Engineering

735 readers

1 users here now

A place to geek out about engineering, fabrication, and design. All disciplines are welcome. Ask questions, share knowledge, show off projects you're proud of, and share interesting things you find.

Rules:

Be kind.
Generally stay on topic.
No homework questions.
No asking for advice on potentially dangerous jobs. Hire a professional. We don't want to be responsible when your deck collapses.

The community icon is ISO 7000-1641.

The current community banner image is from Lee Attwood on Unsplash.

founded 1 year ago

MODERATORS

kersploosh@sh.itjust.works

Test of an aerospike rocket engine (upload.wikimedia.org)

submitted 1 year ago by kersploosh@sh.itjust.works to c/engineering@sh.itjust.works

7 comments fedilink hide all child comments

NASA test video here.

These things look cool as hell. Any aerospace folks here who can tell us more about them?

you are viewing a single comment's thread
view the rest of the comments

[–] NavalExplorer@sh.itjust.works 3 points 1 year ago

They are quite interesting, technically a bit more efficient than usual engines. However in practice you end up having more problems with those as it is very hard to cope with the heat in the centre piece, while rocket nozzles can radiate heat outside.

Check out rotating detonation engine for the latest application of the aerospike principle: https://en.wikipedia.org/wiki/Rotating_detonation_engine