Linked Questions

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1answer
460 views

Is it possible to create a direct supersonic airflow to a turbofan's afterburner in order to enhance the performance or reduce the fuel consumption?

so I found out that SR-71 Blackbird is using what's called "turboramjet" and I find the idea a bit appealing since they say with such engine, the Blackbird is more fuel efficient at it's top speed. I ...
6
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1answer
363 views

Does one-engine cruise consume less fuel than two-engine cruise?

Scenario 1. A two-engine airliner experiences rapid depressurization and makes an emergency descent to 10,000 ft, and diverts to the nearest airport. Scenario 2. The same two-engine airliner ...
5
votes
1answer
470 views

How do I obtain the max endurance altitude?

There are excellent explanations of the physics that determine maximum endurance speed here, here, and here. I was thinking of aircraft that have to be "on station" without an indicated altitude and ...
3
votes
1answer
443 views

What is the most simple plane lift equation that gives realistic solutions?

I need the most simple lift equation that once solved with Mathcad gives a realistic vertical speed of a plane and implicitly the altitude h(t). Also the drag eq. (1) leads to a good solution, a Vh(t)...
2
votes
1answer
140 views

Solutions to improve the aerodynamic behavior of a UAV

So I'm working at a project of a UAV with the follow characteristics: Rectangular planform Conventional tail The fuselage is just a metal/aluminum rod So we need to improve its aerodynamic behavior/...

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