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9th Oct 2020, 09:30
Replies: 232
Views: 77,738
Posted By Volume

It is relatively simple maths, if you want to...

It is relatively simple maths, if you want to have the required thrust the engine will have such a large diameter, that the real challange will be designing the landing gear. It is a bit like the 737...
15th Sep 2020, 06:51
Replies: 723
Views: 295,056
Posted By Volume

In GA you barely fly in the jetsstream with 100+...

In GA you barely fly in the jetsstream with 100+ knots of wind speed...
This is just another "good weather umbrella" that will fail wenever it is really required.
15th Sep 2020, 06:47
Replies: 107
Views: 65,418
Posted By Volume

Well, obviously somebody in design did not expect...

Well, obviously somebody in design did not expect that shims beyond a certain thickness may sometimes be required...
It clearly is a quality issue if (to get the job done...) workers in final...
14th Sep 2020, 08:18
Replies: 107
Views: 65,418
Posted By Volume

The issue is not necessarily quality issues in...

The issue is not necessarily quality issues in production.
Whatever part you manufacture, you will have tolerances. It is unavoidable. Especially if you assemble a complex machine from thousands of...
13th Jul 2020, 07:05
Replies: 1,668
Views: 2,737,437
Posted By Volume

Certain trains between airport terminals run...

Certain trains between airport terminals run autonomous since 20 years... Not at all the same technology you would need for autonomous flight.
But maybe we do not need it anyway, as our conventional...
24th Jun 2020, 13:53
Replies: 1,668
Views: 2,737,437
Posted By Volume

Just to get all pieces of the puzzle together... ...

Just to get all pieces of the puzzle together...
Does anybody have experience how strict Pakistan ATC is about the maximum speed of 250kt below FL100 ?
I know it is the rule almost everywhere, but...
2nd Jun 2020, 11:40
Replies: 1,668
Views: 2,737,437
Posted By Volume

Actually that explenation may not be 100%...

Actually that explenation may not be 100% correct....
Yes, drag increases with the square of IAS, but so does lift. And lift always (+/- a few percent) has to equal weigt, hence you can not vary...
8th Sep 2019, 21:14
Replies: 170
Views: 207,223
Posted By Volume

CFD has improved dramatically so things may...

CFD has improved dramatically so things may change soon, but traditionally the final loads required for the ultimate load tests are only available after test flights.
All tests which clear the...
8th Sep 2019, 06:08
Replies: 170
Views: 207,223
Posted By Volume

Frames were changed from sheet metal to milled...

Frames were changed from sheet metal to milled aluminum and reduced by 2" thickness each, giving a total of 4" additional space.
So they might be as strong as on the "traditional" 777 but more...
15th Aug 2019, 08:00
Replies: 239
Views: 276,501
Posted By Volume

VMC, level fields ahead, the chances were much...

VMC, level fields ahead, the chances were much better than in the lottery.
Still a great job. This is why we have humans sitting in row zero.

IMC/Night, build up areas around the airport and the...
15th Jul 2019, 09:58
Replies: 9
Views: 7,371
Posted By Volume

Old CEO, another nonsense ?

Old
CEO,
another
nonsense ?
20th May 2019, 08:58
Replies: 483
Views: 966,874
Posted By Volume

And the massive airflow from the running engines...

And the massive airflow from the running engines allowed perfect atomisation of the fuel burning at a much higher rate and with much more heat generated than a burning puddle on the tamac, once the...
17th May 2019, 14:47
Replies: 42
Views: 16,924
Posted By Volume

The wing is one piece with a center joint. Once...

The wing is one piece with a center joint. Once joined, it is mounted under the fuselage by a small number of fittings only, fairly easy to separate again..You may call that 2 piece as well... But...
9th May 2019, 10:09
Replies: 483
Views: 966,874
Posted By Volume

Agreed, but that does not change the fact, that...

Agreed, but that does not change the fact, that people are breaking the law when they do not follow these lawful instructions, and if again and again this is not punished, people learn even more to...
7th May 2019, 16:48
Replies: 483
Views: 966,874
Posted By Volume

We will learn how much g the passengers in the...

We will learn how much g the passengers in the back experienced, and how likely many of them were not able to move any more, and therefore unable to evacuate even in 90 seconds..
If you look at the...
24th Apr 2019, 10:18
Replies: 46
Views: 40,128
Posted By Volume

At that time, the alternatives (767, 747, L1011,...

At that time, the alternatives (767, 747, L1011, DC-10/MD-11...) offered more space for the passengers.
Today with 10 abreast 777, 9 abreast 787 and A330neo the A321XLR actually offers wider seats...
2nd Apr 2019, 11:15
Replies: 80
Views: 62,920
Posted By Volume

See this chart...

See this chart (https://www.egelsbach-airport.com/pdf/aip_H4/AIP_VFR_5.pdf) for details of the airspace situation. Egelsbach 08 approach is under the departure path of EDDF runway 18.
Lack of...
27th Mar 2019, 07:58
Replies: 5,120
Views: 10,608,040
Posted By Volume

I agree that it is an art, but not as much as to...

I agree that it is an art, but not as much as to find the perfect location for static pressure sensors and to calibrate those. Luckily we have some "artists" around who understand this type of...
22nd Mar 2019, 09:40
Replies: 5,120
Views: 10,608,040
Posted By Volume

There needs to be an FMEA which understands the...

There needs to be an FMEA which understands the Pilot as being part of the system !
There is extensive FMEA/SSA work done for development and certification of aircraft, but it focusses on the...
21st Mar 2019, 10:21
Replies: 5,120
Views: 10,608,040
Posted By Volume

Once aircraft were designed to meet the...

Once aircraft were designed to meet the certification requirements, now authorities struggle to keep their rules current with all the new inventions of industry incompatible with existing...
14th Mar 2019, 23:29
Replies: 5,120
Views: 10,608,040
Posted By Volume

A lot of "progress" happened since the 172......

A lot of "progress" happened since the 172... Modern Pilots rely a lot on Autotrim, all Airbus FBW aircraft can be flown completely ignoring the trim. Maybe this even is a good idea, as it makes the...
13th Mar 2019, 20:37
Replies: 921
Views: 2,213,318
Posted By Volume

Not from my jumpseat experience. Maybe 30% of the...

Not from my jumpseat experience. Maybe 30% of the pilots do actually use them.
Having some poor weather ahead with a lot of red on the radar however, I would expect most of them to strap in properly.
26th Feb 2019, 13:51
Replies: 921
Views: 2,213,318
Posted By Volume

What happens to a satcom connection if you do not...

What happens to a satcom connection if you do not fly straight & level...
Such systems would produce zetabytes of data every day documenting fine flights, and fail exactly when it is needed.

...
26th Feb 2019, 06:34
Replies: 921
Views: 2,213,318
Posted By Volume

Except for some russian models, most aircraft...

Except for some russian models, most aircraft have single jacks with dual (concentric) spindles and dual drive.
Some have dual nuts in which the spindle (or balls) do run, but even those can wear at...
6th Feb 2019, 08:36
Replies: 62
Views: 97,253
Posted By Volume

For the next generation of rules and aircraft it...

For the next generation of rules and aircraft it may be wort rethinking the auto-rudder-trim vs. dead foot - dead engine philosophy...
Nothing is as clear to understand as tactile indications....
Showing results 1 to 25 of 1000
 


 
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