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by morrisond
Fri Apr 09, 2021 6:39 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

Pythagoras, CanukinUSA, thank you for your educated views, opinions above. Back to topic, I think many of the NMA specifications, outlooks drift on one major assumption: The 737 MAX will be just fine against A320 / A220 families this decade. There are signs that's not a realistic assumption. Market...

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by morrisond
Fri Apr 09, 2021 2:48 pm
Forum: Civil Aviation
Topic: Boeing's 737 Max has new problem that will require electrical inspection
Replies: 68
Views: 10121

Re: Boeing's 737 Max has new problem that will ground some of the jets again

https://www.faa.gov/regulations_policie ... irectives/
-->

Here is the website if you want to entertain yourself with how many issues like this are addressed on an ongoing basis. 109 in the last 60 days alone.

https://www.faa.gov/regulations_policie ... irectives/

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by morrisond
Fri Apr 09, 2021 1:10 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

Pythagoras, CanukinUSA, thank you for your educated views, opinions above. Back to topic, I think many of the NMA specifications, outlooks drift on one major assumption: The 737 MAX will be just fine against A320 / A220 families this decade. There are signs that's not a realistic assumption. Market...

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by morrisond
Thu Apr 08, 2021 10:46 pm
Forum: Civil Aviation
Topic: A350F. Airbus looking to launch: Looking for customers
Replies: 211
Views: 27641

Re: A350F. Airbus looking to launch: Looking for customers

So getting back to the A350F Looking through the ACAP the heaviest weight variant of A351 is 319T. Although I think 326T was rumoured at one point. Let us assume 326T as they will probably need it. The OEW weight of an 77F is basically the same as an 77L. The OEW weight of an A351 is about 152T I b...

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by morrisond
Thu Apr 08, 2021 8:17 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

Although if that does happen I don't think they will share the same wing as you won't have enough range in a -7 or the -5 would do something crazy like 6,500NM. Just like in the Leeham article which seems to show the -5 with a wing significantly smaller. I would expect all three NMA to share the sa...

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by morrisond
Thu Apr 08, 2021 4:57 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

And that is where I have issues. Wouldn’t it be better if it could compete with 321 a bit more? I understand not every aircraft can do everything but I think it would need to be a bit more flexible than that for the business case to close The 737-10 can play with the A321 on short-to-medium (so NA ...

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by morrisond
Thu Apr 08, 2021 4:35 pm
Forum: Civil Aviation
Topic: A350F. Airbus looking to launch: Looking for customers
Replies: 211
Views: 27641

Re: A350F. Airbus looking to launch: Looking for customers

So getting back to the A350F Looking through the ACAP the heaviest weight variant of A351 is 319T. Although I think 326T was rumoured at one point. Let us assume 326T as they will probably need it. The OEW weight of an 77F is basically the same as an 77L. The OEW weight of an A351 is about 152T I be...

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by morrisond
Thu Apr 08, 2021 3:50 pm
Forum: Civil Aviation
Topic: A350F. Airbus looking to launch: Looking for customers
Replies: 211
Views: 27641

Re: A350F. Airbus looking to launch: Looking for customers

MZFW has gone from 237,683 Kilos on the 77W and 248,115 on 77F to 254,918 on the 779. It's gone up a lot. No idea if they can get the same delta on an 778F vs 779 as they did on the 77F vs 77W but you would have to guess they will get something more. Forced to preserve payload. The 777X airframes a...

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by morrisond
Thu Apr 08, 2021 3:48 pm
Forum: Civil Aviation
Topic: A350F. Airbus looking to launch: Looking for customers
Replies: 211
Views: 27641

Re: A350F. Airbus looking to launch: Looking for customers

MZFW has gone from 237,683 Kilos on the 77W and 248,115 on 77F to 254,918 on the 779. It's gone up a lot. No idea if they can get the same delta on an 778F vs 779 as they did on the 77F vs 77W but you would have to guess they will get something more. Forced to preserve payload. The 777X airframes a...

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by morrisond
Thu Apr 08, 2021 3:08 pm
Forum: Civil Aviation
Topic: A350F. Airbus looking to launch: Looking for customers
Replies: 211
Views: 27641

Re: A350F. Airbus looking to launch: Looking for customers

The full set of newer 777 versions all run up against limits in runway loading. They already are the highest loads in the market. 4 axle bogie, much wider splaying ( like on the A35k ?) Yes - I understand that but what does that have to do with landing weight once you burn off many tons of fuel? We...

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by morrisond
Thu Apr 08, 2021 12:12 pm
Forum: Civil Aviation
Topic: A350F. Airbus looking to launch: Looking for customers
Replies: 211
Views: 27641

Re: A350F. Airbus looking to launch: Looking for customers

It also does have a completely new gear so it may have been designed for much higher landing weights. The wingbox is new/stronger as well. The full set of newer 777 versions all run up against limits in runway loading. They already are the highest loads in the market. 4 axle bogie, much wider splay...

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by morrisond
Thu Apr 08, 2021 12:09 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

LWR reactors are very inefficient compared to Gen IV designs, all of which have been tested in one form or another since the early 1950's. LWR's are wasteful of fuel with extremely low burnup and extremely long-lived waste. Fast reactors (and high-temp thermal reactors) are much more efficient, par...

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by morrisond
Thu Apr 08, 2021 1:30 am
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

So if AP1000 production was scaled up where can the cost get too?

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by morrisond
Thu Apr 08, 2021 12:35 am
Forum: Civil Aviation
Topic: A350F. Airbus looking to launch: Looking for customers
Replies: 211
Views: 27641

Re: A350F. Airbus looking to launch: Looking for customers

There is a 27t difference between the highest A359 and A35K MZFW, but the A35K isn´t ~17t heavier, so it just having 10t more Payload than an A359F doesn´t make sense, Volume difference would also be more like 15~16%, not 25%. And the longer, heavier, started off as a passenger Aircraft 773ERSF has...

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by morrisond
Wed Apr 07, 2021 6:54 pm
Forum: Civil Aviation
Topic: Airbus A330neo Sales Campaigns and Prospects Thread - 2021
Replies: 97
Views: 19097

Re: Airbus A330neo Sales Campaigns and Prospects Thread - 2021

[Lower the cost of the 350 and put a bullet in the 330NEO. ... which is unlikely. The A330 MRTT is build on the same line as far as I remember, and there are both orders to be fulfilled as well as several top-up or new order prospects in the market. Closing down the A330 line means closing down thi...

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by morrisond
Wed Apr 07, 2021 6:36 pm
Forum: Civil Aviation
Topic: A350F. Airbus looking to launch: Looking for customers
Replies: 211
Views: 27641

Re: A350F. Airbus looking to launch: Looking for customers

Presumably if Airbus strech the 350 900 to a 950 for an F, they could use the same stretch in a pax configuration - if it is a "simple stretch", not one with A510 undrpnnings. I would guess it would be a shortened -1000 so it has the same MTOW and make it more capable as a freighter. Yes ...

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by morrisond
Wed Apr 07, 2021 6:16 pm
Forum: Civil Aviation
Topic: Airbus A330neo Sales Campaigns and Prospects Thread - 2021
Replies: 97
Views: 19097

Re: Airbus A330neo Sales Campaigns and Prospects Thread - 2021

I seem to be the only one who thinks an A338F would do well. That is based on my opinion that it would have enough range for TATL missions and my opinion the lack of such range handicapped sales of the original A330F. The niche of the A339 is the lowest cost widebody. That competes with the A321xLR...

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by morrisond
Tue Apr 06, 2021 9:21 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

I'll believe in commercial hydrogen powered aircraft when I start to see the construction of massive amounts of 1000MW + nuclear power plants with matching hydrolysis plants reasonably close to the airports. I believe that Europe will need about 100 such plants, the USA about 200, and likely the re...

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by morrisond
Tue Apr 06, 2021 5:57 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

I believe the hydrogen economy should start with luxury cars. One justification for inequality in society is that rich people finance the learning curve, be it Teslas, mobiles or laptops. A rich early adopter driving a hydrogen car is a social worker. (My car was below 5000 $ new, I'm not speaking ...

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by morrisond
Tue Apr 06, 2021 4:55 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

The lightweight composite tanks to be used on Project Fresson LH2/Electric - converting Islander Aircraft to LH2 seem to have made a breakthrough in terms of being able to store 1KG of LH2 for every 10KG of Fuel Cell weight. See the comments at the bottom of this article https://www.theengineer.co.u...

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by morrisond
Tue Apr 06, 2021 4:40 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

Great article on current state of Electric Aircraft - they are aiming for 2026 less than 19 people and 400km range. https://aviationweek.com/special-topics/sustainability/electric-powered-aircraft-could-enter-regional-service-five-years Another one on Fuel Cells - but I can't get access. https://avi...

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by morrisond
Tue Apr 06, 2021 1:55 am
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

Yes - I just did the calculations a few ways and it seems like we would need about 1,000 1,000MW power plants to convert all the LH2 needed to replace all Kerosene. Which is about the entire installed Generating Capacity of the United States at the end of 2020 and somewhere around 16-17% of all pow...

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by morrisond
Mon Apr 05, 2021 1:19 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

Yes - I just did the calculations a few ways and it seems like we would need about 1,000 1,000MW power plants to convert all the LH2 needed to replace all Kerosene. Which is about the entire installed Generating Capacity of the United States at the end of 2020 and somewhere around 16-17% of all powe...

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by morrisond
Sun Apr 04, 2021 2:54 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

So is anyone gong to refute my data that using Solar it seems like LH2 could be under the cost of Kerosene at less than $.50 per gallon by 2040? About the time when LH2 Airliners will be available? If this is true Airbus may be making a brilliant move by focusing on LH2 powered aircraft for what ap...

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by morrisond
Sun Apr 04, 2021 12:23 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

So is anyone gong to refute my data that using Solar it seems like LH2 could be under the cost of Kerosene at less than $.50 per gallon by 2040? About the time when LH2 Airliners will be available? If this is true Airbus may be making a brilliant move by focusing on LH2 powered aircraft for what app...

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by morrisond
Sat Apr 03, 2021 11:42 am
Forum: Civil Aviation
Topic: Why doesn't Boeing build regional jet?
Replies: 108
Views: 12117

Re: Why doesn't Boeing build regional jet?

At some point in the future I think Boeing may revisit the 100ish seat market but I think it won't be powered by Kerosene. I suspect that less than 100 seats will see a viable solution from something like a Fuel Cell/Electric motor solution by 2035, with the size/capacity/ range of that configuratio...

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by morrisond
Fri Apr 02, 2021 7:33 pm
Forum: Civil Aviation
Topic: Southwest Orders 100 MAX + 155 Options
Replies: 197
Views: 28579

Re: Southwest Orders 100 MAX + 155 Options

Boeing, come 2030, has said that bio-fuels will have a large role. Does anyone have some sort of handle on how a bio-fueled plane costs could compare with an electric plane trip costs for about 400 miles? The answer may be nobody knows, and there is no realistic way to answer the problem at this ti...

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by morrisond
Fri Apr 02, 2021 4:08 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Production/Delivery Thread - 2021
Replies: 261
Views: 61626

Re: Boeing 737MAX Production/Delivery Thread - 2021

90%+ of the deliveries are ex storage. There is only WN. AA, AS (plus a single TUI) that has taken any new builds since they were re-cleared to fly. They are not building anything that the customer can't take delivery of pretty quickly as they all have to pass through BFI and there is no free space...

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by morrisond
Fri Apr 02, 2021 4:06 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

If I am close to anywhere right though on where Solar costs are going - getting LH2 to $.50 or less less per gallon for LH2 how can Biomass compete with that. If that number is right that is less than the cost of Kerosene and is there enough Biomass available to eventually replace all Kerosene? are...

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by morrisond
Fri Apr 02, 2021 2:32 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Production/Delivery Thread - 2021
Replies: 261
Views: 61626

Re: Boeing 737MAX Production/Delivery Thread - 2021

In terms of deliveries - what are they averaging now per month in terms of ones rolling off the line and number from inventory/the parking lots?

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by morrisond
Fri Apr 02, 2021 12:25 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

And I'll wrap this all up by noting that I'm skeptical this tangential discussion is of long term significance, since I rather expect biomass derived liquid fuels to remain a more cost effective way to reduce the net climate change impact of air travel compared to hydrogen fuel. If I am close to an...

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by morrisond
Thu Apr 01, 2021 1:28 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

Forecast supporting the .005 KM/H by 2040 https://rameznaam.com/2020/05/14/solars-future-is-insanely-cheap-2020/ In terms of how much land area you need - how much space will a 2040 panel need vs a 2020 panel? A 2010 Panel seemed to produce about 200W and 2020 panels of equivalent size are at about ...

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by morrisond
Thu Apr 01, 2021 1:07 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

Good article from the BBC on what NuScale is doing with SMR's - pro's and cons. https://www.bbc.com/future/article/20200309-are-small-nuclear-power-plants-safe-and-efficient One of the interesting points is that Renewables now seem to be at less than 2C per KWH - including a battery storage system -...

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by morrisond
Thu Apr 01, 2021 11:28 am
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

Great information. Thank you. What are the issues with Fuel cells and Electric Motors? How do they stack up in terms weight/preformance? It seems like Airbus has them on the more advanced blended wing design. I have not studied fuel cells as much in order to be able to offer a quantitative comparis...

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by morrisond
Wed Mar 31, 2021 11:21 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

I'll believe in commercial hydrogen powered aircraft when I start to see the construction of massive amounts of 1000MW + nuclear power plants with matching hydrolysis plants reasonably close to the airports. I believe that Europe will need about 100 such plants, the USA about 200, and likely the re...

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by morrisond
Wed Mar 31, 2021 11:16 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

If Boeing does launch NMA/NSA will they be the last big Kerosene powered clean sheet program? Given the realities of LH2 storage, unless an airframe is specifically designed for that - will it be possible to adapt to LH2/Turbine tech at some future date without a total redo on the frame? The engine...

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by morrisond
Wed Mar 31, 2021 1:31 pm
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 64
Views: 4363

Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

After thinking about the discussion on what NSA could be and WN's selection of the MAX7 to replace it's 737-700's and what comes after MAX7 for WN it really made me think about how aviation will change between now and 2040/2050 as the World looks to decarbonize. It is not a long time. If Boeing does...

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by morrisond
Tue Mar 30, 2021 2:59 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

Res the proposed new cockpit design. I do not think this particular aviation advancement needs to be competitive. All the major airframe makers (even military ??) and the major national regulators should be laying out just what is expected and how to get there. Patents and industrial secrets need t...

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by morrisond
Tue Mar 30, 2021 12:16 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

Its funny because when I did sit down and I did do the Math(s) the twin aisle did indeed have less internal volume (incidentally one of the things that is the saving grace of the only current 7 abreast on the market is its internal volume in the form of a freighter) but it had a higher wetted area ...

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by morrisond
Tue Mar 30, 2021 12:11 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

So if it is different, is NMA for higher capacity or for longer range missions? Or both? As you say, on everything below 4000nm the NSA will be more efficient at same capacity (being NSA is a lean 3-3). A 2-3-2 will not work for a mass produced aircraft. Just look at the order of WN earlier this mo...

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by morrisond
Tue Mar 30, 2021 11:36 am
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

I love the idea of twin aisle instead of single aisle as much as the next person. However, if Boeing came out with a super-efficient NSA twin aisle, what is to keep Airbus from coming out with a new single aisle using the same technologies, and beating Boeing? While we all might like a twin aisle, ...

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by morrisond
Mon Mar 29, 2021 5:02 pm
Forum: Civil Aviation
Topic: Southwest Orders 100 MAX + 155 Options
Replies: 197
Views: 28579

Re: Southwest Orders 100 MAX + 155 Options

Interesting info on Leeham talking about what is buried in Southwest Press release. The 28 to be delivered in 2021 will be at no additional capital cost (MAX compensation and already paid deposits) and 2022's 30 frames will cost them about $700 million - about $23 Million each assuming no Options t...

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by morrisond
Mon Mar 29, 2021 4:35 pm
Forum: Civil Aviation
Topic: Southwest Orders 100 MAX + 155 Options
Replies: 197
Views: 28579

Re: Southwest Orders 100 MAX + 155 Options

I think Boeing must offer an aircraft the size of the MAX 7 when it does develop the NSA, even if Airbus doesn't. Southwest will demand it. From the Boeing next Airplane thread quoting myself: "We also have to remember that by the time Southwest retires the 400-500 MAX7's they take on over the...

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by morrisond
Mon Mar 29, 2021 4:10 pm
Forum: Civil Aviation
Topic: Southwest Orders 100 MAX + 155 Options
Replies: 197
Views: 28579

Re: Southwest Orders 100 MAX + 155 Options

I think Boeing must offer an aircraft the size of the MAX 7 when it does develop the NSA, even if Airbus doesn't. Southwest will demand it. From the Boeing next Airplane thread quoting myself: "We also have to remember that by the time Southwest retires the 400-500 MAX7's they take on over the...

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by morrisond
Mon Mar 29, 2021 4:05 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

So if it is different, is NMA for higher capacity or for longer range missions? Or both? As you say, on everything below 4000nm the NSA will be more efficient at same capacity (being NSA is a lean 3-3). A 2-3-2 will not work for a mass produced aircraft. Just look at the order of WN earlier this mo...

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by morrisond
Mon Mar 29, 2021 3:32 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

As far as I am concerned the gear length is mostly concerning the ground clearance for the engines and not the tail strike risk. Especially for shorter version aircraft. Now if you do not want to give the aircraft any future possibilities you might be able to use a very short gear, but then you sac...

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by morrisond
Mon Mar 29, 2021 3:22 pm
Forum: Civil Aviation
Topic: Southwest Orders 100 MAX + 155 Options
Replies: 197
Views: 28579

Re: Southwest Orders 100 MAX + 155 Options

Interesting info on Leeham talking about what is buried in Southwest Press release. The 28 to be delivered in 2021 will be at no additional capital cost (MAX compensation and already paid deposits) and 2022's 30 frames will cost them about $700 million - about $23 Million each assuming no Options ta...

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by morrisond
Mon Mar 29, 2021 12:57 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

I love the idea of twin aisle instead of single aisle as much as the next person. However, if Boeing came out with a super-efficient NSA twin aisle, what is to keep Airbus from coming out with a new single aisle using the same technologies, and beating Boeing? While we all might like a twin aisle, ...

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by morrisond
Mon Mar 29, 2021 11:47 am
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

I love the idea of twin aisle instead of single aisle as much as the next person. However, if Boeing came out with a super-efficient NSA twin aisle, what is to keep Airbus from coming out with a new single aisle using the same technologies, and beating Boeing? While we all might like a twin aisle, ...

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by morrisond
Sun Mar 28, 2021 10:10 pm
Forum: Civil Aviation
Topic: Boeing CEO's Comments On Their Next Airplane
Replies: 1355
Views: 137125

Re: Boeing CEO's Comments On Their Next Airplane

This is maybe a stupid question/covered here earlier, but do NMA and NSA really have to be separate planes? Airlines don’t seem to like the smaller 737/A320 family members any more. Why not make the base model of the plane be something 737-900/A321 sized and then offer stretches to reach up into th...

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