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Questions tagged [engine-placement]

For questions about the location of engines on an aircraft.

1 vote
1 answer
304 views

optimal airplane propeller placement along the vertical axis?

is there a guideline for optimizing flight based on where the engine/propeller is placed along the vertical axis? some planes have the propellers well below the wings, some on the wings, some above ...
stuart's user avatar
  • 125
0 votes
0 answers
61 views

Which would be the best placement of an engine for a supersonic buisness jet that has an intake of 2-D ramp? [duplicate]

I would also like to know if possible which would be the advantage/disadvantage of placing the engine under or over the wing for example.
AlejandroArias's user avatar
9 votes
7 answers
8k views

Is everything OK with engine placement depicted in Flight Simulator poster?

Does the Airbus A320neo depicted in Microsoft Flight Simulator 2020 box cover photo has the right engine in all the wrong place? Here is the snapshot: Is it only me, who clearly sees that it is way ...
trejder's user avatar
  • 4,160
15 votes
2 answers
2k views

Are the A380 engines interchangeable (given they are not all equipped with reverse)?

I have noticed that the A380 only uses the two engines closest to the fuselage to reverse thrust to brake. Are all four engines the same (i.e.: could they theoretically swap engine 1 and engine 2) or ...
Sam Creamer's user avatar
1 vote
3 answers
201 views

Where can I place an engine in a twist morphing wing?

I am designing an electric aircraft with a wing that is completely based on the idea of biomimicry, whereas the wing has multiple winglets and can also morph by twisting. It is more like an experiment ...
Nameera's user avatar
  • 11
8 votes
2 answers
1k views

Why are the B-47’s inboard and outboard engines mounted so differently?

The B-47 has six underwing GE TG-190 engines, two on each inboard pylon and one on each outboard pylon. The inboard engines are mounted on a long pylon that extends well below and forward of the wing,...
Vikki's user avatar
  • 28.4k
4 votes
4 answers
1k views

Why are overwing engines so rare?

This comment to a question about underwing vs rear-mounted engines notes the existence of a rarely used third option: overwing engines. There seems to be very few planes using those. What are the ...
Eth's user avatar
  • 763
30 votes
3 answers
11k views

Why do most airliners have underwing engines, while business jets have rear-mounted engines?

Why have modern airliners converged on a configuration with two or occasionally four underwing engines, while modern business jets have converged on a configuration with two or occasionally three rear-...
quiet flyer's user avatar
  • 22.9k
4 votes
2 answers
349 views

Eviation Alice Powerplant Placement

I saw an article from the BBC about the Eviation Alice this morning that left me puzzled. The design is a tail wheel tri-motor with the power plants located in a pusher configuration at the wing tips ...
dlu's user avatar
  • 141
6 votes
4 answers
3k views

What are the advantages/disadvantages of in-fuselage engines (eg most fighter jets) vs wing/fuselage mounted engines?

Most modern jet fighter designs incorporate their engine(s) within the fuselage, while most other medium/large aircraft mount them either under the wings or on the rear fuselage. What are the ...
Ketan Rajan Singh's user avatar
7 votes
3 answers
2k views

How does having a bigger engine placed slightly more forward and higher impact the plane in pitch?

I'm asking about general aerodynamics for under-wing twin-jets – I'm not after information/speculation on the Max 8 crashes/systems, but I mention the crash below because of what I see as an unclear (...
user avatar
2 votes
1 answer
1k views

Why aren't there any jets with horizontal-stabilizer-mounted engines? [duplicate]

Looking at the spectrum of where jet aircraft put their engines, there are examples of almost every place that could conceivably used to carry a jet engine: slung under the wings buried inside the ...
Vikki's user avatar
  • 28.4k
2 votes
1 answer
296 views

What are the pros/cons of low/forward powerplants on helicopters?

(Original) The double-decker Westland Wessex has a pair of side-by-side Gnome turbines low and forward (blue rectangle above). What are the pros and cons compared to the center-high more typical ...
user avatar
3 votes
0 answers
235 views

What is advantages of a wing mounted engine in comparison to tail and fuselage mounted engine? [duplicate]

What is advantages and disadvantages of wing mounted, Tail mounted and fuselage mounted engines?
MajidMozafari's user avatar
0 votes
1 answer
697 views

How does the propeller position affect the effectiveness of control surfaces?

I've found several questions about differences between pusher and puller aircraft, but the effectiveness of control surfaces was not discussed in any of them. Consider the following three scenarios: ...
Robe's user avatar
  • 617

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