Search found 17330 matches

by zeke
Sun Aug 07, 2022 3:38 am
Forum: Technical/Operations
Topic: Max and Neo Seat Miles per Gallon CFM
Replies: 27
Views: 3154

Re: Max and Neo Seat Miles per Gallon CFM

I agree this is a simplistisch view without takıng infrastructuren into consideration. But this will be the view that the public and policy makers will; EV's don't producer gassen, planes do... EVs do generate pollution, it is just the pollution is distant from the vehicle. A teslta with a 100 kWh ...

Jump to post
by zeke
Sat Aug 06, 2022 9:49 pm
Forum: Civil Aviation
Topic: Airbus axes remaining A350 jet deal with Qatar -sources
Replies: 112
Views: 24663

Re: Airbus axes remaining A350 jet deal with Qatar -sources

However, it's not actually impossible that the two sides have reached some kind of agreement to terminate the rest of the undelivered order (as it's in both sides interests to do so) while agreeing that the dispute over the delivered aircraft is best settled in the pending court case. There has alw...

Jump to post
by zeke
Sat Aug 06, 2022 8:18 pm
Forum: Technical/Operations
Topic: Max and Neo Seat Miles per Gallon CFM
Replies: 27
Views: 3154

Re: Max and Neo Seat Miles per Gallon CFM

Yes, but is vastly less efficient then a EV. So, in 10 years time planes will be one of the biggest pollutants. Probably still after cruise ships, but efficiency compared to cars will be a losing battle… I simply don’t agree with those comments, when looking at the the true costs of running cars an...

Jump to post
by zeke
Sat Aug 06, 2022 2:08 pm
Forum: Civil Aviation
Topic: China Airlines 330CEO Replacement - 330NEO vs 787
Replies: 97
Views: 13448

Re: China Airlines 330CEO Replacement - 330NEO vs 787

Right, but my main point was that the A330NEO wouldn't be a completely new type in the sense that current A330 pilots would be able to fly both versions as far as I know, whereas the 787 would be a completely new type altogether. Whether the airlines actually choose to purchase the A330NEO, on the ...

Jump to post
by zeke
Fri Aug 05, 2022 10:43 am
Forum: Civil Aviation
Topic: China Airlines 330CEO Replacement - 330NEO vs 787
Replies: 97
Views: 13448

Re: China Airlines 330CEO Replacement - 330NEO vs 787

mig17 wrote:
It is not explicitly said the A330ceo replacement "is restricted to" 78X and A330neo


The article is a good find, it explicitly states “He declined to comment on the timing of the planned order and the types under consideration.”

So there is no statement about the A339 or 787.

Jump to post
by zeke
Fri Aug 05, 2022 10:14 am
Forum: Civil Aviation
Topic: China Airlines 330CEO Replacement - 330NEO vs 787
Replies: 97
Views: 13448

Re: China Airlines 330CEO Replacement - 330NEO vs 787

I can be a bit more precise regarding "the most economical plane, which is undoubtably the 78X" - 78X has lower unit cost (per seat, per m^2, etc) - 78X has higher revenue potential -- both passenger and cargo due it's extra space - 78X and A339 operating costs are nearly similiar. Does i...

Jump to post
by zeke
Fri Aug 05, 2022 6:54 am
Forum: Civil Aviation
Topic: China Airlines 330CEO Replacement - 330NEO vs 787
Replies: 97
Views: 13448

Re: China Airlines 330CEO Replacement - 330NEO vs 787

How can the 78X be "too big" if there is room for a startup to suceed and sopihen traffic? If the startup is entering the market because there is excess demand, then the best thing China Airlines can do is get the most economical plane, which is undoubtably the 78X. Trying to compete with...

Jump to post
by zeke
Fri Aug 05, 2022 6:47 am
Forum: Civil Aviation
Topic: Air Canada Orders 2 New 767 Freighters
Replies: 104
Views: 27368

Re: Air Canada Orders 2 New 767 Freighters

What are the regulations in Canada? Seperate type ratings https://tc.canada.ca/en/corporate-services/acts-regulations/list-regulations/canadian-aviation-regulations-sor-96-433/standards/standard-421-flight-crew-permits-licences-ratings/standard-421-appendix-aircraft-type-designator-tables-includes-...

Jump to post
by zeke
Fri Aug 05, 2022 12:53 am
Forum: Civil Aviation
Topic: China Airlines 330CEO Replacement - 330NEO vs 787
Replies: 97
Views: 13448

Re: China Airlines 330CEO Replacement - 330NEO vs 787

ikolkyo wrote:
No one is talking about the A350.


I stopped counting on the first page of this thread when the number of posts mentioning the A350 went past 12.

Jump to post
by zeke
Thu Aug 04, 2022 8:58 pm
Forum: Civil Aviation
Topic: China Airlines 330CEO Replacement - 330NEO vs 787
Replies: 97
Views: 13448

Re: China Airlines 330CEO Replacement - 330NEO vs 787

They are never going to be payload weight limited regionally, again another useless metric for people who don’t understand the role the A330 has in their fleet.

Jump to post
by zeke
Thu Aug 04, 2022 8:30 pm
Forum: Civil Aviation
Topic: China Airlines 330CEO Replacement - 330NEO vs 787
Replies: 97
Views: 13448

Re: China Airlines 330CEO Replacement - 330NEO vs 787

At about 5500nm, the 78X carries ~1-2T more payload than a 251T A339, based on the competing payload-range charts on respective ACAPS. Winds are a different story, but the 78X cruises faster as well. At shorter ranges (<4000nm) the 78X carries ~12T more payload. Personally I think this is hogwash, ...

Jump to post
by zeke
Thu Aug 04, 2022 8:19 pm
Forum: Civil Aviation
Topic: China Airlines 330CEO Replacement - 330NEO vs 787
Replies: 97
Views: 13448

Re: China Airlines 330CEO Replacement - 330NEO vs 787

Please note that YVR/SEA-TPE block time in winter is 12:30-13:00 and in this season especially departing from North America, the A339Neo would not be able to operate this sector with a full payload. In summer season the block time is 45 minutes shorter. All this talk of long sectors is nonsense. Th...

Jump to post
by zeke
Wed Aug 03, 2022 8:57 pm
Forum: Civil Aviation
Topic: Airbus axes remaining A350 jet deal with Qatar -sources
Replies: 112
Views: 24663

Re: Airbus axes remaining A350 jet deal with Qatar -sources

There have been other customers complaining about the 'peeling paint' issue. Messages show Finnair (FIA1S.HE), which operates in the colder north, raised paint concerns as early as 2016, and reported in October 2019 that damage had spread below to the anti-lightning mesh. Cathay Pacific (0293.HK), ...

Jump to post
by zeke
Mon Aug 01, 2022 12:30 am
Forum: Civil Aviation
Topic: Man falls from plane near RDU; plane makes rough landing afterwards
Replies: 29
Views: 10961

Re: Man falls from plane near RDU; plane makes rough landing afterwards

I'm assuming there is a regulation about pilots/passengers wearing a parachute when dropping skydivers, not just because of open doors but also because the aircraft can become unairworthy due to a collision with a skydiver, chute, etc. Not that I am aware of, and the aircraft in question was design...

Jump to post
by zeke
Sun Jul 31, 2022 12:40 am
Forum: Civil Aviation
Topic: Man falls from plane near RDU; plane makes rough landing afterwards
Replies: 29
Views: 10961

Re: Man falls from plane near RDU; plane makes rough landing afterwards

bennett123 wrote:
He unbuckled, opened the door and leaned out.

Surely there had to be a safer way.


I believe the aircraft was being used for parachute jumps, would not be unusual for pilots to have access to a parachute on those aircraft.

Jump to post
by zeke
Thu Jul 28, 2022 8:50 pm
Forum: Technical/Operations
Topic: What is faster in baggage loading, bulk loaded or container loaded?
Replies: 21
Views: 2779

Re: What is faster in baggage loading, bulk loaded or container loaded?

Also fewer injuries when loaded by containers. Could you provide a reference. I think it would be interesting to see the stats re: injuries sustained bulk load vs. container load. Thanks. e38 Container loading does not require anyone to be bent over inside a hold lifting bags. https://www.researchg...

Jump to post
by zeke
Thu Jul 28, 2022 11:49 am
Forum: Military Aviation & Space Flight
Topic: Airbus A400M News, Production and Delivery Thread - 2022
Replies: 35
Views: 9552

Re: Airbus A400M News, Production and Delivery Thread - 2022

This looks like a evolution of the system they have on the C295.

Jump to post
by zeke
Thu Jul 28, 2022 11:35 am
Forum: Military Aviation & Space Flight
Topic: USAF seeks BWB Aircraft by 2026
Replies: 51
Views: 3326

Re: USAF seeks BWB Aircraft by 2026

The B-2 bomber has only 308kn of combined thrust. So the B-21 has 83% of the thrust of the B-2. Taking into account single engine out performance it should be around 70-75% of the weight of the B-2 bomber. The B-2 bomber has a 170t MTOW and carries 75t of fuel and 18t of bombs. So 93t of fuel/paylo...

Jump to post
by zeke
Thu Jul 28, 2022 3:20 am
Forum: Technical/Operations
Topic: Why no single-engine GA aircraft with contrarotating propellers?
Replies: 40
Views: 2823

Re: Why no single-engine GA aircraft with contrarotating propellers?

I think I know the answer to this, and it has to do with cost, complexity and weight. However, a contrarotating propeller setup on a single-engine GA aircraft would it much easier to fly. Anyone who's driven dual-prop and single prop boats knows what I'm talking about. As a bonus, it would save CFI...

Jump to post
by zeke
Thu Jul 28, 2022 3:11 am
Forum: Civil Aviation
Topic: Investigation gone quiet on AA300 incident
Replies: 239
Views: 62150

Re: Investigation gone quiet on AA300 incident

I’d like to add that most airlines rewrite the FCOM to tailor it to their operations. The excerpts from the company A320 AOM on the NTSB docket for this investigation look pretty vanilla Airbus, a few words different like minimum crew changed from the standard “two pilots” to “one captain one first...

Jump to post
by zeke
Thu Jul 28, 2022 12:19 am
Forum: Technical/Operations
Topic: What is faster in baggage loading, bulk loaded or container loaded?
Replies: 21
Views: 2779

Re: What is faster in baggage loading, bulk loaded or container loaded?

Acey wrote:
The big difference I see in bulk vs cans is in manpower. At YYC, 3-4 guys can do the front and back of a can-loaded 321 in about the same time as 6-7 guys on a 737.


Also fewer injuries when loaded by containers.

Jump to post
by zeke
Wed Jul 27, 2022 11:47 am
Forum: Civil Aviation
Topic: Investigation gone quiet on AA300 incident
Replies: 239
Views: 62150

Re: Investigation gone quiet on AA300 incident

Side stick aside, when you’re PM, the PF now has to push through your feet to straighten the thing out in a crosswind landing, or worse an engine failure. Were we to fly together there would be a discussion about this after the flight. If need be, a split and call to Pro Standards to follow, check ...

Jump to post
by zeke
Tue Jul 26, 2022 7:06 pm
Forum: Civil Aviation
Topic: Investigation gone quiet on AA300 incident
Replies: 239
Views: 62150

Re: Investigation gone quiet on AA300 incident

That seems like an incredibly stupid procedure. The PM is no less likely to be incapacitated than the PF and now you’ve got one extra set of feet resting lightly on critical flight controls at a low altitude which doubles the chances of some incapacitating event accidentally putting an incorrect in...

Jump to post
by zeke
Tue Jul 26, 2022 2:02 pm
Forum: Civil Aviation
Topic: Investigation gone quiet on AA300 incident
Replies: 239
Views: 62150

Re: Investigation gone quiet on AA300 incident

You normally have both pilots having their hands and feet on the controls during a critical phase of flight? Only asking because out of all the videos I have seen, I have never seen this happen before in commercial aviation. The first link that popped up when I searched “A320 takeoff video” was thi...

Jump to post
by zeke
Mon Jul 25, 2022 2:06 am
Forum: Civil Aviation
Topic: Investigation gone quiet on AA300 incident
Replies: 239
Views: 62150

Re: Investigation gone quiet on AA300 incident

wjcandee wrote:

FO wouldn't normally have his feet on the pedals if the CAPT is flying.


I would fail any pilot who does not have their hands and feet on the controls in a critical phase of flight. They need to take over quickly in the event of incapacitated PF.

Jump to post
by zeke
Mon Jul 25, 2022 2:05 am
Forum: Civil Aviation
Topic: Investigation gone quiet on AA300 incident
Replies: 239
Views: 62150

Re: Investigation gone quiet on AA300 incident

The Mentour Pilot page wrote up an article about this incident. Apparently the captain felt some resistance from the rudder pedals when the takeoff roll began. https://mentourpilot.com/american-airlines-a321-wingtip-hits-runway-sign/ The rudders are like power steering in a car, there is no resista...

Jump to post
by zeke
Mon Jul 25, 2022 1:54 am
Forum: Civil Aviation
Topic: Why is there a BA A350 stuck in Doha ?
Replies: 18
Views: 7047

Re: Why is there a BA A350 stuck in Doha ?

It got damaged on pushback when it was pushed into the back of a EK 777.

Jump to post
by zeke
Fri Jul 22, 2022 11:41 pm
Forum: Civil Aviation
Topic: Alaska Fleet to all Boeing
Replies: 45
Views: 8896

Re: Alaska Fleet to all Boeing

Fair statement, but just remember that EVERY 737 is still produced in the Northwest. Final assembly yes, produced no. Parts/assemblies are made worldwide and shipped to the Northwest. Boeing stopped being a NW company years ago, they have literally moved so much of the production and management out...

Jump to post
by zeke
Fri Jul 22, 2022 11:38 pm
Forum: Civil Aviation
Topic: Alaska Fleet to all Boeing
Replies: 45
Views: 8896

Re: Alaska Fleet to all Boeing

Flflyer83 wrote:
DaCubbyBearBar wrote:
Their fleet says ALL BOEING on it… LITERALLY. It has for many, many years. So, I don’t get it.


They have Airbus A320 family aircraft from VX. They are getting rid of the airbus. That help?


I think the point they are making it is clearly false and deceptive advertising.

Jump to post
by zeke
Thu Jul 21, 2022 1:15 pm
Forum: Civil Aviation
Topic: Farnborough Air Show 2022 - Airbus Orders and General Discussion Thread
Replies: 138
Views: 58599

Re: Farnborough Air Show 2022 - Airbus Orders and General Discussion Thread

Could be like that A380 11 abreast seat plan they presented where the seats were “18” wide” but of course the window seats for example had basically no leg room because of the curvature of the fuselage wall. Have you ever seen how little curvature the a350 has at seat height, compared to other roun...

Jump to post
by zeke
Thu Jul 21, 2022 12:38 pm
Forum: Civil Aviation
Topic: Airbus reshapes A350 cabin to better accommodate 10 abreast
Replies: 206
Views: 29002

Re: Airbus reshapes A350 cabin to better accommodate 10 abreast

Just want to point out the obvious, Air Caraibes' Airbus A350-1000 already has 10 ab. (3-4-3)

Jump to post
by zeke
Thu Jul 21, 2022 12:33 pm
Forum: Technical/Operations
Topic: Odds Of A 737-900ER/ MAX Freighter?
Replies: 3
Views: 1199

Re: Odds Of A 737-900ER/ MAX Freighter?

5-1 at the Farnborough book

Jump to post
by zeke
Wed Jul 20, 2022 8:52 am
Forum: Civil Aviation
Topic: Airbus A380 Open Fan Technology Demonstrator announced by Airbus and CFM
Replies: 56
Views: 7757

Re: Airbus A380 Open Fan Technology Demonstrator announced by Airbus and CFM

Nobody: . . . . . . . Airbus: Let's test technology that may save fuel in the future. But let's test it on an airplane with 4 engines and a huge double deck empty cabin just sitting in the oncoming wind, so that we can burn about 100,000 kilo's of jet fuel to see if we can save fuel in the future ;...

Jump to post
by zeke
Wed Jul 20, 2022 8:44 am
Forum: Civil Aviation
Topic: Airbus A380 Open Fan Technology Demonstrator announced by Airbus and CFM
Replies: 56
Views: 7757

Re: Airbus A380 Open Fan Technology Demonstrator announced by Airbus and CFM

ABpositive wrote:
Why is the test engine positioned on the inside and not in the further out position where it would have easier access?


My guess is they have done the work for engine test pylon in that position for the Trent XWB when it flew on the A380 in that position.

Jump to post
by zeke
Wed Jul 20, 2022 8:39 am
Forum: Technical/Operations
Topic: Taking off without slats/flaps set; possible?
Replies: 32
Views: 2783

Re: Taking off without slats/flaps set; possible?

Thanks the hamsters in the wheel are in COS18, don’t remember as much ;)

Jump to post
by zeke
Wed Jul 20, 2022 5:53 am
Forum: Technical/Operations
Topic: Taking off without slats/flaps set; possible?
Replies: 32
Views: 2783

Re: Taking off without slats/flaps set; possible?

Do I remember an accident in Spain on a MD80 series with no devices deployed, not sure if they had a config warning.

Jump to post
by zeke
Wed Jul 20, 2022 5:48 am
Forum: Technical/Operations
Topic: High temperatures and take off runs
Replies: 14
Views: 1711

Re: High temperatures and take off runs

As far as I've been told, you'd have to find a truck to get the fuel off the plane, and then it could only be put on another plane of that airline. You couldn't take the fuel off the plane and put it back in whatever fuel storage it came from as far as I've been told. It is correct that it cannot b...

Jump to post
by zeke
Wed Jul 20, 2022 5:27 am
Forum: Technical/Operations
Topic: 737 Bounced landing and then go around -serious incident?
Replies: 21
Views: 2323

Re: 737 Bounced landing and then go around -serious incident?

I don't remember the co. making a special designation about it. A hard landing you go around. Pitch +7deg max pwr and hold it. This came about after Narita. I think the proper call out was go around and not rejected landing. I thought Boeing revised their procedures after the EK accident in DXB. I ...

Jump to post
by zeke
Tue Jul 19, 2022 11:15 pm
Forum: Technical/Operations
Topic: 737 Bounced landing and then go around -serious incident?
Replies: 21
Views: 2323

Re: 737 Bounced landing and then go around -serious incident?

CosmicCruiser wrote:
That's standard procedure nowadays to Go Around after a hard landing and not try to salvage the landing. Prudent decision.


Isnt it called a rejected landing not a go around ?

Jump to post
by zeke
Tue Jul 19, 2022 10:40 pm
Forum: Technical/Operations
Topic: Lufthansa LH797 - winter 2022 schedule
Replies: 5
Views: 798

Re: Lufthansa LH797 - winter 2022 schedule

In this case its mainly the route, LH797 accoring to flightaware tracks was 5900 nm, while CX288 5600 nm. CX288 would have also had better tailwinds.

Jump to post
by zeke
Tue Jul 19, 2022 9:42 pm
Forum: Technical/Operations
Topic: High temperatures and take off runs
Replies: 14
Views: 1711

Re: High temperatures and take off runs

e38 wrote:
- consider various iterations of flap setting; runway and climb conditions permitting
- request longest available runway or runway most favorable for environmental conditions


That would be taken care of by the RTOW calculations

Jump to post
by zeke
Tue Jul 19, 2022 8:53 pm
Forum: Technical/Operations
Topic: Lufthansa LH797 - winter 2022 schedule
Replies: 5
Views: 798

Re: Lufthansa LH797 - winter 2022 schedule

Hello all Greetings from a very warm UK! I am booked to travel on this flight, operated by a A340-300 this November. I was surprised to find out the flight time is scheduled (according to the booking) 15 hours and 15 minutes. This is significantly more than the A350 operated by CX on the same day. ...

Jump to post
by zeke
Tue Jul 19, 2022 8:22 pm
Forum: Technical/Operations
Topic: High temperatures and take off runs
Replies: 14
Views: 1711

Re: High temperatures and take off runs

Curious to plumb the knowledge of those who know - how does air temperature /pressure affect take off distances? What prompts me to ask the question is the record high temperatures affecting Europe. Here in England temperatures over 40C (104F) have been seen for the first time today. I am sure ther...

Jump to post
by zeke
Tue Jul 19, 2022 8:05 pm
Forum: Civil Aviation
Topic: Boom Supersonic new configuration.
Replies: 102
Views: 18179

Re: Boom Supersonic new configuration.

Noshow wrote:
Did they finally announce an engine for the big one?


My guess is 4xGE passports.

The engine placement and intake looks wrong to:3 for efficient supersonic, especially if noise is a concern. I would have expected a box shaped intake to choke the air entering the engine to be subsonic.

Jump to post
by zeke
Mon Jul 18, 2022 9:18 pm
Forum: Civil Aviation
Topic: Farnborough Air Show 2022 - Boeing Orders and General Discussion Thread
Replies: 182
Views: 64308

Re: Farnborough Air Show 2022 - Boeing Orders and General Discussion Thread

Boeing has over 600 MAX10s on order (plus 50m today from Norwegian). The situation isn't exactly "dire". I think those orders assume the Max10 will receive certification, something that is out of their control. S7 are trying to return their Max aircraft are they cannot be certified in the...

Jump to post
by zeke
Mon Jul 18, 2022 12:08 pm
Forum: Civil Aviation
Topic: Farnborough Air Show 2022 - Airbus Orders and General Discussion Thread
Replies: 138
Views: 58599

Re: Farnborough Air Show 2022 - Airbus Orders and General Discussion Thread

EY's order is for freighters. https://www.reuters.com/business/aerospace-defense/etihad-firms-up-order-seven-airbus-freighters-sources-2022-07-17/ Another rumour I am hearing on the EY freighter front is that Air Bridge Cargo 747 freighters are going to EY to circumvent sanctions, half the profits ...

Jump to post
by zeke
Thu Jul 14, 2022 9:53 pm
Forum: Civil Aviation
Topic: 737 NO FLAP landing @ SEA
Replies: 36
Views: 9153

Re: 737 NO FLAP landing @ SEA

Are there published takeoff / landing runway length requirements for this scenario, or is it factored into the margins for the normal runway length and overrun area requirements? Looking at the airport planning manual, I only see requirements for with flaps, but I assume no flaps was considered in ...

Jump to post
by zeke
Thu Jul 14, 2022 8:42 pm
Forum: Technical/Operations
Topic: VN gets EDTO-200++ certifications for its long-haul fleet
Replies: 12
Views: 2071

Re: VN gets EDTO-200++ certifications for its long-haul fleet

Extended diversion time operations

Jump to post
by zeke
Thu Jul 14, 2022 7:59 pm
Forum: Civil Aviation
Topic: KF Aerospace sued over 2020 Icelandair Landing Gear Collapse
Replies: 6
Views: 2314

Re: KF Aerospace sued over 2020 Icelandair Landing Gear Collapse

Since the issue was that there were incorrect components installed on the gear, assuming that's part of the overhaul, it seems Icelandair is suing the wrong company. I think the process being applied is correct, KF would have installed and released the aircraft back to service. They would not be ex...

Jump to post