Questions tagged [blended-wing]
Is an airplane configuration where there is no clear distinction between the fuselage and the wing.
11
questions
3
votes
4answers
955 views
Can an aircraft have a lifting fuselage that only generates lift at certain speeds?
I came across the blended wing body designs and their advantages etc. They are still very far from reality and require 20 more years till we see them fly. Isn't a conventional fuselage design with a ...
10
votes
1answer
961 views
How is a Flying-V more efficient than current fuselage-over-wing designs?
It's claimed the plane will use 20% less fuel than the Airbus A350-900 while carrying a similar number of passengers -- the Flying-V will seat 314, while the Airbus A350 seats between 300 and 350. The ...
37
votes
10answers
15k views
Why are there no cargo aircraft with “flying wing” design?
From that I have seen so far, the "flying wing" design (like the one of B-2 Spirit and Northrop YB-49) has superior performance but also a few notable problems that make it difficult to use for ...
1
vote
2answers
430 views
What is this plane shown on the 'Blended wing body' Wikipedia page?
(wikimedia.org via wikipedia.org)
What is the second plane from left, between the 757 and the B-2?
1
vote
0answers
41 views
What are the effects of angle of attack on turbines in composed delta wings with jets in upper side?
: a layperson doubt. What would happen during take-off and landing of a machine as Boeing X-48, because of the high angle of attack, the steep attitude of the airplane: would this difficult air supply ...
0
votes
0answers
79 views
What would it take to bring a more efficient lifting-body airplane design (possibly a BWB) to commercial market? [duplicate]
I know that the MAIN reason Boeing and Airbus are held back on this is the development costs. It costs a lot to even develop a slightly new design, let alone mass manufacturing it. But that's the ...
4
votes
3answers
1k views
Why don't plane wings start at the front of a plane and end at the back?
This is what some people think the SR 72 will look like.
If a plane wing was attached to the whole fuselage, couldn't it have a shorter wing span? If it had a shorter wingspan it would be less of a ...
5
votes
1answer
487 views
Why do BWB designs typically put the engines in the rear?
A Blended Wing Body aircraft looks something like this:
In fact, every true BWB concept model I've seen puts the engines in the rear. Why is this? Can't they be hanging from the wings on pylons?
I'm ...
11
votes
2answers
6k views
What are some disadvantages that come with a design like a B-2 spirit bomber?
Here is a B-2 Spirit:
source
Source
Many different things can get in the way with a design like a B-2. Although it has really good stealth and looks, does it have any disadvantages that come with ...
21
votes
8answers
16k views
Why are there no blended-wing passenger airplanes in operation?
Blended wings are more beneficial when it comes to fuel efficiency increase and noise reduction. However, no manufacturer has decided to produce these airplanes for major airline operation so far. ...
8
votes
3answers
2k views
What were the disadvantages of early prop driven blended-wing aircraft?
I've been researching the history of pre-jet aircraft and I've come across several famous, and not so famous, blended-wing aircraft. The idea seemed to show promise but never really caught on, even ...
