Search found 13794 matches

by zeke
Tue Aug 20, 2019 9:23 pm
Forum: Civil Aviation
Topic: China Eastern sets up Air 123 to exclusively fly home-grown Chinese jets including ARJ21, C919
Replies: 32
Views: 3878

Re: China Eastern sets up Air 123 to exclusively fly home-grown Chinese jets including ARJ21, C919

The immediate association between 123 and aviation for me is, unfortunately, JL 123. But the average flying public isn't an avgeek If you Google "Air 123" all of the search results are for JL 123 as well I think google is banned in China so any domestic searches will probably have some fi...

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by zeke
Tue Aug 20, 2019 3:27 pm
Forum: Technical/Operations
Topic: Full brakes or rudder
Replies: 17
Views: 1103

Re: Full brakes or rudder

MCTSET wrote:
Nice answers guys, I have another question can asymmetric reverse be used to correct direction?


Yes

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by zeke
Tue Aug 20, 2019 2:26 pm
Forum: Technical/Operations
Topic: SQ A359 runway performance at Wellington
Replies: 5
Views: 632

Re: SQ A359 runway performance at Wellington

This has been discussed before on a.net.

The report does not reflect what real performance data says.

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by zeke
Tue Aug 20, 2019 4:04 am
Forum: Civil Aviation
Topic: CAN, SZX gain renewed impetus to challenge HKG as air hub in Pearl River Delta
Replies: 26
Views: 3765

Re: CAN, SZX gain renewed impetus to challenge HKG as air hub in Pearl River Delta

HK has too many environmental NGO having a anti development sworn-aim. HKIA 3rd runway is really a bad idea for these stone-age pristine land fanboy, who keep lamenting their pet dolphines get killed to make way for the runway. I hope these environmentalists go to court and sue and have their ways,...

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by zeke
Mon Aug 19, 2019 11:45 pm
Forum: Civil Aviation
Topic: US Flagged Airlines to Israel
Replies: 60
Views: 6832

Re: US Flagged Airlines to Israel

ArchGuy1 wrote:
So why do the US airlines fly to Israel and not other countries in the Middle East.


My guess is partially alliance partners/joint ventures and the inability to commercially compete.

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by zeke
Mon Aug 19, 2019 11:42 pm
Forum: Technical/Operations
Topic: AA127 (DFW-PVG) & AA263 (DFW-PEK) today 8/19
Replies: 5
Views: 819

Re: AA127 (DFW-PVG) & AA263 (DFW-PEK) today 8/19

Take a look at the high level airway chart on skyvector for China. You'll see that there are very few routes between China, Russia, South Korea and Japan. The mainland China the AIP publishes restricted routes that all international carriers are required to follow. If the destination in PVG there i...

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by zeke
Mon Aug 19, 2019 11:31 pm
Forum: Civil Aviation
Topic: Cathay Pacific CEO Rupert Hogg resigns
Replies: 45
Views: 11020

Re: Cathay Pacific CEO Rupert Hogg resigns

Another sad day for HK and for CX. Chinese politics keeps getting more and more depressing around the world. Hogg was a great leader. Saludos, Alex Just to keep things factual, this is the actual terms of reference Hong Kong is to operate under. From the official Hong King Government website https:...

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by zeke
Mon Aug 19, 2019 5:58 pm
Forum: Civil Aviation
Topic: Cathay Pacific CEO Rupert Hogg resigns
Replies: 45
Views: 11020

Re: Cathay Pacific CEO Rupert Hogg resigns

Are you kidding? I bet these alpha male CEOs will sell their mother instead of self-sacrifice. They will do anything for money. I do not think you have ever met the gentleman Mr Hogg is to make such a character assassination. Having known him personally, he is gentleman, a man of integrity and ethi...

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by zeke
Mon Aug 19, 2019 5:27 pm
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

If you can Ultrafan an A350-1000, you can Ultrafan a 777-9 To the best of my knowledge that is not true from a contractual standpoint. As far as I am aware Boeing and GE are on a sole supplier arrangement for the 777-X engine. Hmm. I think airbus not just offering the ULR as an ultra range aircraft...

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by zeke
Mon Aug 19, 2019 4:33 am
Forum: Civil Aviation
Topic: DELTA Engine Failure , Emergency Landing in the Bahamas (N335NW / DL651)
Replies: 35
Views: 11959

Re: DELTA Engine Failure , Emergency Landing in the Bahamas (N335NW / DL651)

My last flight was a DL A350 and after a transpac crossing, no thrust reverse was applied. I would guarantee that reverse was selected, just idle reverse. I normally use idle reverse after having done a landing distance assessment for no reverse. Still will select maximum reverse if needed. Not tha...

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by zeke
Mon Aug 19, 2019 3:35 am
Forum: Civil Aviation
Topic: New Zealand Aviation Thread - August 2019
Replies: 128
Views: 14845

Re: New Zealand Aviation Thread - August 2019

Pretty certain ZQN can only handle upto B737/A321 due to the mountains I had a look at the arrival and departure charts there is nothing specific which a wide body would not be able to do. The runway is short for a wide body, only 1777m However going into more detail I saw the rescues and fire figh...

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by zeke
Mon Aug 19, 2019 2:11 am
Forum: Technical/Operations
Topic: Full brakes or rudder
Replies: 17
Views: 1103

Re: Full brakes or rudder

Zeke2517 wrote:
When you touch down at, say, 140 knots, assuming you’re not using autobrake for some reason, does the pilot have full differential braking authority in both pedals?


Auto brake does not start immediately on touchdown, there is a delay to ensure wheel spin up and weight on wheels.

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by zeke
Mon Aug 19, 2019 1:51 am
Forum: Civil Aviation
Topic: Delta 757 hard landing this morning at Azores PDL
Replies: 107
Views: 30500

Re: Delta 757 hard landing this morning at Azores PDL

Not a problem for a gear down ferry. Jus fly at gear down speed. Friends did a gear down ferry from SYD to KSUU. I’ve done Saudi to Germany. GF If the loads are sufficient to damage the integrity of the fuselage in multiple locations I would wager the gear, wheels, and tyres also require replacemen...

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by zeke
Mon Aug 19, 2019 12:33 am
Forum: Civil Aviation
Topic: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft
Replies: 1492
Views: 271695

Re: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft

Sure. My point is that, a.net myth notwithstanding, we have not seen hard evidence that the 78J is now offering 77E-type capability (even though it will be able to do some long-haul routes with lighter payloads). Exactly and NZ have since the order dialled back their comments on where the 78J will ...

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by zeke
Mon Aug 19, 2019 12:25 am
Forum: Technical/Operations
Topic: Full brakes or rudder
Replies: 17
Views: 1103

Re: Full brakes or rudder

Brakes would be more effective, they tell you in the qrh for jammed rudder to use differential braking. A test pilot would have had to try the procedure.

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by zeke
Mon Aug 19, 2019 12:07 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

Interesting point. Still surprises me a little because BTV seems to be more a convenience thing whereas I assumed a laminar flow tail would reduce fuel burn by a reasonable amount. BTV is a by product of the Runway Overrun Prevention System (ROPS). The ROPS system dynamically looks at the position,...

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by zeke
Sun Aug 18, 2019 11:15 pm
Forum: Civil Aviation
Topic: Delta 757 hard landing this morning at Azores PDL
Replies: 107
Views: 30500

Re: Delta 757 hard landing this morning at Azores PDL

The cost of scrapping and parting out will not be cheap in the Azores - this is likely to make the case for a repair more compelling. A good crew of mechanics would be able to remove the best parts of it in a week or two. Doors, avionics, actuators, engines, apu. They can be loaded into shipping co...

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by zeke
Sun Aug 18, 2019 10:55 pm
Forum: Technical/Operations
Topic: Polar Routing from India to US
Replies: 20
Views: 2356

Re: Air India first flight over North Pole from Delhi to San Francisco

Mind you, even if crossing the Himalayan plateau takes no more than a few hours, it's still a long time to be stuck at 23-24,000 feet in the event of a depressurization. Could be that's why China is so reluctant to open up the route. Lots of east west routes already. The issue I think is more to do...

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by zeke
Sun Aug 18, 2019 4:18 pm
Forum: Civil Aviation
Topic: Delta 757 hard landing this morning at Azores PDL
Replies: 107
Views: 30500

Re: Delta 757 hard landing this morning at Azores PDL

The 321 that landed in the corn field the other day looks better than that

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by zeke
Sat Aug 17, 2019 5:54 pm
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

thepinkmachine wrote:
Interesting find. Is that paper available online? I’m actually quite surprised the payload advantage for the 350 is actually so low, given that it has 25T higher MTOW...


Sent you a PM for the paper on research gate.

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by zeke
Sat Aug 17, 2019 4:36 pm
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

If B777-9X wouldn't be superior on even a few ULR routes, why would Boeing develop it? If one were to look at the distribution of seats vs range the majority of large aircraft demand is not for ULH. These ULH routes are a niche, it is not where the mainstream demand is. The 77X will cover 90+% of t...

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by zeke
Sat Aug 17, 2019 2:41 pm
Forum: Civil Aviation
Topic: CAN, SZX gain renewed impetus to challenge HKG as air hub in Pearl River Delta
Replies: 26
Views: 3765

Re: CAN, SZX gain renewed impetus to challenge HKG as air hub in Pearl River Delta

Today the most connected Transpacific hub is already PEK. I don’t think that is even close to being true. No mainland Chinese airline as far as I am aware is even in the top 10 for passenger traffic trans pacific. The top 13 transpacific airlines far as I know in alphabetical order would be Air Can...

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by zeke
Sat Aug 17, 2019 1:13 pm
Forum: Technical/Operations
Topic: Information that would be nice to have for AoA sensors
Replies: 9
Views: 813

Re: Information that would be nice to have for AoA sensors

I will never be able to understand how an experienced flight crew can sit there as the aircraft gets slower and slower and slower until it stalls without pushing up the power Totally incomprehensible What is even worse, I think the AMS accident was a 3 person crew, with a training captain, and a pi...

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by zeke
Sat Aug 17, 2019 3:09 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

LAX772LR wrote:
There's nothing to change in the physical dimension of the tanks, just fuel sensors and jettison.


Fuel jettison is a customer option on the A350, the aircraft is certified to land following an immediate return taking off at MTOW without jettison.

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by zeke
Sat Aug 17, 2019 3:04 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

there were multiple operators for whom fuel burn data was disclosed on ULH segments. The 789 returns 5.4t/hr. The ULR 5.85t/hr. UA, QF, and one other airline. SQ (obv) for the ULR. Yes however the data points are useless without knowing the payload being carried, this has been covered in detail in ...

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by zeke
Sat Aug 17, 2019 1:30 am
Forum: Technical/Operations
Topic: Information that would be nice to have for AoA sensors
Replies: 9
Views: 813

Re: Information that would be nice to have for AoA sensors

As a result of this accident Boeing introduce low speed alerts to the 737, something similar to the "SPEED SPEED SPEED" found on all Airbus aircraft. Unfortunately they did not add this enhancement to other types, if the 777 had it, it is my firm belief that the Asiana Airlines accident in...

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by zeke
Sat Aug 17, 2019 1:20 am
Forum: Civil Aviation
Topic: Delta pilots file objection to expanded JVs
Replies: 133
Views: 13806

Re: Delta pilots file objection to expanded JVs

In fairness, doesn’t DL fly more traffic on their own metal to their jv partner hubs than AA/UA does? I mean, unlike AA/BA and UA/LH, most of DL/AF/KL’s their secondary US city flying to AMS and CDG is done on DL metal, and their hubs such as DTW/MSP/SLC have limited AF/KL/KE flying Doesn't DL also...

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by zeke
Sat Aug 17, 2019 1:15 am
Forum: Civil Aviation
Topic: Boeing delays 777-8X entry into service
Replies: 154
Views: 25320

Re: Boeing delays 777-8X entry into service

Nobody seems to be concerned with the humidity difference in cabin air between the carbon fiber fuselage B787/ A350 and Al-Li fuselage of B777X. Isn't this one of the main selling arguments for an 18 hour business and premium economy heavy flight? Cabin humidity is much misunderstood. The air outsi...

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by zeke
Sat Aug 17, 2019 12:55 am
Forum: Civil Aviation
Topic: Boeing delays 777-8X entry into service
Replies: 154
Views: 25320

Re: Boeing delays 777-8X entry into service

I read the 779 payload was 73.5 t versus A3510 of 68, and fuel of 200kl versus 159kl, so it looks like the 779 has slightly more payload. But apples to apples if they both have 68t of payload, how far does the fuel take you, and what is the efficiency? 35K payload is over 74 tonnes, it lifts more t...

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by zeke
Sat Aug 17, 2019 12:51 am
Forum: Travel, Polls & Preferences
Topic: How close are we to non-stop USA/Vietnam flights?
Replies: 13
Views: 2131

Re: How close are we to non-stop USA/Vietnam flights?

I know this still needs to be worked out between the 2 governments but I'm curious as to when we'll see non-stop Vietnam flights from the US? I could see UA starting SFO-SGN or VN starting LAX-SGN and LAX-HAN just to start. Thoughts? We are one step closer with FAA granting Vietnam a Category 1 saf...

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by zeke
Sat Aug 17, 2019 12:45 am
Forum: Civil Aviation
Topic: Delta pilots file objection to expanded JVs
Replies: 133
Views: 13806

Re: Delta pilots file objection to expanded JVs

Is there a non-obvious law I’m missing that would allow consideration of pilots’ interests in antitrust analysis? Competition law is supposed to be about consumer benefits. The DL pilots may well have a valid beef, but it seems to me they need to take it up in bargaining with the company, not with ...

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by zeke
Fri Aug 16, 2019 11:56 pm
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

Can you please provide some proof of your claims about the UA loads and fuel burn. Not sure it is helpful to keep making claims without back up. There is no need to provide proof we had a very long thread in tech ops over this, the real fuel burn data from the 787-9 and A359 were compared for the s...

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by zeke
Fri Aug 16, 2019 6:01 pm
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

[ Thanks for bringing the advance3 into this discussion. I have been a bit confused about it. Is it possible that airbus may be applying it to the a35KULR? Because it is due to launch next year (advance3) No Advance3 is a engineering test vehicle to demonstrate technology for the Ultrafan. The Tren...

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by zeke
Fri Aug 16, 2019 5:18 pm
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

Since we know that the -900 ULR has 165 m3 and cannot fly enough people far enough to meet the needs of QF The -900/-900ULR/-1000 are all MTOW limited at their desired ranges. If the MTOW was raised on the -900ULR it would be capable of well over 10500 nm with the existing fuel volume. Please refer...

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by zeke
Fri Aug 16, 2019 4:03 pm
Forum: Civil Aviation
Topic: Cathay Pacific CEO Rupert Hogg resigns
Replies: 45
Views: 11020

Re: Cathay Pacific CEO Rupert Hogg resigns

The news comes as a surprise to me, Mr Hogg was a very good boss, fair and balanced to his employees and a very good leader. Under his leadership he turned the airline around and delivered very strong first half results. I have always found Mr Hogg to one of strong integrity and ethics, something wh...

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by zeke
Fri Aug 16, 2019 5:08 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

Just for the record, Airbus has standard ACTs already certified and flying on many narrow and wide body aircraft

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by zeke
Fri Aug 16, 2019 3:17 am
Forum: Technical/Operations
Topic: Polar Routing from India to US
Replies: 20
Views: 2356

Re: Polar Routing from India to US

My copy of the Air India Polar Operations manual is dated 02/28/2007. Are you sure AI has not been flying these ops prior to this date? I know that JET was doing some before their demise. What aircraft types and routes would AI done polar ? The first polar flight CX did was JFK-HKG in 1998, a 744. ...

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by zeke
Fri Aug 16, 2019 2:23 am
Forum: Civil Aviation
Topic: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft
Replies: 1492
Views: 271695

Re: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft

Pure speculation on my part, but if Qantas is thinking of pushing Project Sunrise back (the world economy is starting to look shaky as trade wars are looming), that would give Boeing the window they would like to re-evaluate the general market interest in the 777-8. So I could see part of this &quo...

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by zeke
Fri Aug 16, 2019 1:54 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

[I cannot believe that the center wingbox of the A35K has been made 0.3m shorter in order to accommodate the longer wheel well of the A35K. The only way to have an effect on the integral tank volume is indeed to modify the position of the wing spars, with major structural consequences. In this inst...

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by zeke
Thu Aug 15, 2019 11:44 pm
Forum: Civil Aviation
Topic: Hong Kong airport disruptions due protest
Replies: 168
Views: 27354

Re: Hong Kong airport disruptions due protest

Please understand that not everything that is posted on WEIBO is true, CX has already come out to say that it was not prevented from entering Chinese airspace. HKG had a NOTAM issued at the time for a ground stop and possible diversions for inbound aircraft. As the crew were on a very long flight du...

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by zeke
Thu Aug 15, 2019 1:13 pm
Forum: Civil Aviation
Topic: Ural Airlines A321 VQ-BOZ 15 august 2019 Moscow emergency landing
Replies: 174
Views: 25593

Re: Ural Airlines A321 VQ-BOZ 15 august 2019 Moscow emergency landing

DYSK wrote:
According to avherald the plane landed with gear up.


Does not mean it is correct, been many times they have corrected things are facts develop.

When I watched the video I saw the birds with the runway still in view, gear would still be down.

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by zeke
Thu Aug 15, 2019 11:17 am
Forum: Civil Aviation
Topic: Ural Airlines A321 VQ-BOZ 15 august 2019 Moscow emergency landing
Replies: 174
Views: 25593

Re: Ural Airlines A321 VQ-BOZ 15 august 2019 Moscow emergency landing

I believe the gear was up. If you look at all the crash site photos, including ones from a drone, I see no tracks from the gear and no pieces of the landing gear in the field (if it tore off) or underneath the plane (if it collapsed). I dont know, I saw two well spaced tracks on the aircraft trajec...

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by zeke
Thu Aug 15, 2019 11:15 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

The ACAPS does have the tank volumes, you need to go towards the end in the hazardous materials and fire fighting section. As far as I am aware the -1000 has less volume available in the centre tank, the four wheel bogies bay is 4.1 m long where the -1000 has a 4.7 m bay for the 6 wheels. the gear ...

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by zeke
Thu Aug 15, 2019 10:24 am
Forum: Civil Aviation
Topic: Ural Airlines A321 VQ-BOZ 15 august 2019 Moscow emergency landing
Replies: 174
Views: 25593

Re: Ural Airlines A321 VQ-BOZ 15 august 2019 Moscow emergency landing

Now let's debate this: They landed with gear up. Would it have been better had they lowered the gear? :stirthepot: Did they land gear up ? Hard to tell from the drone footage. The QRH procedure would be to have them down. I didn't hear the normal chimes on either the takeoff or landing videos to in...

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by zeke
Thu Aug 15, 2019 9:22 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

So we're not getting that then.. There seems to be confusion as to whether the -900 and -1000 center tanks are the same size, the ACAP doesn't give tank sizes just total load, could you point us to public information on if this is true or not. The ACAPS does have the tank volumes, you need to go to...

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by zeke
Thu Aug 15, 2019 8:11 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

WIederling wrote:
IS there is list of "backports" from the A35K to the A359 around?



Yes there is, it’s a large PDF over 100 pages long that is Airbus proprietary.

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by zeke
Thu Aug 15, 2019 2:24 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

...and added the -1000 nose gear. I always thought it was just the MLG that were different for the types. What differences are there between the -900 and -1000 nose gear? Essentially the -1000 nose gear is certified for higher weights. The ULR has a higher MTOW plus additional fuel volume in the ce...

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by zeke
Thu Aug 15, 2019 2:23 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

Seems dubious to me. Since you provided no link I did a bunch of Google searches and found nothing like what you report with regards to workers moving from NMA to MAX. Maybe there is something in German language google.de but I could find nothing on google.com. Also seems this is best discussed in ...

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by zeke
Thu Aug 15, 2019 1:42 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

Not sure that even this rumoured launch of the A350-1000ULR can even carry 300 pax for a 19 hour flight. As is SIA's A350ULR is carrying only 166 pax for its 19 hour flight SIN-EWR. Many people make the assumption based upon the 77W to 77L that the A350-900ULR shares the same weights as the A350-10...

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by zeke
Thu Aug 15, 2019 1:09 am
Forum: Civil Aviation
Topic: Rumor: Airbus to launch A350-1000ULR
Replies: 381
Views: 63103

Re: Rumor: Airbus to launch A350-1000ULR

Your estimates for the A35K payload over 7600nm seem on the low end. The 316t A35K can haul 35t over 8400nm. Limiting the range to 7600nm allows to trade at least 9t of fuel for payload. The design range was increased yet again from 8400 nm to 8700 nm. https://www.airbus.com/aircraft/passenger-airc...

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