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Should be used for question pertaining to part of propellant that is used to ignite the fuel.
5
votes
1
answer
560
views
Why don’t any engines use turboelectric oxidiser pumps?
Most larger liquid-fuelled rocket engines1 use fuel and oxidiser turbopumps driven by the hot, high-pressure gasses produced by burning said fuel and oxidiser:
The gas-generator cycle burns some of t …
13
votes
2
answers
793
views
Why aren't airbreathing SRBs a thing?
To the best of my knowledge, all solid rocket boosters so far use a propellant that is a solid mixture of both the fuel and the oxidiser parts of the reaction. However, given that SRBs are generally …
3
votes
1
answer
323
views
Why did the Agena-D leak oxidiser when starting its engine?
oxidizer. … The solution to the problem was switching back to the normal oxidizer-first engine start and also testing the GATV in appropriate conditions. …