Search found 1009 matches

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by justloveplanes
Fri Feb 07, 2020 3:08 pm
Forum: Civil Aviation
Topic: Boeing 777X Testing/Production Thread - 2020
Replies: 1724
Views: 331580

Re: Boeing 777X Testing/Production Thread - 2020

Thats just nameplate. It might feasibly do . 85

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by justloveplanes
Mon Dec 23, 2019 7:14 pm
Forum: Civil Aviation
Topic: Boeing CEO resigns, David Calhoun named President and CEO
Replies: 300
Views: 39233

Re: Boeing CEO resigns, David Calhoun named President and CEO

Great news, now let the criminal proceedings begin! Hopefully we can see Muilenberg behind bars by next Christmas. As much as I am furious with how things went so bad at Boeing.... I think Muilenberg is a scapegoat. I firmly believe Jim McNerney was the start of a chain of messes that happened to t...

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by justloveplanes
Sat Dec 14, 2019 11:53 pm
Forum: Civil Aviation
Topic: Boeing Dreamliner Removal of Lightning Protection
Replies: 10
Views: 5277

Re: Boeing Dreamliner Removal of Lightning Protection

What happens if the Nitrogen system isnt working? Thats the biggest risk now per the article. The N2 suppression system needs to be redundant (who knows now) and treated like an engine out on failure. If the primary or backup fails, back to base immediately. The added foil protection IMHO was the b...

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by justloveplanes
Sun Dec 01, 2019 1:39 am
Forum: Civil Aviation
Topic: Pictures surfacing of 777X Sept Test Failure
Replies: 308
Views: 62080

Re: Pictures surfacing of 777X Sept Test Failure - they are Bad

Let me say this plainly, had they done the exact same scenario but only gone to 8psi it would not have failed. That's because you have to consider the full state of stress, not just the compression caused by the down bend of the fuselage. You have to note that it's also an elevated hoop tension str...

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by justloveplanes
Fri Nov 29, 2019 7:19 pm
Forum: Civil Aviation
Topic: Confirmed: Emirates cancels 6 77W and 24 777X; additional 11 777X are subject to reconfirmation
Replies: 62
Views: 19104

Re: Emirates may reduce 777X if situation continues

I don't see where the 787 variant is specified as the -9. EK had I believe also specified -10's?

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by justloveplanes
Thu Nov 28, 2019 12:32 pm
Forum: Civil Aviation
Topic: Pictures surfacing of 777X Sept Test Failure
Replies: 308
Views: 62080

Re: Pictures surfacing of 777X Sept Test Failure - they are Bad

[list=][/list] I hope aviation engineers can weigh in, but the keel of an airplane is one of the things that should never-ever fail. To be fair to Boeing, the article states they chose to stress the frame beyond what was required, (simultaneously stressing the wings and keel under high cabin pressur...

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by justloveplanes
Tue Nov 12, 2019 8:51 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 748946

Re: Boeing 737MAX Grounded Worldwide Q4 2019

So will these fixes solve the underlying problem that the MAX is an unstable airplane at baseline? So it'll still have a tendency to stall more often than comparable airplanes, right? So what's the software going to actually fix? It gives the authority back to the crew. In layman terms, Creepy McCa...

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by justloveplanes
Mon Nov 11, 2019 7:22 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 748946

Re: Boein byg 737MAX Grounded Worldwide Q4 2019

I am somewhat shocked that the FAA test flights have not been completed, we have seen a number of test flights with the MAX-7, is it that the FAA does not have the resources to conduct multiple examinations at the same time? The other interesting one...Boeing final submission to the FAA, according ...

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by justloveplanes
Mon Nov 11, 2019 6:54 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 748946

Re: Boeing 737MAX Grounded Worldwide Q4 2019

I am somewhat shocked that the FAA test flights have not been completed, we have seen a number of test flights with the MAX-7, is it that the FAA does not have the resources to conduct multiple examinations at the same time? The other interesting one...Boeing final submission to the FAA, according ...

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by justloveplanes
Sat Oct 19, 2019 6:58 pm
Forum: Civil Aviation
Topic: Boeing 777X Testing Thread - 2019
Replies: 1441
Views: 374672

Re: Boeing 777X Testing Thread - 2019

Edge control question on GE9X.....

It appears from a novice point of view that these controls allow a tighter fit from blades to casing, and hence more power. What are the safety implications if the controls stop working for x reason? Blades start breaking?

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by justloveplanes
Sat Oct 19, 2019 6:54 pm
Forum: Civil Aviation
Topic: Boeing 777X Testing Thread - 2019
Replies: 1441
Views: 374672

Re: Boeing 777X Testing Thread - 2019

Aside from Boeing, anything public from GE about the state of the engine solution? It would appear resolved if they are shipping engines.

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by justloveplanes
Fri Oct 18, 2019 5:02 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 748946

Re: Boeing 737MAX Grounded Worldwide Q4 2019

Where the Stick Shaker, Alarms and Elevator Feel Difference Computer would not be going off as well? Or are you guessing the MAX stalls before you get to those systems? All these things cover different aspects of stall prevention. Some of the things you mention, exist to create awareness. MCAS exis...

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by justloveplanes
Wed Oct 16, 2019 3:08 am
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 748946

Re: Boeing 737MAX Grounded Worldwide Q4 2019

B) If no MCAS, would a bigger rear stabilizer help? Don't know. It has been reported that Boeing has tried to use vortex generator to fix the CFR part 25 issue before giving up and go for the MCAS. I can't picture how a larger stabilizer would solve the issue since the issue is non-linear. Accordin...

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by justloveplanes
Wed Oct 16, 2019 12:55 am
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q4 2019, Production suspended
Replies: 5670
Views: 748946

Re: Boeing 737MAX Grounded Worldwide Q4 2019

Excuse these probably already answered questions (long thread)...
A) How necessary is MCAS in the first place?
B) If no MCAS, would a bigger rear stabilizer help?

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by justloveplanes
Tue Oct 15, 2019 9:44 am
Forum: Civil Aviation
Topic: Boeing examines GEnX powered 767
Replies: 617
Views: 149407

Re: Boeing examines GEnX powered 767

We have here starting the comparing of apples at Boeing with Bananas at Airbus, when people compare the strait numbers from the Annual reports. They are not comparable without serious calculations, not because the numbers are different presented, but because Boeing and Airbus account to ratherer di...

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by justloveplanes
Mon Oct 14, 2019 11:32 pm
Forum: Civil Aviation
Topic: Updated: Thai Airways enters Bankruptcy Protection
Replies: 266
Views: 57044

Re: Minister: THAI "Financial Status Critical"; Rehab Program Failing

I have to think Thai is a goldmine for a properly managed private company. They can get the best slots and government facilitated tourist packages for a competitive edge. They need fleet rationalization.

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by justloveplanes
Sat Oct 12, 2019 3:39 pm
Forum: Civil Aviation
Topic: Boeing examines GEnX powered 767
Replies: 617
Views: 149407

Re: Boeing examines GEnX powered 767

1. Sorry - that was poorly written by me - I was asking if the 767 was too small for common pallets - thanks for the Good answer. But if you already use the 767 as a Freighter wouldn't you already have this figured out? The 764 would just take more of whatever you are using. A good observation, wha...

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by justloveplanes
Mon Sep 23, 2019 4:33 am
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 4380
Views: 675770

Re: Boeing 737MAX Grounded Worldwide Q3 2019

https://newrepublic.com/article/154944/ ... ket-newtab

Sobering read. I can't disagree with the description of MCAS.
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https://newrepublic.com/article/154944/ ... ket-newtab

Sobering read. I can't disagree with the description of MCAS.

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by justloveplanes
Fri Sep 20, 2019 2:55 pm
Forum: Civil Aviation
Topic: Improvements to the Boeing 787-8
Replies: 60
Views: 20501

Re: Improvements to the Boeing 787-8

So the Leeham article on the aft section rework is from 17 months ago (April 18). So the commonality is greater, but not 90% like between the 9 and 10. However, Boeing does say they build the same. So this implies that sections that are different, are likely different versions of a part/section that...

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by justloveplanes
Thu Sep 19, 2019 8:04 pm
Forum: Civil Aviation
Topic: Boeing 777X Testing Thread - 2019
Replies: 1441
Views: 374672

Re: Boeing 777X Testing Thread - 2019

I would be interested if GE reran their max stress test, and if so did the max thrust change? There would be no reason to since no in-service engine would ever operate anywhere near those levels so its effect on reliability is irrelevant. Hmmm, so why run the extreme test in the first place? If is ...

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by justloveplanes
Thu Sep 19, 2019 4:40 pm
Forum: Civil Aviation
Topic: Boeing 777X Testing Thread - 2019
Replies: 1441
Views: 374672

Re: Boeing 777X Testing Thread - 2019

in TWITTER: GOOD NEWS GE Aviation is getting ready to start shipping repaired GE9X Engine to Boeing Everett Factory between September 28 to October 27, 2019 Who Tweeted this? This is what I found on twitter.. so not an official source.. https://twitter.com/b777xLovers/status/1173609398221983744?s=2...

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by justloveplanes
Thu Sep 19, 2019 12:15 pm
Forum: Civil Aviation
Topic: Boeing 777X Testing Thread - 2019
Replies: 1441
Views: 374672

Re: Boeing 777X Testing Thread - 2019

As discussed earlier in this thread, Boeing did announce the aft depressurization occurred at 99% of the final test load (@148.5%).

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by justloveplanes
Sun Sep 15, 2019 10:32 pm
Forum: Civil Aviation
Topic: 787 Trouble in the Future?
Replies: 82
Views: 20927

Re: 787 trouble in the future

What makes you believe Airbus will sit on their hands and do nothing if Boeing improves their 787? Hence my quote "...and putting a serious dent in un-PiPed A350 sales..."... I believe a PiP for the Trent XWB is expected in the medium term...with perhaps a re-engined A350NEO with the Ultr...

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by justloveplanes
Tue Sep 10, 2019 12:08 pm
Forum: Civil Aviation
Topic: Boeing 777X Testing Thread - 2019
Replies: 1441
Views: 374672

Re: Boeing 777X Testing Thread - 2019

If the main tube is okay, it would seem an updated door design should not be a big issue. With our current knowledge of FAA's certification procedures with boeing ("... you do not have to document your results, you just have to say whether it's OK or not ..."): Is it possible that they ne...

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by justloveplanes
Tue Sep 10, 2019 9:55 am
Forum: Civil Aviation
Topic: Boeing 777X Testing Thread - 2019
Replies: 1441
Views: 374672

Re: Boeing 777X Testing Thread - 2019

I have a question, I believe the 777X changed the window size from the 777, what effect would this have had and would it be related? Since this was a cargo door, the windows would have no effect. Neither would the thinner sidewalls since the cargo door is below the floor and the windows and thinner...

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by justloveplanes
Sun Sep 08, 2019 9:45 am
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q3 2019
Replies: 4380
Views: 675770

Re: Boeing 737MAX Grounded Worldwide Q3 2019

............... Also, I guess we will not know how the EASA actually acts until after the FAA certifies the changes and approves the 737Max to fly again in the USA. Thanks for presenting the (tentative) US view. For everyone involved beyond the US it looks like the certification system in the US wa...

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by justloveplanes
Sun Sep 08, 2019 8:41 am
Forum: Civil Aviation
Topic: Reuters: Tim Clark: won't take new planes unless engines are truly ready
Replies: 284
Views: 45604

Re: Reuters: Tim Clark: won't take new planes unless engines are truly ready

Article says STC is not concerned with the second hand market since the A380s are leased. Who is the lessor?

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by justloveplanes
Sat Sep 07, 2019 7:06 am
Forum: Civil Aviation
Topic: Reuters: Tim Clark: won't take new planes unless engines are truly ready
Replies: 284
Views: 45604

Re: Reuters: Tim Clark: won't take new planes unless engines are truly ready

I have no idea why Emirates does not have a huge fleet of GE powered 787-10's. Looking at Emirates route map 90% of the routes are within the 787-10's brochure range. Even better more than 50% of the routes are within the 787-10's range with maximum payload. So payload range is clearly not an issue...

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by justloveplanes
Sat Sep 07, 2019 6:57 am
Forum: Civil Aviation
Topic: Reuters: Tim Clark: won't take new planes unless engines are truly ready
Replies: 284
Views: 45604

Re: Reuters: Tim Clark: won't take new planes unless engines are truly ready

This is the type of biased nonsense that frustrates new visitors to the site. Clark's very first quoted comment in the Reuters article was directed at GE, but by hook or crook, RR is singled out for all sorts of ridicule. All this despite the fact that the Trent Xwb is by a country mile the most re...

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by justloveplanes
Thu Aug 08, 2019 12:11 am
Forum: Civil Aviation
Topic: 787 In-Service Thread - 2019
Replies: 106
Views: 21362

Re: 787 In-Service Thread - 2019

Any updates on dispatch reliability?

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by justloveplanes
Sat Jul 27, 2019 12:13 pm
Forum: Civil Aviation
Topic: United makes EWR-LHR exclusively high-J 767-300ERs
Replies: 52
Views: 12245

Re: United makes EWR-LHR exclusively high-J 767-300ERs

I always liked the 767 for economy or business first. It should still be a good for this route in terms of weight and fuel burn. Very right sized.

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by justloveplanes
Thu Jul 25, 2019 3:31 am
Forum: Civil Aviation
Topic: Confirmed: 777X First Flight Delayed Due GE9X Issues
Replies: 320
Views: 77959

Re: Confirmed: 777X First Flight Delayed Due GE9X Issues

That was my question. How much was the wear accelerated? Half as long?

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by justloveplanes
Fri Jul 19, 2019 3:34 am
Forum: Aviation Hobby
Topic: 1:400 LAX model airport- 1am to 4:45am operations
Replies: 2
Views: 5320

Re: 1:400 LAX model airport- 1am to 4:45am operations

1:400, so how large is this in feet?

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by justloveplanes
Thu Jul 18, 2019 11:04 pm
Forum: Aviation Hobby
Topic: TWA Connie - 1/6 Scale RC and Incredible
Replies: 1
Views: 4272

TWA Connie - 1/6 Scale RC and Incredible

https://youtu.be/P6KSZaE0wIY?t=123

This RC Connie is just plain beautiful. I think it looks better in an RC aircraft because it's easier to take all in and get good pictures in flight. 21 foot wingspan.
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https://youtu.be/P6KSZaE0wIY?t=123

This RC Connie is just plain beautiful. I think it looks better in an RC aircraft because it's easier to take all in and get good pictures in flight. 21 foot wingspan.

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by justloveplanes
Sun Jul 07, 2019 3:04 am
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 156993

Re: Emirates renegotiating 777X order

It will be very interesting then to see how Boeing goes for the 797. Jim McNearney did say, however, that cfrp doesn't scale down well, there is a minimum thickness for puncture resistance, etc.

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by justloveplanes
Sat Jul 06, 2019 9:22 pm
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 156993

Re: Emirates renegotiating 777X order

The 777 has some key aspects for program success that the 'other A/C' you mentioned did not. The 779 is a derivative of a strong design that Boeing knows a lot about building efficiently. Per recent Boeing strategy, a lot of engineering is going into manufacturing efficiency. I believe this includes...

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by justloveplanes
Sat Jul 06, 2019 8:33 pm
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 156993

Re: Emirates renegotiating 777X order

Using AL-LI Skins, new frames new wing, new tail, apparently a lot of new systems and 787 Flight deck as well means not that many carryover parts pretty well close to brand new. If they do stretch it to 85m that would probably get them to right about half way in between 777W and A380 in size. Do yo...

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by justloveplanes
Fri Jul 05, 2019 12:43 am
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 156993

Re: Emirates renegotiating 777X order

Also, wing and engine weight stays the same so the linear fuselage model assumes those substantial weights shrink with the fuselage length, but they don't. So 2.3 tons for length adjustment and a wee bit more for constant engine/wing weight and we are back to that 167-ish range. What is of interest ...

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by justloveplanes
Thu Jul 04, 2019 11:39 pm
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 156993

Re: Emirates renegotiating 777X order

778 OEW estimation is around 167 t and A35k is around 150t! On a photo from CX A35k there is label with OEW 148 900kg on the pedestal. Cheers The 77W OEW is 167.8t. The 778 is 5m shorter than the 77W. At 2.3t/m, the 778 will be at least 11t less than the 77W before wings (going to composites should...

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by justloveplanes
Thu Jul 04, 2019 3:28 pm
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 156993

Re: Emirates renegotiating 777X order

The A35K is a great plane (maybe too great; new charts have come out and they suggest that the A35K has equal trip fuel to an A359 despite the A35K being heavier and having higher thrust engines of the same technology (and not even a fan size increase) but that's for another thread - in TechOps pro...

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by justloveplanes
Thu Jul 04, 2019 2:55 pm
Forum: Travel, Polls & Preferences
Topic: Silly Time - GE9X on a 748X
Replies: 3
Views: 850

Silly Time - GE9X on a 748X

Well, the wings of a 747-200 already fly a GE9X...... Why not two on a 748?

Continuous thrust of a GEnx 2b is about 58K lbs or 116K per side. Sounds very doable for an engine (GE9X) that can out thrust a GE90-115.......

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by justloveplanes
Thu Jul 04, 2019 2:03 pm
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 156993

Re: Middle East 3 Carriers are the Lifeline for 777-8/-9 Program

EK needs the 777X. But EK also suspects / knows GE didn't encourage / actively discouraged EA from offering an engine choice for their final A380 order, and that Boeing may have had influence. As the dominant customer 777X customer, the opportunity to extract better terms while others dither, will ...

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by justloveplanes
Wed Jul 03, 2019 12:20 pm
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 156993

Re: Emirates renegotiating 777X order

The 778 is better than the 77W at anything the 77W does except for ULD positions. The mentality is causing the 778 to get off to a slow start, but in the end the 778 will be fine. As far as EK, they still have their 10 77Ls according to Airfleets. And there is a reason for that. The 778 will replac...

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by justloveplanes
Sun Jun 30, 2019 4:27 pm
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 156993

Re: Emirates renegotiating 777X order

I think the difference is A) The 777x is a twin, B) it is a potent cargo hauler C) It has leadership engine tech D) Trip costs are substantially lower than an A380. So the tech re: economics or market re: aircraft size/configuration don't parallel. Some similarities to the A380, but also fundamenta...

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by justloveplanes
Sat Jun 22, 2019 2:23 am
Forum: Civil Aviation
Topic: Boeing 777X Testing Thread - 2019
Replies: 1441
Views: 374672

Re: Boeing 777X Testing Thread - 2019

It doesn't sound unreasonable that they could do some flight testing too, but I can understand why not. The accelerated wear on the engines was under huge stresses. Wondering why simple low altitude tests that don't tax the engines wouldn't be feasible.

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by justloveplanes
Fri Jun 21, 2019 1:13 am
Forum: Civil Aviation
Topic: Qatar speeds up A380 retirement
Replies: 94
Views: 18221

Re: Qatar speeds up A380 retirement

Why not freighters? FedEx and UPS had them ordered before. Good for low density (flowers) , weird shapes (animals). Not sure what the structure will allow, nor retrofit costs.

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by justloveplanes
Thu Jun 20, 2019 8:29 pm
Forum: Civil Aviation
Topic: Bloomberg:Airbus Says It Must Slash A350 Costs to Win Wide-Body Price War
Replies: 292
Views: 37131

Re: Bloomberg:Airbus Says It Must Slash A350 Costs to Win Wide-Body Price War

Yep, the followon impact to the 787 delayed startup was immense. We would have seen the 777X in an all carbon tube IMHO. And maybe Y1 with GTF...maybe.

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by justloveplanes
Thu Jun 20, 2019 7:08 pm
Forum: Civil Aviation
Topic: Bloomberg:Airbus Says It Must Slash A350 Costs to Win Wide-Body Price War
Replies: 292
Views: 37131

Re: Bloomberg:Airbus Says It Must Slash A350 Costs to Win Wide-Body Price War

Airbus Says It Must Slash A350 Costs to Win Wide-Body Price War In other words, 787 has been able to reduce manufacturing costs incredibly fast, something that has been reported by Leeham et al in the past, and echoed here on a.net multiple times. The article links to https://www.bloomberg.com/news...

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by justloveplanes
Thu Jun 20, 2019 7:02 pm
Forum: Civil Aviation
Topic: United Announcing Something Tomorrow (Space Theme)
Replies: 100
Views: 19948

Re: United Announcing Something Big Tomorrow (Space Theme)

They had their IFS video themed to match "Spiderman Far from Home" movie. Maybe more of that OR Star Wars......

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by justloveplanes
Thu Jun 20, 2019 8:45 am
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 156993

Re: Emirates renegotiating 777X order

It is too early to be bearish on the sales future of the 777x. I believe the GE9x wiil be another performance overachiever based on my readings of events. As mentioned before, Cathay Pacific's CEO was very impressed at his factory visit and said he would like to order 20 more. He wont be alone. 778 ...

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