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THE VIDEO SHELF · rocket engine cycles

KSP Doesn't Teach: Rocket Engine Plumbing

Scott Manley explains the plumbing of rocket engines, including pressure-fed, gas generator, expander and staged combustion cycles. He shows why more complex designs exist and what they gain.

Why HN readers recommended it

Recommended whenever rocket engine cycles or turbopumps come up, as a clear introduction from a trusted explainer.

This is a summary from the source dataset, not an endorsement by Hacker News or the video creator.

Video & recommendation details

Creator / channel
Scott Manley
Topic
rocket engine cycles
Format
explainer
Level
intro
HN recommenders in dataset
3
HN mentions in dataset
3
Recommendation years in dataset
2019–2019

These counts and years describe the included Hacker News records; they are not YouTube views or the video’s publication date.

From the original HN conversations

Excerpts from the recorded comments. Follow each source for the full comment and surrounding discussion.

  • Scott Manley has a fantastic video explaining all of this: [VIDEO] In terms of efficiency, it's worth mentioning that even tiny gains have big impacts because of the rocket equation. Having a 1% boost the entire time the rocket is running can have an enormous …

    mabbo on Hacker News · 2019-02
    In The Tech Behind SpaceX’s New Engine
  • Calling Raptor "really complex" still manages to undersell it a bit, in my opinion. It's pushing the state of the art in rocket engine design pretty significantly. It's the first full flow closed cycle engine to fly. For folks who are interested in learning more …

    JshWright on Hacker News · 2019-08
    In 150 Meter SpaceX Starhopper Test [video]
  • If you're interested, Scott Manley gives a good intro to the way rocket engines work, and in particular turbo pumps[1] at ~3:30. [1] [VIDEO]

    paranoidrobot on Hacker News · 2019-10
    In Pro (noun.), abbreviation of Professional: born 1798, died 2019, aged 221

Summaries, classifications and recommendation records are from the HackerTube source dataset. Read about this library and its limitations.