Who wins this fascinating battle between the two most talkedabout aircraft models in the sky. The airbus a380 is the worlds largest passenger airliner, a widebody aircraft manufactured by airbus. They werent able to maintain it at one level, he said. Jan 01, 2007 this book was a muchneeded breath of fresh air for me. A singapore airlines airbus a380 superjumbo jet flying from london to singapore was forced to make an emergency landing in baku, azerbaijan, after cabin pressure dropped, the airline said monday. I clearly prefer the a350 and the a380 over the b787, mainly because of the quieter, wider and taller cabin, but also because of the planes conventional pulldown blinds and lack of documented battery problems. Then when it came to production costs, airbus allegedly only barely broke even. The upper and lower decks are connected by two stairways, fore and aft, wide enough to accommodate two. Even a smooth, 300 fpm climb can be uncomfortable for some. Frightening photos from the report on the qantas a380. The twoway flight 861 was on its way from denver to dallas when the crew radioed ahead to.
Does the airbus a350 really improve comfort in terms of cabin. In cabin pressure, only the names have been changed, to help you more easily identify the guilty. Airbus a380 project gutenberg selfpublishing ebooks. Jul 03, 20 visit the most unique and quietest cabin in the sky.
An airbus a380 plane operated by singapore airlines makes an emergency landing in azerbaijan due to loss of cabin pressure. When the aircraft starts to descent on approach to the airport, the cabin pressure is slowly increased at about a rate of 300 feet per minute. Emergency landing made after southwest flight loses cabin. Airlines can lose revenue by putting seat capacity at lowest yield. The pressure inside the cabin is technically referred to as the equivalent effective cabin altitude or more commonly as the cabin altitude. I fly airplanes for a living and i can tell you that there are 3 main sources of physical stress when flying. So its safe to say that airbus lost a lot of money on the a380, though we dont know how many billions. These are the healthiest planes in the air today the points guy. With its 9 seats, it is fully equipped with every attention to detail.
Now even emirates is losing some interest in the plane. Technically air pressure inside the cabin cannot be lost, but the term is used to describe a significant drop in air pressure. Jan 06, 2014 a singapore airlines airbus a380 superjumbo made an emergency landing in azerbaijan on monday due to a loss of cabin pressure, leaving hundreds of passengers stranded for 18 hours at the airport. Does the airbus a350 really improve comfort in terms of. Will the new boeing 777x airliners have higher cabin. A singapore airlines airbus a380 superjumbo made an emergency landing in azerbaijan on monday due to a loss of cabin pressure, leaving hundreds of passengers stranded for. Think of a pressurized cabin as a balloon that has a leak but is being. Qatar airways privilege club cabin pressure on the a380 let me rephrase then. The first thais a380 will be delivered on august 2012. If all four valves on the a380 were driven wide open, it would be nip and tuck for the crew to get their oxygen mask on and begin a descent. Digital cabin pressure control system dcpcs the aircraft is pressurised by bleed air supplied to the packs and controlled by outflow valves. Airbus a380 superjumbo hit by another fault telegraph.
Passengers loved it but the airbus a380 never took off with buyers. A spokesman said if necessary lufthansa could keep using some old 747s to maintain service but it was not yet clear what the impact would be. Frequent fliers have heard it dozens of times over. The a380, 787 and a350, on the other hand, can keep a cabin pressure on the lower end of that spectrum, near 6,000 feet, or somewhere. Real atc air france a380 loses engine cowling over the atlantic. Qantas was due to ferry 5 flight crew, 24 cabin crew and 440 passengers from singapores changi airport to sydneys kingsford smith on qf32. Passengers terrified as airasia plane drops 20,000ft and. If cabin pressure announced a second series of episodes tomorrow, i would be right there ready for them and would happily listen and relisten to all of the existing ones again. Being the newest, the a350 is an attempt to improve upon the passenger experience trends started by the dreamliner.
A southwest airlines flight was forced to make an emergency landing at dallas love field saturday night after it lost cabin pressure a month after a woman lost her life on one of its jets after an engine explosion, ktvt reported southwest flight 861 was flying from denver to dallas when the oxygen masks in the cabin came down about 9 p. Pressure differential humidity level noise level i would add that seating arrangement and leg room can create some stre. Airbus advised airliners to test noisy doors on their a380 passenger airliner after identifying a problem with the door seal that could lead to a fall in the cabin pressure. Jul 17, 2014 airbus said fatigue had been found on fewer than 10 percent of the more than 400 doors inspected on the a380. Compare this to cabin pressure in the a380 which averages around 7,000 feet, still lower than other aircraft but not as impressive as the dreamliner. Oct 25, 2014 to maintain the pressure in the cabin equal to that at low altitude, even while the airplane is at 30,000 feet, the incoming air is held within the cabin by opening and closing an outflow valve, which releases the incoming air at a rate regulated by pressure sensors. One of mangans key allegations is that because of the a380 s unusual design, any loss of cabin pressure would be extremely dangerous. Superjumbo of the 21st century by norris, guy, wagner, mark isbn. Delta flight 4058 diverted after loss of cabin pressure cnn.
Cabin pressure on the a380 page 2 flyertalk forums. Mangan alleges that flaws in a microprocessor could cause the valves that maintain cabin pressure on the a380 to accidentally open during flight, allowing oxygen to leak out so rapidly that everyone aboard could lose consciousness within seconds. Airbus a380, list of airbus a380 orders and deliveries. This allows the a380 to operate at a higher altitude than other newly designed civilian aircraft. Whats the relation between cabin pressure and altitude. One issue may be lower cabin pressure than is comfortable for many fliers. An emirates airbus a380, with nearly 500 seats, was showered by water canons as it mad its. The force on the door is about 3970 kgs 8750 pounds or 4. The masks deploy when cabin altitude is around 14,000 feet. Sep 21, 2018 a loud bang, thump or clap are among the signs cabin crew are told to listen out for if a plane suddenly loses cabin pressure but what happens next, and how long have passengers got to act.
The reason cabins arent kept at sea level pressure is because youre basically inflating a balloon, a balloon made of metal in which each inflationdeflation cycle slightly reduces the airframe life. Theory 1 if the plane depressurises and i need a mask there is a serious problem. Should the cabin experience sudden pressure loss, oxygen masks will drop down from. At cruise altitude of 38000ft a 6000ft cabin has a higher psi than an 8000ft cabin. Airbus reveals new a380 cabin layout that would squeeze eleven passengers into every row in economy to boost profits if an airline adopts the seating plan, economy class would be realigned to add a middle seat to the middle section airbus a380 is already the worlds largest passenger jet, and the proposed configuration could add up to 70 seats. My question is, why is it that an aircraft loses pressure and eventually get crashed when for instance something. Oct 01, 2017 another a380 loses an engine in midflight by now, everyone has heard about the air france a380 flight yesterday that had an engine break up in midflight over the north atlantic one report says over greenland. Pressure in the boeing 737s cabin, which should have remained stable, fluctuated, said wagner. Qantas flight loses cabin pressure and forced to divert to melbourne oxygen masks deployed on flight qf706 which was given a priority landing after cabin depressurisation published. The loss of the radome could adversely affect the structural. Singapore airlines a380 plane in emergency landing bbc news. As for the natural state of the human body flying in an aircraft is most definitely not a natural state for our bodies. Singapore air flight 317 left london on january 5, 2014 but never made it to its destination. The b777x pressurization will be higher than 6,000ft pressure altitude of the b787 and a350.
Why is the giant a380 jet wowing passengers, but not many airlines. If one loses an engine, its down to half its power while the. An airasia flight from perth to bali lost cabin pressure just 25 minutes after takeoff on sunday, forcing the pilot to make a terrifying 20,000foot dive to enable the 145 passengers on board to breathe. Questions about airbus a320 and a321 pressure equalization. Passengers terrified as airasia plane drops 20,000ft and loses cabin pressure the budget airline said the incident was due to a technical issue this image made from video shows an airasia. So, a cruising a380 would have a higher pressure than a 777 at the same altitude. I can tell you for a fact that reading this book on a southwest flight will get you extra peanuts and a few grins from the cabin crew, who seem to have the best parts of cabin pressure.
The greater the pressure differential inside vs outside the cabin, the more the stress and the stronger heavier the aircraft has to be built. Aug 16, 2016 the airbus a380 is a doubledeck, widebody, fourengine airliner manufactured by the european corporation airbus, an eads subsidiary. The airbus a380 vs the boeing 787 dreamliner backpackerlee. We have decided for tttech because our systems are critical for passenger safety and cabin comfort. May 22, 2015 cabin pressure controllers have been around for years. The a380 flies for up to 14 hours at an altitude of 11,000 meters with an ambient temperature of 56c and a pressure of less than 20 per cent of the usual ambient pressure. Cabin pressure controllers have been around for years.
For aircraft, this air is usually bled off from the gas turbine engines at the compressor stage, and for spacecraft, it is carried in high pressure, often cryogenic tanks. Airbus studies started in 1988 and the project was announced in 1990 to challenge the dominance of the boeing 747 in the long haul market. Apr 04, 2016 cnn a delta air lines flight from south carolina to new york had to land in north carolina on monday after loss of cabin pressure, the airline said. The largest passenger airliner in the world, the a380 made its maiden flight on 27 april 2005 from toulouse, france, and made its first commercial flight on 25 october 2007 from singapore to sydney with singapore airlines. The more natural cabin pressure, humidity and noise are instantly comforting. This increasing the strength requirement for the frame. Ive noticed this before on the a380s, although ive only ever been on qatars. Is the new airbus a321xlr actually an a380 replacement.
Both have their strongpoints and both have their weaknesses. Maxine reed, who was also travelling on the jet 2 flight, said. The loss of the helios airways boeing 737 near athens on sunday may have been the result of a drop in cabin pressure. Mangans wife, diana, has been reading a book, lord, where are you. Jan 29, 2014 one of the deciding factors on choosing which airline has the best a380 is the kind of features and amenities onboard, because the size of the a380 allows things not normally before seen on a passenger plane, such as lounge bars, shower cubicles, and gift shops. A loud bang, thump or clap are among the signs cabin crew are told to listen out for if a plane suddenly loses cabin pressure but what happens next, and how long have passengers got to act. When the cabin pressure has dropped to an equivalent of about 7000 ft altitude the aircraft will be much higher by that time the cabin pressure is kept constant. Aircraft have cabin air systems that control pressurization, airflow, air filtration, and.
But airbus executives, laboring under pressure from their political masters in. Ambient pressure rapidly decreases as altitude increases,however,aircraft isobaricdifferential pressurization systems for cabin pressurization begins as. Superjumbo of the 21st century takes readers through the drama of the a380 project, introducing all the key players and unraveling the controversies surrounding its development, from battles over construction materials and onboard technologies to alleged mudslinging by boeing and other competitors. Aug 18, 2005 it depends how quickly and at what altitude it happens. The airbus a380 is a doubledeck, widebody, fourengine jet airliner manufactured by the european aircraft company airbus. Can an airliner provide ground level cabin pressure. Mangan began work on the chip for the a380s cabinpressurization system. Rapidexplosive decompression results in a sudden loss in cabin pressure, and can be. Cabin rate of climb or descent exceeds 1890 sea level fpm cpcs. Imagine a cabin door approximately 2 metres by 1 metre 18 square feet. At 30,000 feet if the plane has a huge problem and takes a sudden dive like a bit of the fuselage falls off we have complete loss in cabin pressure i have two choice.
The oxygen masks fell down for us and we landed in sofia for safety measures. Everyday low prices and free delivery on eligible orders. Most passenger jets have two cabin pressure valves, with. The devices have been perfected and control cabin pressure accurately and smoothly. As a result, the pressure on big hub airports, many of which are congested. Incidents for aircraft type airbus a380800 aeroinside. Loss of cabin pressure means that, if for some anomaly that pressured air in the cabin starts to escape, to the less pressure of the outside of the plane, the passengers will literally fall asleep and if the two pilots are not aware, the whole crew and passengers will literally pass out and the airplane will eventually drop from the sky. Airbus a380 specifications, cabin dimensions, speed. Cabin pressure on the a380 i was upstairs on qr4 yesterday and the cabin pressure was incredibly low, so much so that it gave me a splitting headache for most of the journey. I read a lot of heavy and blah books around this one and i needed to remember that books can be funny. What does it mean when an airplanes cabin loses pressure. Enjoy the wide windows and comfortable cabin pressure made possible by the carbon fiberreinforced aircraft technology. Qantas a388 near perth on dec 7th 2014, loss of cabin pressure published on 07.
Airbus lost billions of dollars on the a380, and production ended much sooner than they were expecting. This is the perfect bathroom book for when youre stuffed into the ittybitty lavatory aboard a boeing 737400. Imagine now that the cabin is pressurised to 100 kpa 14. I cant recommend it enough, you can buy the episodes individually i think, but i think the best way to listen is via audible subscription since you get to keep them. Southwest jet loses some cabin pressure during flight, lands at dallas love field. This is defined as the equivalent altitude above mean sea level having the same atmospheric pressure according to a standard atmospheric model such as the international standard atmosphere. Cabin pressurization is a process in which conditioned air is pumped into the cabin of an. It was initially named airbus a3xx and designed to challenge boeings monopoly in the largeaircraft market. Ive noticed this before on the a380s, although ive only ever been on. The a380 produces 50% less cabin noise than a 747 and has higher cabin air pressure equivalent to an altitude of 1500 metres 5000 ft versus 2500 metres 8000 ft. Oversize expectations for the airbus a380 the new york times. Whether its being used to reduce the number of flights and create cost savings while maintaining capacity, or to offer more capacity with fewer takeoff slots, the a380 brings operators a wide range of commercial advantages. Featuring true widebody comfort on two levels, the a380 s interior is the best in class in every class.
Theres a couple of engineering reason why the a380 frames are so deep i am assuming that the frame spacing is the same as other models. Qantas to inspect six a380s after cracks found on early. Qantas flight loses cabin pressure and forced to divert to melbourne. A380 customer lufthansa said it was aware of the issues but hadnt experienced any problems.
There is a private area for passengers to change, complete with dressing table, locker and highquality beauty products by biologique recherche for wellbeing and. Why airbus eadsy stock is dropping today thestreet. According to reuters, the a321xlr has a lower cabin pressure than bigger. Airbus a380 jetliner cabin noise, door problem being. It is the worlds largest passenger airliner, and the airports at which it operates have upgraded facilities to accommodate it. Unplanned loss of cabin pressure at altitude is rare but has resulted in a number. Singapore air a380 loses cabin pressure and diverts to.
Showing the interior of thai a380 s royal first class, royal silk class and economy class. Description the a380s service introduction ushered in a new era of airline transportation for operators. Cabin pressurization is a process in which conditioned air is pumped into the cabin of an aircraft or spacecraft, in order to create a safe and comfortable environment for passengers and crew flying at high altitudes. If it was lowered, then the cabin altitude would increase. Aircraft cabins are pressurized using cooled and filtered air bled from the engines, keeping the air pressure inside the cabin at the equivalent of an altitude of 8,000ft even though commercial aircraft often fly at 40,000 ft. Singapore airlines a380 forced to make emergency landing. The first commercial flight of the airbus a380 fast approaches and rarely has a debut been so hotly debated and keenly anticipated. To reduce cabin pressure, the door slowly opens, allowing more air to escape.