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ROTATING DETONATION ENGINE

Integza · demo · Watch on YouTube

3D printing, CNC & maker projectsMechanical & precision engineeringAviation & aerospace engineering

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

  1. “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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