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What is the blended wing body used for?
The BWB airframe merges efficient high-lift wings with a wide airfoil-shaped body, allowing the entire aircraft to generate lift and minimize drag. This shape helps to increase fuel economy and creates larger payload (cargo or passenger) areas in the center body portion of the aircraft.
Why are commercial airplanes low wing?
A low wing allows engines to be near the ground for easy servicing. And main gear legs fit conveniently into low-wing structures. The legs are tidy and short with low wings. High wings are favored for military cargo and passenger planes because the high wing keeps the engine, propeller, fan, etc, away from the ground.
Are there green planes?
The short answer is no, sustainable air travel is not possible. It is best not to fly to be truly sustainable. The long answer is that there are certainly ways to ensure that your flight has way less of an impact. Such as the choice of airline, seat, route, and CO2 compensation.
Is low wing better than high wing?
High-wing airplanes give pilots and passengers a better view of the ground below the aircraft. This is especially true of 4-seat and larger planes, where there is less a chance of a wing blocking your view. Low-wing airplanes allow for a better view above the plane thanks to the wings being below the fuselage.
What is the most eco friendly aircraft?
Some of the world’s most environmentally-friendly aircraft at the moment include Boeing’s 787-8 and 787-9 as well as the grounded 737 MAX. And Airbus also offers a good selection including the A320 neo family and A350-900.
Why are there no blended wing aircraft in service?
The answers above are all very good, but I suspect that the most important reason for the lack of blended-wing passenger aircraft in service may be the simplest: flyers don’t appear to like them very much.
What can NASA do with blended wing body?
Blended Wing Body – A potential new aircraft design. NASA and its industry partners are investigating a blended wing aircraft concept for potential use as a future air transport for both civilian and military applications.
Why are commercial planes not changing in design?
While all the other answers tackle quite a few practical problems that flying wing cargo planes would need to combat, there is also the problem that airplane operators tend to be very conservative when buying expensive aircraft. That’s a major reason why commercial airplane design hasn’t really changed in the last 50 years.
Which is better blended wing body or low speed body?
Because blended-wing-body does not have better L/D at low speed. But generating part of lift with the body has some advantage for high-speed aircraft as it allows smaller wings that is better for high speed (and worse for low-speed).