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Search: Posts Made By: Ian W
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28th May 2020, 14:31
Replies: 141
Views: 66,220
Posted By Ian W

I have just had to book a business trip domestic...

I have just had to book a business trip domestic from Florida to Dulles. All the airlines are acting as if getting pax back on the aircraft will be difficult and have reduced their flights to the...
8th Apr 2020, 20:50
Replies: 21
Views: 14,177
Posted By Ian W

There is more high value cargo space in a 748

There is more high value cargo space in a 748
12th Mar 2020, 17:38
Replies: 153
Views: 153,729
Posted By Ian W

This is explained via the link below ...

This is explained via the link below

#FlattenTheCurve

The idea is that reducing the peak load on the health services they will not break down.
11th Mar 2020, 13:43
Replies: 11
Views: 6,144
Posted By Ian W

There will not be any quarter given to Boeing for...

There will not be any quarter given to Boeing for even minor things. Expect fines if the font is wrong on a certification form. The FAA has the entire world's certification bodies looking over its...
27th Feb 2020, 17:17
Replies: 8
Views: 7,457
Posted By Ian W

It really doesn't matter what the model is being...

It really doesn't matter what the model is being used for the complexities are huge and assumptions are mostly invalid.
For example:

What is the location of a Korean flight attendant?
27th Feb 2020, 12:56
Replies: 8
Views: 7,457
Posted By Ian W

As the incubation time for COVID-19 can be as...

As the incubation time for COVID-19 can be as long as 3 weeks but the infectivity starts after 3 days and it is highly contagious (doesn't need many virus to actually infect) good luck with tracing...
27th Feb 2020, 12:44
Replies: 379
Views: 144,158
Posted By Ian W

Wing length? Wing flex? AUW? Fuel outboard?...

Wing length?
Wing flex?
AUW?
Fuel outboard?

(Questions, not statements)[/QUOTE]

Aircraft wings designed for winglets as opposed to 'after market' accessory addition.
20th Feb 2020, 15:07
Replies: 17
Views: 7,280
Posted By Ian W

Reuters/SeattleTImes...

Reuters/SeattleTImes (https://www.reuters.com/article/uk-ethiopia-airplane-forkner/boeing-texts-reveal-flawed-simulator-not-smoking-gun-ex-colleagues-idUSKBN1X1268)



So there was some...
14th Feb 2020, 17:38
Replies: 379
Views: 144,158
Posted By Ian W

The big problem with AI is that it is not coded...

The big problem with AI is that it is not coded and then verification tested at unit level, it is a program built by the Machine Learning. While the engineers working with the ML know how the ML is...
7th Feb 2020, 10:59
Replies: 7
Views: 5,525
Posted By Ian W

A quick and dirty fix is done by someone with a...

A quick and dirty fix is done by someone with a barrow and some melted pitch 'crack filling'. This can work reasonably well as a temporary fix, but in hot weather and when someone vents kerosene...
Forum: Tech Log
6th Feb 2020, 17:34
Replies: 44
Views: 7,697
Posted By Ian W

Don't forget the solar cells on the top of every...

Don't forget the solar cells on the top of every aircraft surface.

Battery technology does not have the energy density required for aircraft to climb to, let alone operate at, common fixed wing...
Forum: Tech Log
6th Feb 2020, 17:30
Replies: 2
EFB
Views: 953
Posted By Ian W

I can't help you directly. But the current...

I can't help you directly. But the current thinking on new concepts is that EFB's would be used continually during the flight for negotiating trajectories/flight plans and receiving weather and...
5th Feb 2020, 08:34
Replies: 76
Views: 32,969
Posted By Ian W

If each reannouncement is linked to an unforeseen...

If each reannouncement is linked to an unforeseen action/decision by the regulator(s) then all that was given was the best information at the time.
3rd Feb 2020, 12:07
Replies: 76
Views: 32,969
Posted By Ian W

Running a business like Boeing requires that the...

Running a business like Boeing requires that the beancounters go for 'long term greed'. Unfortunately, as with many companies they are aiming at short term greed and end of year bonuses which only...
30th Jan 2020, 19:37
Replies: 29
Views: 11,397
Posted By Ian W

It may actually go the opposite way if UK...

It may actually go the opposite way if UK CAA/NATS is savvy about things. There are several research papers analyzing the impact of the Free Route Airspace over mainland Europe and the flight miles...
30th Jan 2020, 12:08
Replies: 29
Views: 11,397
Posted By Ian W

I think NATS is up to speed on multi-airport...

I think NATS is up to speed on multi-airport sequencing they have also extended the sequencing out into adjacent FIR/UIR see:

Cross border arrival management ...
Forum: Tech Log
29th Jan 2020, 19:17
Replies: 43
Views: 10,884
Posted By Ian W

I would think that in any aircraft with 100+ pax,...

I would think that in any aircraft with 100+ pax, there will be at least one cell phone left operating for the entire flight. Pax boards goes to window seat pulls down blind (de-rigeur these days)...
28th Jan 2020, 18:18
Replies: 29
Views: 11,397
Posted By Ian W

The change to SIDs and STARS or adding a new...

The change to SIDs and STARS or adding a new approach pattern for a developing airport is minor., If you look at the overall design of the UK airspace route structures it has not altered...
28th Jan 2020, 15:36
Replies: 17
Views: 5,708
Posted By Ian W

It seems that where Influenza has a mortality...

It seems that where Influenza has a mortality rate of 0.1% initial assessments of Coronavirus are 3% the infectiousness may also be higher - Spanish Flu of 1918 had mortality rate of 2,5% so lower...
28th Jan 2020, 13:21
Replies: 17
Views: 5,708
Posted By Ian W

The information is available but you are looking...

The information is available but you are looking at an incomplete set of contacts.

Pax infected 5 days ago - now infectious and is shedding virus but is currently asymptomatic - had left Wuhan...
27th Jan 2020, 20:59
Replies: 29
Views: 11,397
Posted By Ian W

If you think about it 60 years since the last...

If you think about it 60 years since the last change effectively means since the Patch Report in 1961. Super Constellations were still operating and the military had Meteors, Vampires and Hawker...
23rd Jan 2020, 17:42
Replies: 156
Views: 53,893
Posted By Ian W

Switching off stab trim (Stab Trim Cut Out...

Switching off stab trim (Stab Trim Cut Out Switches) prevents any stab trimming and that stopped Version 1 MCAS having any effect. So it may have been running inside the STS subsystems - but it could...
23rd Jan 2020, 15:51
Replies: 73
Views: 19,749
Posted By Ian W

Meanwhile in other news... ...

Meanwhile in other news...



Disease Burden of Influenza | CDC (https://www.cdc.gov/flu/about/burden/index.html)

Better the devil you know?
Forum: Tech Log
21st Jan 2020, 18:12
Replies: 60
Views: 20,477
Posted By Ian W

Like this system you mean?...

Like this system you mean? (https://www.thepeaches.com/bios/Boeing.htm)
Forum: Tech Log
21st Jan 2020, 18:03
Replies: 60
Views: 20,477
Posted By Ian W

Possibly as a commercial PC chip but there are...

Possibly as a commercial PC chip but there are manufacturers making 80286 boards as aviation uses a lot of them. The reason is that in the late 1980's the safety people in aviation were really taken...
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