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Questions tagged [aviation]

9 questions
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What tension/compression loads does aircraft wing skin experience?

Ok so thinking about aircraft like the 787, which have some quite drastic wing flex (upper image), I was wondering what the loads are that are placed on the skin on the the upper and lower surfaces of the wing (not considering torsion from control…
user30116
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Where can i get the aerodynamic data of aircrafts for controller design and testing?

I have some research papers on aircraft controller design that i want to simulate, but no system data is given in the research paper itself. I am also unable to find the aerodynamic data for any commercial/fighter aircraft anywhere. So i want to…
Amitabh Sharma
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Wearing course for Helipad

I am tasked with the design of a helipad for a remote government facility. Annex 14 Part II (ICAO Convention on International Civil Aviation) does not clearly state what materials are acceptable. The most common materials are concrete and asphalt.…
SlydeRule
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What would this fairly bulky machined piece be doing in a missile?

Ria Novosti allegedly posted an image of this fairly bulky 10x10x4 cm (or so) machined piece with a hole in the middle, reportedly part of a Storm Shadow missile that hit Luhansk. I'm wondering strictly from an engineering perspective what role…
got trolled too much this week
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Rotational lock design for a landing gear of an aircraft

I want to design a rotational lock mechanism for the landing gear of an aircraft. It's function is to make sure the landing gear stays folded when the aircraft is on air and the landing gear's position is not changed due to external forces. An…
Kaan
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Real life example of motor/piston involving an isoterm process?

So I am involved in an introductory course in mathematics for pilots. I have the following problem I would like to give them, as it can be a practical application of integration However, does there exists -- however how rudimentary -- real life…
N3buchadnezzar
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How could a human fire himself above a fence, then parachute downwards?

Illegal immigrants would seek ways to pass a border fence and digging under it or climbing on it isn't always possible so they might seek a way to hover over it. Using an expensive jetpack costing millions of USDs or a big heavy powered paraglider…
johndoe
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Compressed air instead of steam in a steam engine, would that allow powered flight?

My understanding is that regular steam engines could use instead compressed air (not sure what had to be done to allow this) and if so, would not such an arrangement, which did not require fuel and water to be turned to steam, would weigh a lot less…
releseabe
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Why are rotary ramjets not replacing turbojets yet?

Rotary ramjet is an engine that uses ramjets attached to a shaft to allow them to operate at the supersonic speeds they require without the engine itself being in translational motion. The huge advantege of such an engine is that it essentially…
Francis L.
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