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Why is 777X wingtip folding?
The main reason for the wingtips’ mechanical folding feature is to allow the aircraft to land at more airports. Putting the 777X in group VI (with a wingspan of 214′ – 262′) would have given its operators the same headache as Hi Fly, and narrowed their choice of routes and airports significantly.
Why are there no winglets on a 777?
Why does the 777 not have winglets? One reason that the 777 does not feature such wingtip extensions is the operational limits these would place on the aircraft. The 777-200LR and -300ER variants of the aircraft have a wingspan of 64.8 meters. This would cause the aircraft to be classified under aerodrome code F.
How many people can the 777X fit?
It will seat typically 426 passengers over a range of 7,285 nmi (13,500 km).
What happens if a 777X wingtip fails to fold?
Reliability is critical. A 777X may be unable to vacate a runway if a wingtip fails to fold, and it has to do this in a short time (of the order of 20 seconds). Should the wingtips not fold up and lock into place correctly after the aircraft lands, it could effectively paralyze an airport by delaying both departures and arrivals
How are the wings on the 777X different?
The amazing, glider-like wings of the 777X take carbon composites to a new level. Longer and more efficient, these revolutionary wings will change how we fly. The 777X’s folding raked wingtip and optimized span deliver greater efficiency, significant fuel savings and complete airport gate compatibility.
What’s the range of the new Boeing 777X?
As a result, the type will have a range of over 14,000 kilometers (8,699 miles). Boeing’s motivation for its including folding wingtips within the design was not wholly steered by fuel economy. With a fully-extended wingspan of 71.8 meters, the new 777X falls within the ICAO’s aerodrome Code F.
Who are the customers of the Boeing 777X?
Within two years, Boeing had received 326 orders for the type. Customers included Lufthansa, Etihad Airways, ANA and Singapore Airlines. Boeing had initially hoped to begin the 777X flight test program in March. But due to various events in the early part of the year, the target date was pushed back.