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When the aircraft is in operation, the airline must correctly arrange the position of passengers and cargo to ensure that the center of gravity of the aircraft does not exceed the safety limit at any time during take-off, landing and flight.
The center of gravity is slightly forward, the stability of the aircraft is good, and the anti-turbulence ability is strong; With a slightly offset center of gravity, the aircraft has good maneuverability and low fuel consumption.
The center of gravity of the aircraft is too far forward and too far back, which does not meet the safety norms, and the fuel consumption of the aircraft increases, the landing gear is damaged, the fuselage structure is deformed, the life of the aircraft is shortened, and the airport runway is damaged. In the worst case, they wipe the ground with their tails during take-off and landing, rush off the runway, or even crash.
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In principle, it is not possible before take-off, and it is related to the issue of aircraft trimming. After takeoff, it can be exchanged, but it cannot be exchanged in a large area or on a large scale. Safety first.
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Gain knowledge! Will "unauthorized seat change" on the plane affect flight safety? Here's the answer.
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Hello landlord, I am an in-service foreign aviation attendant, I have worked in China for a few years before, in fact, the position of passengers is related to the balance of the aircraft, so, generally regardless of domestic and foreign countries are not allowed to change seats without authorization, if you are afraid that you will be airsick, you can start boarding to the staff who issued the seat to explain, let them give you a seat by the porthole, in fact, not like the above said foreign airlines will not care how you sit, Generally I personally fly a lot of family on the plane when flying domestic flights, and my flight attendants and colleagues have to spend time to solve for them, please remember that if you have special needs, you can let the ground staff help you solve, not every flight attendant has the patience to help you change seats, I personally took a domestic airline plane when I encountered passengers to change seats flight attendants do not give a good face!
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In principle, no. Each person's boarding pass (for ticket exchange) is a unique number, corresponding to a unique seat number. Matching the number is not only conducive to maintaining order, but also easy to manage, and respond correctly in emergencies.
But in reality, if there are not many passengers on the plane, it is possible to swap seats with each other. But if you go from economy class to business class or even first class, I'm afraid it's difficult, because there are flight attendants blocking the way, hehe!
Some foreign aircraft are very loosely managed, and you can have a party on the plane, who cares about your seat?
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Unlike trains and automobiles, which are often used by people, airplanes have very high load requirements. When the passenger has completed the check-in process, the passenger's information, including baggage information, will be included in the weight of the aircraft. Based on this information, the relevant departments of the airline will disperse the aircraft according to the requirements of the center of gravity of the aircraft within 30 minutes to 45 minutes after the check-in closes, and send it to the captain of the flight by fax, so that the crew can confirm the weight and center of gravity of the aircraft, so as to calculate the relevant flight parameters such as the altitude, speed and fuel volume that are most suitable for the aircraft.
That is, before the plane takes off, the whole aircraft is already in a state of equilibrium. If a passenger sees an empty seat on the plane and wants to sit there, it will undoubtedly upset the balance. As a result, the aircraft is unbalanced, affecting the operational performance of the aircraft and endangering flight safety.
The aviation department explained that before each flight takes off, the ground stowage balance department will calculate the balance parameters of the aircraft according to the number of passengers and the weight of the cargo loaded, and reasonably distribute the passengers on the "certain seats" of the aircraft, which is the seat number specified on the boarding pass obtained by the passenger at the check-in counter at the airport, and the flight personnel will fly according to the relevant balance parameters. Therefore, during the flight, passengers are not allowed to change seats without authorization, so as to avoid the imbalance of the aircraft affecting the operation performance and endangering flight safety.
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01 The seats on the plane are fixed, because the computer programs have all calculated how much each seat has on the balance of the aircraft, and the passengers will change seats at will will inevitably destroy the balance of the aircraft, which is a great safety hazard to flight safety.
All aircraft are regular and symmetrical, because whether it is a giant wide-body passenger aircraft with a maximum take-off weight of 560 tons or a small business jet with a maximum take-off weight of only a few tons, the reason why they can fly in the sky is not only with the thrust of aircraft engines, but also must adhere to the principle of balance. There are three main types of aircraft balance, namely pitch balance, direction balance, and lateral balance, and the aircraft stowage officer controls the issuance of passenger seats in the cabin and the loading of cargo and baggage in the cargo hold to ensure that the balance of the entire flight take-off and landing weight is within the range of the aircraft design performance safety allows. If the front end of the aircraft is heavy, it will pose a safety hazard to the aircraft climbing, and similarly, if the tail is too heavy, the aircraft will easily catch the tail when landing.
In the case of unoccupied flights, some passengers will change seats at will after entering the cabin, and such behavior will often be stopped by the crew in time. Because the seats on the plane are fixed, because the computer programs have all calculated how much each seat has on the balance of the aircraft, the random change of seats by passengers is bound to destroy the balance of the aircraft, and there are great safety risks to flight safety.
During the flight, the large-scale teleportation of passengers can also cause the aircraft to lose its balance and cause accidents. The Dalian air crash in 2002 was caused by a passenger arson in the rear cabin, and the passengers in the rear cabin ran to the front cabin in fright, and the passengers rushed to the front cabin, causing the plane to lose balance, the nose weight increased, and it was difficult for the captain to pull the plane up, and then the plane fell like a free fall, which was the main reason for the Dalian air crash.
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If a person occupies an unreasonable seat on the plane, there are a few things you can do to deal with the situation.
1.First, try to explain the situation to the man politely. Let him know that he occupies more than one seat and that he is blocking your space. 2.As.
If he doesn't know what he's doing, he'll probably be more than happy to move.
3.If the man is reluctant to move, you can try escalating the issue to the flight attendant. The flight attendant said that Chishou was trained to handle such situations and that they might be able to convince the man to move.
4.If the flight attendant is unable to resolve the issue, you may need to file a complaint with the airline. The airline will investigate the incident and take appropriate action.
1.Be calm and polite. It's important to be calm and polite, even if the man is sabotaging. If you become angry or aggressive, it is likely to make the situation worse.
2.Be assertive. You need to be confident to get a man moving. Don't be afraid to stand up for yourself and your rights.
3.Ready to walk away. If the man refuses to move, you may need to walk away. This may not be ideal, but it may be the only way to solve the problem of asking questions.
It is important to remember that you have the right to a comfortable and safe flight. If a man occupies an unreasonable seat, you should not hesitate to act.
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