
The crew did not de-activate the flight directors and...
Forum: Tech Log
17th Jul 2017, 07:59
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

I suggest you read the accident reports before...

I suggest you read the accident reports before posting.

Page 89. https://www.bea.aero/docspa/2009/f-cp090601.en/pdf/f-cp090601.en.pdf
"The activations of the warning picked up by the CVR were...
Forum: Tech Log
16th Jul 2017, 18:25
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

Have you actually bothered to read the accident...

Have you actually bothered to read the accident reports?
Page 29, 30 & 31.
https://www.bea.aero/docspa/2009/f-cp090601e3.en/pdf/f-cp090601e3.en.pdf
Forum: Tech Log
7th Jun 2017, 21:51
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

Looking at your location, it appears you didn’t...

Looking at your location, it appears you didn’t design an aircraft system without feed back between the pilot's controls, and with a stabiliser auto trim system which continues to trim whilst stalled.
Forum: Tech Log
2nd Oct 2016, 08:08
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

AI has already considered the problem and is...

AI has already considered the problem and is trialling new FWC software:
See post #1100

"STALL WARNING enhancement: Stall warning will work when:
Undetected erroneous computation of pitot...
Forum: Tech Log
24th Sep 2016, 07:51
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

The crew were certainly very confused but I...

The crew were certainly very confused but I believe the Captain would have recognised that they were stalled if the aircraft had this new FWC installed.

"STALL WARNING enhancement: Stall warning...
Forum: Tech Log
19th Mar 2015, 13:49
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

I will rephrase my answer. The FCS doesn't...

I will rephrase my answer.
The FCS doesn't ignore the input - it sums both active side sticks (which are moving together) it doesn't matter if the other pilot is moving the side stick or not.
Forum: Tech Log
19th Mar 2015, 12:25
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

Just a guess but how about something like: ...

Just a guess but how about something like:

When both Active Side Sticks move together, the inputs are summed and the controls move the normal amount (full & free).
If the override button is...
Forum: Tech Log
16th Feb 2015, 20:47
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

Better tell BAE they are wasting their time then....

Better tell BAE they are wasting their time then.

"The biggest drawback of the “passive” sidesticks now used in civil aircraft is the lack of control feedback from the aircraft or the other...
Forum: Tech Log
16th Feb 2015, 07:36
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

"However, the bank angle increased continuously...

"However, the bank angle increased continuously up to approx. 22°. With the commander’s call out :“I can’t do anything more“ the first officer took over the controls with the words “I have control“...
Forum: Tech Log
15th Feb 2015, 09:23
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

vilas, I agree. But how do you detect it...

vilas,

I agree. But how do you detect it early if you don't have active side stick controls fitted? See Page 4.
http://icatee.org/wp-content/uploads/2012/06/f-zu110722en.pdf

"At 1 h 00 min 27...
Forum: Tech Log
24th Jan 2015, 15:54
Replies: 1,678
Views: 534,415
Posted By Goldenrivett

Hi Clandestino, "The trimmed position of the...

Hi Clandestino,

"The trimmed position of the stabiliser, combined with the selection of maximum thrust, overwhelmed the available elevator authority."...
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