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Q&A

What is the earliest time a pulsejet could be built?

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Let's assume that some wealthy characters somehow find the plans for a valveless pulsejet. How is not important. Maybe there was a time travel incident, or some Atlantean book was unearthed, or someone had an intuitive leap after accidentally making a jam-jar valveless pulsejet (before it turned into hot shrapnel). So knowledge of the design is not a problem, nor is budget.

What is the earliest time period when artisans could conceivably have built a workable valveless pulsejet? The main consideration is for metallurgy and metal quality, though feel free to point out more limitations.

The goal is to have something powerful and light enough for heavier-than-air craft (the aircraft itself being out of scope here - see it more as a measure for the desired performance).

Pulsejets can run quite hot, so if some cooling system becomes necessary, it is fine as long as it can be reasonably built at the time and doesn't make the whole thing too heavy to work.

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This post was sourced from https://worldbuilding.stackexchange.com/q/141829. It is licensed under CC BY-SA 4.0.

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