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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Improving a poorly designed project. Seed dispersal using a BLDC Turbine
I would like to get ideas on how a project of this sort can be improved.
The Project
A simple sphere of diameter 130mm that is split horizontally by a wall. The wall does not equally divide the sphere,...
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Why did the Mythbuster's dimple car get better fuel economy?
I'm trying to understand why the Mythbuster's dimple car gets better fuel economy - if it actually would as I'm not
I understand that a golf ball functions by creating turbulent air flow and via the ...
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F-1 rocket engine - gas generator data
I’m doing some research on Rocketdyne F-1 engine of Saturn V. In particular I am searching geometric data of the gas generator that feeds the turbo pump. Has someone found this kind of data? It seems ...
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How often is discrete-time control used in industry?
Although in reality I know that computers handle all systems in discrete time, in my limited industry work experience I've only used continuous-time control system analysis/standard frequency domain ...
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How to use a high current 2 Second current pulse to actuate a servo - First year Electrical Engineer
I am using a dual deployment system controller, an Eggtimer Quark REVC2 which at apogee outputs a high current 2 second pulse. I don't have time to buy a more advanced Eggtimer which outputs proper ...
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Does MEMS/Optical Gyroscope record Earth's Rotational and revolutional angular velocities
I am using a 3 axis gyroscope (Android device) to record angular velocities using a sensor data logger application.
When the device is placed stationary, the gyroscope recorded the following values:
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Calculating the doppler shift between a satellite receiver and ground station transmitter with python
I'm trying to write a python script calculate the doppler shift that occurs between a satellite receiver and ground station transmitter. Below are the examples that I've been following . What I don't ...
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Location of Reaction wheels in a cubesat
In a pyramid 4 reaction wheel configuration, where would you want to place the reaction wheels. I know that you would want them closer to the center of mass. If you were to place them in a CubeSat for ...
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Investigation of Body Motion in SolidWorks: Euler Angles Rate or Angular Velocity?
This is my first question in this community.
I decided to demonstrate my problem on simple rigid body, but task may be applied to more complex shapes. So, a cube is built in SolidWorks:
Using the ...
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Saturation of penetration length using Lucas-Washburn equation
The Washburn equation for capillary flow provides the following expression for the calculation of the penetration depth (or capillary rise):
$L \propto \sqrt(t)$
My question is when t goes to infinity,...
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How to theoretically determine the flow rate for a fan design?
I am trying to design a ducted axial fan. The fan will be pulling air through a filter, and ejecting out into the atmosphere (For a CO2 direct air capture application). However I want to start with ...
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Why are stress intensity units MPa√m
The units of stress intensity are usually taken as MPa√m. Cracks are usually measured in (mm), could someone please explain why this convention is used an not consistent SI units
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How Does The Aerodynamics Of This Hanging Rotating Wing VAWT Turbine Function?
We are examining videos of this very fast rotating "hanging VAWT" shown on Youtube:
https://youtu.be/O2MZsK0mvBk
https://youtu.be/7hVQ_rVNRUI
It say in the text description that "...
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What is the approximate horsepower/kW output of a cyclist riding a bike at near ~300km/h?
In 2018, a female cyclist set the outdoors record for fastest cycling clocking in at almost 300km/h. (https://en.m.wikipedia.org/wiki/Denise_Mueller-Korenek), and I am curious to know the approximate ...
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How to calculate missile's radius of turn?
I want to make a simple simulator game and in this game there is a missile that must hit something.
The problem is, I can't find the equation to calculate its radius of turn.
The game is a simulator ...