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Questions tagged [airbus-a380]

The Airbus A380 is a four-engine, double-deck, wide-body airliner that is currently (mid-2015) the largest production aircraft in the world

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Can an Airbus A380 or Boeing B747 fly with only 2 engines?

If during cruising with full load, these two kinds of airplane got two of their engines failure: With one engines fails in each side (so, only one engine works every side). With 2 engines fail in one ...
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2answers
338 views

How long does a runway have to be for an Airbus A380 to takeoff?

I have seen several Airbus A380's takeoff on large runways, but how small can a runway get for an Airbus A380 to takeoff fully without overrunning?
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1answer
248 views

Why did Emirates order so many A380s?

According to the Wikipedia entry on the Airbus A380: As of September 2018, Airbus had received 331 firm orders and delivered 230 aircraft; Emirates is the biggest A380 customer with 162 ordered of ...
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2answers
264 views

How do they fill fuel in big aircraft?

Being a passenger, I usually will have view from only one side of these planes and hence don't know if same thing is happening on other side of the plane. I have observed hoses connected to wings, but ...
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1answer
87 views

Need Airbus A380 model in .xml format [closed]

i am looking for Airbus A380 aircraft model in xml language/ format. Can anyone provide? Or share the xml code?
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2answers
403 views

What components on a fully functional A-380 could fail in mid flight while still allowing the plane to land without loss of life? [closed]

I'm doing some research for a potential fan story in the Dresdenverse. Summary: a passenger is flying for the first time in an A-380. The A-380 is fully functional: it's the first flight after a ...
31
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1answer
10k views

Why does the A380 not have front windows on the top floor?

The title says it all. On the 747, the cockpit is in the upper level and in the lower there's equipment (radar, avionics, etc.) But on the A380, the cockpit is in the lower floor and there's no ...
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3answers
222 views

At which airports has the A380 landed?

I can't find a list anywhere (other than regular flights), but I am really interested, which airports have ever handled an A380 flight, including all one-time visits or emergency landings.
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3answers
571 views

Why is the A380 a double-decker rather than a longer airplane?

It seems like making the A380 a double-decker increases the cross-sectional area of the fuselage, thereby increasing drag on the airplane. Wouldn't it be more efficient to fit so many seats in a ...
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3answers
11k views

Why is the lower deck of the Airbus A380 curved like a single deck airplane?

I recently traveled on the lower deck of an A380 and the section where the side walls of the fuselage and its roof top meet is curved just like any single deck airplane. Credits: Wikimedia Commons ...
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1answer
104 views

Is it possible to 'retrofit' electric flight control actuators to replace existing hydraulic actuators on aircraft?

Read a bit about the potential cost savings of replacing existing hydraulic aileron actuators on large commercial aircraft such as the A350/380 with electrohydraulic/electromechanical actuators. ...
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1answer
405 views

How is an Airbus A380 fuselage joined and fastened together?

An Airbus A380 fuselage is manufactured in three different parts and then assembled together: (Images courtesy of Airbus S.A.S 1994) The fuselage functions under extreme conditions: low pressure ...
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1answer
263 views

How much fuel is used for preheating the outer engines of a four-engine airliner that were not used for taxiing?

Many questions and observations here have highlighted the idea of using some kind of electric towing system for towing airplane to and from the runway, instead of using fuel to taxi. One of the ...
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2answers
187 views

Are there any regulations preventing one from converting an originally cargo aircraft to ferry passengers?

Are there any regulations preventing one from converting the cargo version of the Airbus A380 for passenger use?
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1answer
2k views

How much fuel does the A380 use for taxiing before takeoff?

How much fuel does the A380 use for taxiing before takeoff and after landing? What does it cost at today's pricing?
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1answer
347 views

How many crew members load and offload luggage on an Airbus A380?

What are the standard ground needs of a modern double-decker airline. How many crew members load and offload luggage on a modern double-decker airliner on any typical trip?
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1answer
318 views

What is the minimum and maximum number of jet bridges used on an Airbus A380?

What is the minimum and maximum number of jet bridges used for embarking and disembarking on a typical Airbus A380 trip and why?
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1answer
684 views

Would the twin engine Boeing Y3 be able to compete better than the Airbus A380? [closed]

The low sales performance of the quad engine Airbus A380 and declining sales of the Boeing 747-800 have largely been attributed to lesser fuel economy of quad engine aircraft when compared to their ...
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3answers
2k views

How long does it take to assemble an Airbus A380?

How long does it take to assemble an Airbus A380?
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2answers
670 views

Is there any particular reason the A380 doesn't have a centre wing tank?

Today I learnt something new, but apparently the A380 has no centre wing tank, which leads me to ask, is there a specific, design reason for this? Or did Airbus just think those huge wings were big ...
6
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1answer
759 views

How is the area of flaps determined?

While may be possible to look up the dimensions of high lift devices in an aicraft's documentation, there is no information on what the underlying design choices are. Using Wikipedia, I found out ...
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0answers
51 views

What system is used to drive the control surfaces of airliners? [duplicate]

What system is used to drive the control surfaces, rudders, flaps and slats of the Boeing 747-800 and Airbus A380 and other modern airline aircraft? Is it a hydraulic or pneumatic system? Which is ...
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2answers
2k views

How large are the pilot rest areas of the A380 and B747-8?

How large are the pilot rest areas of an Airbus A380 and Boeing 747-8? What entertainment systems are found in them?
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1answer
135 views

Is it possible for an Airbus A380 to operate with 8 of the largest geared turbofans instead of 4 Trent 900 engines? [closed]

Is it possible for an Airbus A380 to operate with eight of the largest geared turbofans instead of four Trent 900 engines? Would it be fuel efficient? What would be the total thrust of the engines?
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3answers
1k views

Why are the largest civilian aircraft not adapted for military use?

Frequently, civilian aircraft models are militarized, e.g. into the role of tankers, AWACS and others. In this militarization, we see a lot of "medium-large" aircraft, such as B707, A330. The super-...
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1answer
5k views

Is the entire length of a B747 or A380 wing used as a fuel tank?

It is generally understood that the fuel tanks of aircraft are in the wings, but specifically, is the entire length of the the wing of: an Airbus A380 Jumbo used as fuel tank? a Boeing 747-800 Jumbo ...
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1answer
11k views

How much fuel does an A380 hold and where?

How much fuel does an A380 usually carry (in litres) and what is the maximum? How much is in each wing? How much is in other fuel tanks and where are they?
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67 views

Would it be possible to build an engine twice the size of the Trent 900? [duplicate]

Would it be possible to build an engine twice the size of the Trent 900 in terms of physical size, i.e. doubling the diameter? Let's assume that it's feasible to build an aircraft tall enough to ...
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3answers
672 views

Why is Emirates not considering buying or leasing used A380s?

Airlines such as Korean Air are retiring their A380s. They are struggling to find buyers/lessors. In such a scenario, Emirates could easily obtain used A380s at cheap prices. Is Emirates not leasing ...
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1answer
311 views

Are nose wheel tyres designed differently from the main wheel tyres?

For the heavy large Jumbos like the Airbus A380 and the Boeing 747-800, considering nosewheel tyres are not subjected to the excessive heating caused by braking from the disks and brake pads, and ...
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1answer
308 views

What is the air temperature inside of a tire right after landing?

What is the maximum design air temperature inside of a tyre of an Airbus A380's and a Boeing 747-800's main gear fitted with brakes, before landing after a 10 hour flight and right after landing? Are ...
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1answer
445 views

Would installing 6 engines on an Airbus A380 and or Boeing 747-800 achieve a shorter take off distance?

Would installing 6 engines on an Airbus A380 and or Boeing 747-800 achieve a shorter take off distance? Would that result in excessive acceleration and harmful or uncomfortable G-forces? Would the ...
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1answer
187 views

does the compressor section of a jet engine creates a depression in front of it, due to air be sucked at a great rate [duplicate]

for large Jumbos like the Airbus A380 and the Boeing 747 - 800 at maximum thrust at take off, does the compressor section of a jet engine creates a depression in front of it, due to air be sucked at a ...
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6answers
4k views

Would increasing the number of wheels of a Jumbo reduce the braking distance?

If weight was not an issue, would increasing the number of main gear wheels on a jumbo such as the Airbus A380 from 20 to 40 wheels, each equipped with braking disks and braking equipment, considering ...
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1answer
1k views

Can a PPL holder fly family and friends aboard an A380? [duplicate]

Would I be able to fly an A380 with a private pilots license and carry family and friends? I know I can fly the A380 with a PPL.
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0answers
451 views

What is the maximum weight on the main gear of a large aircraft at rotation and touchdown?

For a large aircraft like a B747 or A380, how much does the weight on the main gear increase when the nose gear is in the air? I mean, in these two cases: What is the maximum extra weight on the main ...
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1answer
485 views

Does the 747-8 / A380 nose-wheel encounter more weight during braking?

Given that the nose wheels of both the Boeing 747-8 and Airbus A380, as is true for almost all aircraft, are not equipped with brakes, do they encounter more weight during braking? If so, how much ...
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1answer
373 views

Can the bleed air for deicing the wings of the aircraft be switched on and off for jumbos?

Considering the large surface areas of the wings of the Boeing 747 and Airbus A380, can the bleed air for deicing the wings be switched on and off as needed and if so, is that automatic and where are ...
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1answer
379 views

What is the maximum temperature of engine bleed air for de-icing the wings?

What is the maximum temperature of the air bled from the engines of a Boeing 747-800 and an Airbus A380 to the wings for de-icing? If the air is too hot, how is it cooled?
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1answer
588 views

What is the length of an A380 aileron?

I work as a paint shop prepper at an airport in the UK and have currently worked on a aileron of a 757-200 that was 14ft long and wanted to compare it to that of a A380
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3answers
262 views

How does the lift coefficient of an A380 change when flaps are extended?

I would like to know the lift coefficient with 10 degrees of flaps extended.
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1answer
182 views

Would it be feasible to use graphene in the gearbox of a large turbofan engine?

What is the possibility or are the drawbacks of substituting graphene for metal in a gearbox of a geared turbofan the size of a Trent 900, given its strength properties(graphene), harder than a ...
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1answer
134 views

Could adding a gearbox to the Trent 900 improve the efficiency of the A380?

Could adding a gearbox to the Trent 900 improve the efficiency of the A380 so that it performs better than a smaller jet, i.e with economies of scale? Is the absence of a gearbox in the Trent 900 the ...
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3answers
2k views

Is the Airbus A380 a viable shorthaul airliner?

What is the technical, mechanical and economic feasibility of using the Airbus A380 for short haul flights of under 4 hours in its 800 plus seat configuration? I'm talking about cost and economies of ...
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1answer
3k views

What was used instead of the failed engine when ferrying the Air France Flight 66 aircraft back?

After engine 4 failed in Air France Flight 66, the airliner (an Airbus 380) landed at Goose Bay in Canada. I am aware that following that, the failed engine was removed and then something "...
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2answers
329 views

Can a turbofan maintain torque when spinning fast?

I assume turbofan fan rpm could be increased only when: Using most modern jet engines (Airbus A380 and the Boeing B747-800) Using a magnetic gearbox which can handle more torque dor the same weight ...
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2answers
720 views

Does the Reynolds number on a smaller model need to match the one of the original aircraft?

1.Airbus 380-800 : The overall length of it , is 72.72 m and its cruise speed is 903 km/h. Based on the mean chord of wing , its Reynolds number in cruise phase is around 75 millions. Now , a 1/18 ...
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1answer
474 views

Why is the GP7200-powered A380 fleet not grounded?

After the Qantas A380 engine failure, all Trent-powered A380s were grounded.1 After the Air France A380 engine failure, the GP7200-powered A380 fleet was not grounded. Why were these two incidents ...
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1answer
992 views

Why does the wing root of the A330 have a pronounced twist?

just wondering what the purpose of the pronounced twist on the Airbus A330 wing root is, I've noticed this on the 380 as well.
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2answers
463 views

Do airliners use light alloy wheels, like cars do?

Do large and small airliners - up to jumbos like the Boeing 747 and Airbus A380 - use light alloy wheels in their landing gear to reduce weight? If not, why not? Are there reasons unrelated to ...