ROTATING DETONATION ENGINE
What it is
A hobbyist build-and-experiment video on rotating detonation engines (RDEs), where a continuous detonation wave spins around an annular chamber. The creator 3D prints parts and tests a small engine, while being candid about uncertainty over whether a true rotating wave was achieved.
Why Hacker News recommends it
Cited as an approachable hobbyist look at RDEs in threads on detonation-powered rockets.
- 1 people recommended it
- 1 different months
- 0 strong recommendations
- first 2022, last 2025
What HN commenters said
“at least the video is informative.”
Lab visit with explanations, animations and slow-mos of an RDE prototype.
magicalhippo, 2025-05 · Recommendation · in “In the US, a rotating detonation rocket engine takes flight”
Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.
Topics: rde, rocket engines, 3d printing, detonation, diy
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