Questions tagged [aerospace-engineering]
Aerospace engineering is the primary branch of engineering concerned with the research, design, development, construction, and testing of aircraft and spacecraft.
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Assuming sufficient electrical power, is an electrolysed oxyhydrogen rocket practical?
Assume we have access to light electrical power e.g. a (hypothetical) small fusion reactor.
Is it practical to operate a water-fuelled rocket, in which water is converted to hydrogen and oxygen (or ...
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How do I learn about Rockets and planes?
I want to learn how to make aeroplanes and rocket, how they work, etc. I want to be able to make working models. How do I go about it, what books can i read, what videos can I watch for easy, clear ...
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How could predict the affect the of adding another element to alloy in the terms of thermal conductivity and material wear resistance?
I'm interested in the effect thermal conductivity affect and material wear resistance by adding different element to an already high thermal conductivity like GRCop-42.
My main interest are to the ...
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Deriving the longitudinal equations of motion for an aircraft
I'm trying to create a state-space model for the pitch control of an aircraft as described here:
https://ctms.engin.umich.edu/CTMS/index.php?example=AircraftPitch§ion=SystemModeling
The ...
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How does one calculate the aerodynamic pressure on a spacecraft during Max Q?
Just as lift - off of a spacecraft commences, that spacecraft undergoes aerodynamic pressure. After a certain point, the spacecraft reaches Max Q or maximum aerodynamic pressure. I do know that Max Q ...
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Characteristic scales in Thin Shear Layers Equations (Aerodynamics)
I am struggling to understand what characteristic scales mean in the context of thin shear layer equations. I am referring mostly to the following paragraph from the book "Turbulent Shear Layers ...
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High-level sun sensor modelling for satellite
I am searching for some references on how to model at high level a sensor in terms of the statistical interpretation of the errors (bias, noise, ecc). Do someone have any reference (books or papers) ...
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I'm Missing Something on Problem 3 in Section A5.4 of Bruhn's Analysis and Design of Airplane Structures
I've been working through the 1943 edition of Bruhn's Analysis and Design of Airplane Structures. I found an archive.org pdf version of the 1948 edition that includes answers to select problems, as ...
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Is front shroud more thick than the lower shroud used in impellers ? Thickness of shrouds of shrouded impellers used in turbo pumps of rocket engines
This is an impeller used in turbopumps for increasing the pressure of propellants to drive the rocket engines. I wanted to ask all the engineers currently working in manufacturing of these impellers ...
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Why do wing-tip vortices cause an induced angle of attack upstream?
My question is the following. Wing-tip vortices induce a downward flow on the root side of the wing. So, if this induction happens at the wing, and these vortices are then shed downstream, why is ...
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Why do trailing edge flaps increase the CL,max of a wing?
I was wondering why do trailing edge flaps increase the lift co-efficient for a given angle of attack. I am guessing it has something to do with delayed flow separation, but this is quite unintuitive, ...
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CubeSat: When designing the PID Controller of the CubeSat, what are some constraints that you need to take into account?
For a 1U CubeSat project in which we need to design the controller for it.
We decided to not include any propulsion system to keep it light, we'll just essentially drop the satellite on LEO and let it ...
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Wind Load on conical structure
Is there a way to calculate the wind load acting on this conical cylinder?
The wind pressure blowing through the hollow conical cylinder is at 30 bar. The conical cylinder is tilted at 10 degree ...
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How to modify a ball valve to make it cryogenic
I have designed a manual non-cryogenic ball valve in SolidWorks (based on this tutorial: https://www.youtube.com/watch?v=pYsU1gfx-00)
My aim is to modify this CAD design so that it becomes cryogenic (...
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Fuel cell power output
I've spent innumerable time over the years looking for commercially available hydrogen / oxygen fuel cells that might actually be usable in one project concept or another. The best I've ever managed ...