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Search: Posts Made By: SteinarN
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11th Apr 2022, 08:22
Replies: 563
Views: 944,619
Posted By SteinarN

Leeham in a subscription article states that...

Leeham in a subscription article states that investigators are leaning towards suicide as the cause of the crash.


...
31st Mar 2022, 09:57
Replies: 563
Views: 944,619
Posted By SteinarN

Well, I think it is generally accepted that the...

Well, I think it is generally accepted that the third pilot on the Qantas A380 uncontained engine incident was extremely usefull in securing a positive outcome and bringing the aircraft safely down...
30th Mar 2022, 15:09
Replies: 563
Views: 944,619
Posted By SteinarN

I think something like this could easily have...

I think something like this could easily have been the triggering cause for the crash. Except no clutch slippage but some other reason for asymetric thrust. Or at least one of several more likely...
28th Mar 2022, 13:58
Replies: 563
Views: 944,619
Posted By SteinarN

I made an argument the left roll (there can be no...

I made an argument the left roll (there can be no doubt that a left roll was the start of the flight path deviation) could most likely be caused by either an uncommanded rudder movement or an engine...
Forum: Jet Blast
24th Mar 2022, 20:26
Replies: 101
Views: 34,773
Posted By SteinarN

Antonov have taken the initiative to restore the...

Antonov have taken the initiative to restore the An-225 Mriya. They say it is important for several reasons....
22nd Mar 2021, 19:33
Replies: 7
Views: 5,210
Posted By SteinarN

It seems like there was not much flaps extended. ...

It seems like there was not much flaps extended.
Could it be a hydraulic failure affecting both the gear and flaps?
22nd Feb 2021, 13:49
Replies: 84
Views: 37,384
Posted By SteinarN

osborne And you could have mentioned the A220...

osborne
And you could have mentioned the A220 that Airbus got almost for free too.

Boeing have one modern and highly competive aircraft family, the nine abreast B787. I will say the modern ten...
13th Feb 2021, 12:01
Replies: 848
Views: 866,337
Posted By SteinarN

Very interesting. We have heard here that the...

Very interesting.
We have heard here that the crew should have noticed the large control wheel movement before the AP disconnected.
The aircraft was supposed to turn right in the timeframe just...
11th Feb 2021, 12:46
Replies: 848
Views: 866,337
Posted By SteinarN

We have a good idea they was comunicating with...

We have a good idea they was comunicating with ATC several times, they was configuring the aircraft for cruise, they was manipulating the AP for heading AND level change, they certainly have been...
11th Feb 2021, 09:27
Replies: 130
Views: 43,967
Posted By SteinarN

Ok. No thinking required, only follow...

Ok.
No thinking required, only follow predetermind rules, sounds good....
Now we can expand those no-thinking-rules to all parts of the flight, easy....
Then we have no-thinking for the full...
10th Feb 2021, 14:36
Replies: 848
Views: 866,337
Posted By SteinarN

Old King Coal Is that your pic? Does it happen...

Old King Coal
Is that your pic? Does it happen the levers are that much split with the same N1?
10th Feb 2021, 07:19
Replies: 848
Views: 866,337
Posted By SteinarN

Left engine thrust lever and corresponding left...

Left engine thrust lever and corresponding left engine N1 decreasing. Pilots preocupied with ATC communication and bad weather, requesting heading change due to weather and then ATC ordering leveling...
11th Jan 2021, 00:54
Replies: 848
Views: 866,337
Posted By SteinarN

tdracer I agree. Peter Lemme at...

tdracer

I agree.

Peter Lemme at Satcomguru are open for the idea that the data so far (ADSB data) might suggest that the aircraft may have rolled to the left, through inverted and nearing wings...
10th Jan 2021, 14:15
Replies: 848
Views: 866,337
Posted By SteinarN

I tend to agree with your guess that the...

I tend to agree with your guess that the aircrafts initial departure from normal flight was a left bank past 90 degree with an increasing nose down (relative to the horizon) attitude.
We will soon...
21st Jul 2020, 10:43
Replies: 1,269
Views: 999,446
Posted By SteinarN

According to Leeham News and Analysis...

According to Leeham News and Analysis (https://leehamnews.com/2020/07/21/hotr-norwegian-claims-1bn-in-damages-from-boeing/), Norwegian have filed a claim against Boeing for more than US$1B.
The...
27th Feb 2020, 08:38
Replies: 20
Views: 12,177
Posted By SteinarN

procede The number of accidents will go up...

procede

The number of accidents will go up by 1 as you say. But the number of flights will not increase that much as the Max was flying for only eleven weeks in 2019.

But you are right, the...
27th Feb 2020, 05:53
Replies: 20
Views: 12,177
Posted By SteinarN

And next year that graph will go off the scale at...

And next year that graph will go off the scale at a value of around 13...
28th Jan 2020, 17:19
Replies: 152
Views: 63,756
Posted By SteinarN

And one other point; had the pilots done...

And one other point;
had the pilots done absolutely nothing then the plane would have continued flying level and straight. It was the action from the pilots that actually brought it down. And even...
27th Jan 2020, 20:29
Replies: 99
Views: 111,631
Posted By SteinarN

Exactly my thought too. There is a lot of black...

Exactly my thought too.
There is a lot of black soot on the upper left side of the vertical stabilizer. But there is no sign on the ground of any fire in that area.
9th Jan 2020, 14:47
Replies: 683
Views: 1,661,150
Posted By SteinarN

Yes. And the mics would pick up sounds from...

Yes. And the mics would pick up sounds from explosions too, be it engine explosions or other external explosions.
22nd Dec 2019, 18:46
Replies: 288
Views: 342,253
Posted By SteinarN

Some more, actually the complete nytimes piece,...

Some more, actually the complete nytimes piece, sorry for the formatting;

"The global grounding of the 737 Max...
30th Oct 2019, 17:46
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

Damn, Mr Cohen REALLY gave it to Muilenburg :E

Damn, Mr Cohen REALLY gave it to Muilenburg :E
30th Oct 2019, 15:58
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

Is there a link to todays hearing?

Is there a link to todays hearing?
23rd Oct 2019, 12:51
Replies: 19
Views: 11,181
Posted By SteinarN

Boeing to cut 787 output from 14 to 12 monthly from late 2020

According to Leeham, Boeing is going to cut 787 production for two years citing global trade environment (read: Trump)

Boeing then seems to plan to increase production again from late 2022. But to...
21st Oct 2019, 10:59
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

Wasn't the need to extend MCAS to the low speed...

Wasn't the need to extend MCAS to the low speed 1G region only discovered fairly late in the flight test campaign? I am sure I've read that from a reliable(?) source, could be Leeham or SatcomGuru....
7th Sep 2019, 19:53
Replies: 170
Views: 213,666
Posted By SteinarN

I would say redesigning the fuselage frames...

I would say redesigning the fuselage frames making the frame height lower but probably increase the thickness of the material in the frame in order the make the cabin wider is a significant...
5th Sep 2019, 10:09
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

As i said, I had to make several assumptions, the...

As i said, I had to make several assumptions, the most major assumption was at what AOA the MCAS starts, and at what AOA MCAS reaches its full travel. If MCAS starts putting in AND at 10 degrees AOA...
5th Sep 2019, 09:37
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

A couple months ago I tried to make a...

A couple months ago I tried to make a back-of-the-envelope calculation on what the elevator forces/positions would be in the 10-14 AOA region. Ofc I had to make several assumptions, like that the...
4th Sep 2019, 13:03
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

And at the same time Boeing obviously did NOT...

And at the same time Boeing obviously did NOT expect the pilots do diagnose a correct MCAS activation in a real high AOA event as trim runaway. How did Boeing figure this out, that the pilots would...
22nd Jul 2019, 17:22
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

The first Ariane 5 launch failure in the 90's...

The first Ariane 5 launch failure in the 90's would be a prime example for just such a software error.
10th Jul 2019, 11:40
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

That is correct. There is several...

That is correct.

There is several similarities between those two professions.

The control software of complicated refrigeration plants occasionally contains one or more serious flaws.
The...
9th Jul 2019, 21:41
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

737 driver to name one was very assertive about...

737 driver to name one was very assertive about just that. He made it sound so easy, too easy in my view.
8th Jul 2019, 14:23
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

Very interesting. So, lets say the pilots...

Very interesting.

So, lets say the pilots mismanages the speed, for example autothrottle disconnected without pilots noticing. Speed decayes, AOA increases, passes MCAS treshold, MCAS start to put...
8th Jul 2019, 07:11
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

MCAS is a lot faster, actually 50 percent faster....

MCAS is a lot faster, actually 50 percent faster. It trims at 0.27 units/second versus main electric trim at 0.18 units/second with flaps up.

So, 9.2 seconds MCAS needs a whopping 13.8 seconds of...
5th Jul 2019, 04:42
Replies: 4,656
Views: 4,518,673
Posted By SteinarN

I saw your post before it got deleted. Try to...

I saw your post before it got deleted. Try to post it again. It was a factual mathematical chart, should be no reason whatsoever to delete it.
Showing results 1 to 35 of 141
 


 
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