Search found 8980 matches

by DfwRevolution
Tue Sep 25, 2018 5:25 pm
Forum: Civil Aviation
Topic: Boeing 797 Discussion Thread - 2018
Replies: 3099
Views: 366378

Re: Boeing 797 Discussion Thread - 2018

if the peak of the meet points into the fuselage you need a tension member if the peak of the meet points out of the fuselage ( like in that flat oval envisoned ) you need a compression member connecting the junctions. I'm not seeing where this compression member exists. Can you draw a Free Body Di...

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by DfwRevolution
Mon Sep 24, 2018 11:22 pm
Forum: Civil Aviation
Topic: Boeing 797 Discussion Thread - 2018
Replies: 3099
Views: 366378

Re: Boeing 797 Discussion Thread - 2018

if the peak of the meet points into the fuselage you need a tension member if the peak of the meet points out of the fuselage ( like in that flat oval envisoned ) you need a compression member connecting the junctions. I'm not seeing where this compression member exists. Can you draw a Free Body Di...

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by DfwRevolution
Mon Sep 24, 2018 9:23 pm
Forum: Civil Aviation
Topic: Boeing 797 Discussion Thread - 2018
Replies: 3099
Views: 366378

Re: Boeing 797 Discussion Thread - 2018

if the peak of the meet points into the fuselage you need a tension member if the peak of the meet points out of the fuselage ( like in that flat oval envisoned ) you need a compression member connecting the junctions. I'm not seeing where this compression member exists. Can you draw a Free Body Di...

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by DfwRevolution
Mon Sep 24, 2018 5:39 pm
Forum: Civil Aviation
Topic: Future of <150-Seat Aircraft in Europe
Replies: 7
Views: 1500

Re: Future of <150-Seat Aircraft in Europe

AFAIK, the EU legacies are not as constrained by scope clauses and many regionals already operate the E-195. So what gives? Are they abandoning anything smaller than an A320? Will "regional" flying come to an end in europe? Scope is not the issue. In Europe both the train and bus offer re...

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by DfwRevolution
Mon Sep 24, 2018 1:41 pm
Forum: Civil Aviation
Topic: Boeing 797 Discussion Thread - 2018
Replies: 3099
Views: 366378

Re: Boeing 797 Discussion Thread - 2018

" .. One solution is to insert vertical rods inside the tube, adding strength but not too much weight. .." That would partition the hold into symmetric halves. LD3-45 would not fit at all. IMU you are stuck with a "floor beams in compression" solution. ( if that actually is a vi...

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by DfwRevolution
Thu Sep 20, 2018 3:26 pm
Forum: Civil Aviation
Topic: AA expanding Premium Economy, reducing J, in 788 fleet
Replies: 19
Views: 2797

Re: AA expanding Premium Economy, reducing J, in 788 fleet

I think the airlines are playing a dangerous game, though. Long-haul First Class has either vanished or become a niche product as a result of airlines improving their Business Class products to be virtually indistinguishable from (or better than) the First Class of years past, while Premium Economy...

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by DfwRevolution
Sun Sep 16, 2018 9:05 pm
Forum: Civil Aviation
Topic: Boeing 777-300ER Multiple Navigation Instrument Failure
Replies: 133
Views: 22422

Re: Boeing 777-300ER Multiple Navigation Instrument Failure

I was just referring to how many times the Air India pilot had to ask the controller for the KSFW weather. Here's the painful exchange: AIC101 - And uh approach Air India 101 request weather for Stewart Airport KJFK - Oh so you are ready for approach now? AIC101: Negative sir request weather for Ste...

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by DfwRevolution
Sun Sep 16, 2018 7:53 pm
Forum: Civil Aviation
Topic: Boeing 777-300ER Multiple Navigation Instrument Failure
Replies: 133
Views: 22422

Re: Boeing 777-300ER Multiple Navigation Instrument Failure

Respect out to the Air India flight crew for managing fatigue and stress so well. Being tired after 14 hours in the air, soupy, 400-foot ceiling weather conditions throughout the region, and not enough fuel to hold extensively while working the problem forced them to make decisions fast while they ...

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by DfwRevolution
Sun Sep 16, 2018 2:43 pm
Forum: Technical/Operations
Topic: A350-1000 vs 777-200ER
Replies: 5
Views: 2181

Re: A350-1000 vs 777-200ER

Ummm... 77E was kicked out of the market by the high MTOW A333 then 789. Wasn't 77E kicked out by 77L and 77W? Isn't A333, even the high MTOW one\, has less range than 77E? I find the latter argument much more convincing. Boeing had no reason to make competitive 772ER bids when they could fill the ...

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by DfwRevolution
Sat Sep 15, 2018 5:50 pm
Forum: Civil Aviation
Topic: CONFIRMED: Air France Announces Dallas-Paris starting 2019
Replies: 134
Views: 14729

Re: CONFIRMED: Air France Announces Dallas-Paris starting 2019

Deep Ellum has always been a draw in Dallas but has had a recent renaissance and is better than ever. Great entertainment, dining, and drinking neighborhood full of charming old buildings and shops. There’s a youth hostel there and from their reviews, it seems most of the guests come from Europe an...

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by DfwRevolution
Sat Sep 15, 2018 1:04 am
Forum: Civil Aviation
Topic: CONFIRMED: Air France Announces Dallas-Paris starting 2019
Replies: 134
Views: 14729

Re: CONFIRMED: Air France Announces Dallas-Paris starting 2019

Serious question, how many people from France travel to the DFW area, or might connect through DFW? The way I see it, the travel will be more lopsided the opposite way, with US based tourists traveling to Paris rather than European based tourists traveling to DFW. I assume most European travelers c...

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by DfwRevolution
Fri Sep 14, 2018 11:09 pm
Forum: Civil Aviation
Topic: Boeing 737MAX10, updates, orders, developments.
Replies: 100
Views: 13353

Re: Boeing 737-10, updates, orders, developments.

So what do you think this actually means? Do you think the 737NG was certified to 1960s evacuation standards? I think he is just trying to criticize the 737. Qualification based on similarity is a perfectly viable certification method. That, or may be, when an airplane stands higher on the ground, ...

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by DfwRevolution
Wed Sep 12, 2018 10:51 pm
Forum: Civil Aviation
Topic: Boeing 737MAX10, updates, orders, developments.
Replies: 100
Views: 13353

Re: Boeing 737-10, updates, orders, developments.

Originally I had thought the new 737-10 landing gear would be stretched permanently, when on the ground. It would trash all (grand-grandfathered) evacuation certifications that are a major helper in staying competitive. So what do you think this actually means? Do you think the 737NG was certified ...

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by DfwRevolution
Sun Sep 09, 2018 9:42 pm
Forum: Non-Aviation
Topic: I have autism and need some help.
Replies: 27
Views: 1340

Re: I have autism and need some help.

So I wanted to seek help about something. I am 24 and have Aspergers, a high functioning form of autism, and I have struggled over the years to find a date. I always put myself out there by communicating in person at social events, as well as using dating sites and Tinder, but I've not been success...

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by DfwRevolution
Mon Sep 03, 2018 3:01 pm
Forum: Non-Aviation
Topic: Mariner has passed away
Replies: 79
Views: 3635

Re: Mariner has passed away

Very sorry to hear this news. My condolences to his family. Godspeed, Mariner.

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by DfwRevolution
Sun Sep 02, 2018 2:43 am
Forum: Civil Aviation
Topic: The end of the line for the 737 design now proven?
Replies: 70
Views: 14411

Re: The end of the line for the 737 design now proven?

I think it will take either the threat of a new competitor, or an unexpected breakthrough technology, to push Airbus or Boeing to a new NB in the foreseeable future. Even that might not be enough. 90% of 737s were ordered after Airbus launched the A320 and 55% were ordered after Bombardier launched...

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by DfwRevolution
Sat Sep 01, 2018 2:17 pm
Forum: Civil Aviation
Topic: Airbus and Boeing meet Qantas Project Sunrise challenge, RFP to be completed by end of 2019
Replies: 264
Views: 37068

Re: Airbus and Boeing meet Qantas Project Sunrise challenge, RFP to be completed by end of 2019

And someone starts labelling the passengers of those flights as "not really caring about the environment". Gonna go out on (not much of) a limb, and say that the percentage of people who ACTUALLY care about such thing, versus just giving lip-service to it, is minuscule to the point of utt...

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by DfwRevolution
Sat Sep 01, 2018 2:04 pm
Forum: Civil Aviation
Topic: The end of the line for the 737 design now proven?
Replies: 70
Views: 14411

Re: The end of the line for the 737 design now proven?

Boeing was able to offer the MAX 10 with a minor landing gear modification. I'd put the "minor change" to the question. It is a major change, no parts stay the same the number of essential linkages exploded. I would consider it a minor change because it is self-contained to the MLG strut ...

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by DfwRevolution
Sat Sep 01, 2018 12:51 am
Forum: Civil Aviation
Topic: The end of the line for the 737 design now proven?
Replies: 70
Views: 14411

Re: The end of the line for the 737 design now proven?

Along similar lines, I was flying on a 737-500 recently and couldn't help but wonder how parts were supplied to keep it airworthy. Are all parts used? Are some parts still available in new condition because they are identical to the parts used in the newer versions of the plane, resulting in a mix ...

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by DfwRevolution
Fri Aug 31, 2018 11:25 pm
Forum: Travel, Polls & Preferences
Topic: The ecological point of view - Do you look at your ecological footprint when you travel?
Replies: 54
Views: 3190

Re: The ecological point of view

mchei wrote:
Do you look at your ecological footprint when you travel? Does this matter for your travel plans? Do you take this into account when choosing your flight itinerary?


No, no, and no.

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by DfwRevolution
Fri Aug 31, 2018 6:59 pm
Forum: Civil Aviation
Topic: The end of the line for the 737 design now proven?
Replies: 70
Views: 14411

Re: The end of the line for the 737 design now proven?

Yea, eventually a highly modified design reaches the end of its usefulness. A new gear is required and a new wing to make a tremendous progress. The design will see weight reduction PIPS (high lithium aluminum will creep into more parts, 3D-printed parts to reduce cost and weight), The engines were...

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by DfwRevolution
Thu Aug 30, 2018 5:36 pm
Forum: Technical/Operations
Topic: How the 737 MAX 10 landing gear works
Replies: 204
Views: 12821

Re: How the 737 MAX 10 landing gear works

How is the innovative lever that retracts the inner cylinder on retraction any different from the same mechanism on the A330? It must be different or it would not be innovative. Or have they changed it slightly to get around a patent? Simply designing a new mechanism does not necessarily qualify as...

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by DfwRevolution
Sun Aug 12, 2018 3:54 am
Forum: Civil Aviation
Topic: Updated: QX employee steals and crashes Q400 near SEA
Replies: 705
Views: 93424

Re: Updated: AS employee steals and crashes Q400 at SeaTac

With the serious complexity of sims nowadays, he probably could. Pilots love to think it could never happen and that sims aren’t the same, which they aren’t, but procedurally anyways, they are now the exact same. Only difference being one is real and one is not. But, I sincerely hope this does not ...

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by DfwRevolution
Sun Aug 12, 2018 2:54 am
Forum: Non-Aviation
Topic: Jury orders Monsanto to pay $289 million to cancer patient in Roundup lawsuit
Replies: 37
Views: 1066

Re: Jury orders Monsanto to pay $289 million to cancer patient in Roundup lawsuit

I think lawn fertilizer / weed killer is bad stuff. When I spray it, I still taste it for three days afterward. It can't be good. How are you applying those products in a way that results in you tasting any amount? :eyepopping: Use the right spreaders, sprayers, and wear PPE. That's just common sen...

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by DfwRevolution
Mon Aug 06, 2018 8:52 pm
Forum: Civil Aviation
Topic: Questions about old Airways Magazine article about DL no longer going to order Boeing aircrafts
Replies: 24
Views: 3331

Re: Will DL order Boeing aircraft in the future?

But seriously, Delta and Boeing are corporations. They may be run by humans, but I think the collective mind (versus the individual) easily overcomes grudges. Even if Boeing and Delta management retain their grudges, managements change. There will be future leadership at both firms who won't care o...

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by DfwRevolution
Sat Aug 04, 2018 1:11 pm
Forum: Non-Aviation
Topic: The correct dog breed
Replies: 62
Views: 1482

Re: The correct dog breed

Whatever breed at the shelter needs a home. They're all good dogs.

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by DfwRevolution
Tue Jul 31, 2018 4:19 pm
Forum: Civil Aviation
Topic: 737-10MAX serves a different role to the A321NEO?
Replies: 50
Views: 9460

Re: 737-10MAX serves a different role to the A321NEO?

The simple fact is, that the 737-900/900ER has not sold well against the A321. Now the 737-9 and 737-10 combined do not sell well against the A32neo. The A321neo has recieved over 2000 orders. The 737-9 737-10 combined have not reached 1000. That market seems to be split 30 to 70 in favour of the A...

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by DfwRevolution
Wed Oct 18, 2017 5:29 pm
Forum: Civil Aviation
Topic: Airbus and Bombardier Announce CSeries Partnership
Replies: 1568
Views: 181078

Re: Breaking: Airbus and Bombardier Announce C Series Partnership

We've discussed on this thread that the 787 seems to have had an easy ride in this respect compared to some peoples view of what might have happened given the first several hundred frames were sold well below cost. COST =/= PRICE Boeing did not PRICE the 787 at unfair levels. If costs exceed price,...

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by DfwRevolution
Wed Oct 18, 2017 4:00 pm
Forum: Civil Aviation
Topic: Airbus and Bombardier Announce CSeries Partnership
Replies: 1568
Views: 181078

Re: Breaking: Airbus and Bombardier Announce C Series Partnership

We've discussed on this thread that the 787 seems to have had an easy ride in this respect compared to some peoples view of what might have happened given the first several hundred frames were sold well below cost. COST =/= PRICE Boeing did not PRICE the 787 at unfair levels. If costs exceed price,...

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by DfwRevolution
Wed Oct 18, 2017 3:48 pm
Forum: Civil Aviation
Topic: Airbus and Bombardier Announce CSeries Partnership
Replies: 1568
Views: 181078

Re: Breaking: Airbus and Bombardier Announce C Series Partnership

So what will new management do about the items above? Abandon the 787 program and do something else? They stuffed up the 748-i for the 787, difference is more folks bought the 787 Abandon the 777X and do something else, hopefully they could convince the Feds to give them RLI Future military contrac...

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by DfwRevolution
Tue Oct 17, 2017 9:58 pm
Forum: Civil Aviation
Topic: Airbus and Bombardier Announce CSeries Partnership
Replies: 1568
Views: 181078

Re: Breaking: Airbus and Bombardier Announce C Series Partnership

Were I a Boeing shareholder, I'd want heads to roll.... Look at where Boeing is strategically today. Doesn't look good. The day they announce the NSA is the day that Airbus announces the CS500. And they day they announce the MOM is the day they announce the 320.5 and the 322. And Airbus will spend ...

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by DfwRevolution
Wed Oct 11, 2017 4:38 pm
Forum: Civil Aviation
Topic: Boeing 777X - Updated Information And Developments
Replies: 2650
Views: 256142

Re: Boeing 777X - Updated Information And Developments

To play devil's advocate, we don't actually know if that means the window openings themselves are larger. Boeing could just be talking about the size of the interior window pane. Granted the placement changes appears to suggest there were some adjustments made to the actual windows. I believe the 7...

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by DfwRevolution
Tue Oct 10, 2017 4:53 pm
Forum: Civil Aviation
Topic: Airbus CEO warns of significant impact from corruption probes
Replies: 327
Views: 58538

Re: Airbus CEO warns of significant impact from corruption probes

I am 99% sure that this is a thing happening on both sides of the Atlantic. Corruption and bribing are so common in large and even small industry businesses. Not in my experience. I've spent my entire career in capital equipment split between an American and European company. The attitudes on anti-...

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by DfwRevolution
Sat Oct 07, 2017 8:03 pm
Forum: Civil Aviation
Topic: The Lufthansa way - snap up your competition
Replies: 11
Views: 3600

Re: The Lufthansa way - snap up your competition

The Lufthansa way - snap up your competition The thing that perhaps should be changed is "snap up your failing competition"... LH is great at waiting till the competition is failing and then swooping in and cherry picking the things they want. You make your money on the "buy" si...

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by DfwRevolution
Sat Sep 30, 2017 8:05 pm
Forum: Civil Aviation
Topic: AF66 CDG-LAX (A388-F-HPJE) diverts to Goose Bay (YYR) with an uncontained engine failure to #4 engine
Replies: 687
Views: 190364

Re: AF66 CDG-LAX (A388-F-HPJE) diverts to Goose Bay (YYR) with reports of suspected damage to leading edge above #4 engi

Hardly. Besides, QF was more about hydraulic damage and loss of control. Doesn't appear to be the case at all here. If you had read the first part of my sentence, it said "If we are just looking at the engine and not the impact on the airframe". The QF32 case was the impact on the airfram...

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by DfwRevolution
Sat Sep 30, 2017 7:52 pm
Forum: Civil Aviation
Topic: Boeing 797 Discussion Thread - 2018
Replies: 3099
Views: 366378

Re: Boeing officially forms program office to flesh out 797 plans

On an overall basis? Of course not. On a per seat basis? :scratchchin: So it will be a heavier frame as an overall weight, but when both have 220 seats (2 class) it will weigh less per seat? Do you see the flaw in your argument there You are contriving an example. We don't know that a hypothetical ...

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by DfwRevolution
Sat Sep 30, 2017 4:14 pm
Forum: Civil Aviation
Topic: DOT seeks terminate 19 communities from EAS program.
Replies: 127
Views: 18639

Re: DOT seeks terminate 19 communities from EAS program.

Ditch the EAS program. When one chooses to live in a rural area, it has many advantages, I.E. low home costs, light car traffic, small schools, etc. A disadvantage is no local air service and driving to a nearby airport with commercial service. Bingo. :checkmark: What about the businessman who want...

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by DfwRevolution
Fri Sep 29, 2017 4:19 pm
Forum: Civil Aviation
Topic: From Earth to Earth: SpaceX to use BFR rocket for civil aviation
Replies: 33
Views: 2999

Re: From Earth to Earth: SpaceX to use BFR rocket for civil aviation

Sounds good. I'll check back in 50 years It's a fair comment. SpaceX has no doubt achieved stunning technical feats. They have earned the credibility to make incredible claims. But, there schedule performance has always been lacking. Musk publicly commits to insane development timelines. Historical...

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by DfwRevolution
Wed Sep 20, 2017 12:33 am
Forum: Non-Aviation
Topic: Hey OA412... Your Moderation Needs to be Discussed
Replies: 10
Views: 836

Re: Hey OA412... Your Moderation Needs to be Discussed

He vary appropriately canned a thread that was pure hyperbole in the first place. We are all perfectly capable of deciding what is (or isn't) hyperbole for ourselves. We're also capable of deciding whether something is worth replying (or not). There are topics on U.S. healthcare that have reached 1...

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by DfwRevolution
Wed Sep 20, 2017 12:08 am
Forum: Non-Aviation
Topic: Hey OA412... Your Moderation Needs to be Discussed
Replies: 10
Views: 836

Hey OA412... Your Moderation Needs to be Discussed

This should be presented to the A.net community in plain sight and not buried in a forum nobody reads. Today I observed that you did the following in this thread: http://www.airliners.net/forum/viewtopic.php?f=11&t=1374175 - You personally criticized a user - You posted your own political opinio...

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by DfwRevolution
Tue Sep 19, 2017 9:32 pm
Forum: Civil Aviation
Topic: British Airways coming to MCI?
Replies: 42
Views: 6890

Re: British Airways coming to KCI?

If I were a Kansas City resident whose job involved frequent Europe/South Asia travel - I would pray for DL MCI-AMS. CDG/LHR are brutal for transfers. I've never transited via CDG, but I transit through both LHR and AMS all the time. I don't see one as better than the other. LHR requires you to cle...

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by DfwRevolution
Mon Sep 18, 2017 5:12 pm
Forum: Civil Aviation
Topic: Which mystery European airline other than VS bought 15 Boom XB-1?
Replies: 39
Views: 8223

Re: Which mystery European airline other than VS bought 15 Boom XB-1?

Concorde was much less safe than current airliners, people just didn't know it. On top of the crash it had many lucky breaks. It could never be certified today. Today's airliners aren't supersonic; SST aircraft have to deal with a large number of challenges that are inherently far risker at that sp...

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by DfwRevolution
Sat Sep 16, 2017 3:31 pm
Forum: Non-Aviation
Topic: Anyone driving an electric car or planning to buy one?
Replies: 45
Views: 1389

Re: Anyone driving an electric car or planning to buy one?

Even if you add the losses incurred by distribution, storage and electric motor efficiency (electric motors are hugely efficient at converting electric energy into mechanical energy), you are still way ahead of a gasoline/diesel engine in terms of efficiency and thus CO2 emissions. That is why the ...

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by DfwRevolution
Thu Sep 14, 2017 2:11 pm
Forum: Civil Aviation
Topic: What will the Boeing MOM do for the industry?
Replies: 78
Views: 9957

Re: What will the Boeing MOM do for the industry?

StudiodeKadent wrote:
frmrCapCadet wrote:
There isn't a MOM now because no one could define the market.


Isn't MoM defined as 4000-5000nmi/200-270pax?


Nobody knows. Presently the MOM is a Rorschach test. It's whatever you want it to be.

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by DfwRevolution
Wed Sep 13, 2017 7:12 pm
Forum: Non-Aviation
Topic: Sun set: Oracle closes down last Sun product lines
Replies: 35
Views: 1408

Re: Sun set: Oracle closes down last Sun product lines

I'm referring chiefly to ERP. Nobody makes a good ERP system - not SAP, not IBM - and everybody implements them worse. . I actually quite like Navision. Everything else I had to usend in my life, SAP, Oracle and MyFactory, are pure evil anti-productivity chains. The last one especially, I am pretty...

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by DfwRevolution
Wed Sep 13, 2017 5:32 pm
Forum: Non-Aviation
Topic: Sun set: Oracle closes down last Sun product lines
Replies: 35
Views: 1408

Re: Sun set: Oracle closes down last Sun product lines

Oracle is SO hated by SO many, and with good reason. I tend to use fairly cutting-edge companies when I need hosting or VPS services, and you should have seen how fast they moved to dump MySQL in favor of MariaDB once the latter was proven stable and assured to last - which in that case happened ve...

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by DfwRevolution
Wed Sep 13, 2017 12:18 am
Forum: Civil Aviation
Topic: When ISB's new airport opens, will BA fly LHR-ISB?
Replies: 8
Views: 1568

Re: When ISB's new airport opens, will BA fly LHR-ISB?

FoxtrotSierra wrote:
Well, it's safe enough for the ME3, so its safe enough for BA.


That conclusion does not follow.

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by DfwRevolution
Mon Sep 11, 2017 3:48 am
Forum: Civil Aviation
Topic: Etihad latest airline to release alternative safety video
Replies: 32
Views: 5500

Re: Etihad latest airline to release alternative safety video

Shtick safety videos are terrible 100% of the time.

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