Questions tagged [cluster]

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What is the point of having a central rocket engine when it receives performance losses?

Recently I asked this question about center engine performance and received an excellent answer from @OrganicMarble. The first sentence of the answer is If anything, the flow field interactions hurt ...
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4 votes
1 answer
147 views

Do engines in the middle of an engine cluster get impulse benefits?

Presumably the rocket engines in the center of an engine cluster would be surrounded by lower-pressure exhaust from the outer engines so essentially the "atmospheric pressure" around the ...
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3 votes
1 answer
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Thrust requirements from Saturn 1 rocket's first stage

What was the need / trigger to develop Saturn I rocket, and who defined / what dictated the thrust requirements from Saturn I, so that eight number of H1 engines had to be clustered to achieve that ...
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7 votes
2 answers
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How are thrust specifications for multi-nozzle engines given?

The Soviet R-7 ICBM used 5 RD-107/RD-108 engines in its first stage in a "Quincunx" formation. Each engine had four CD nozzles, and 1 propellant pump, common for all four nozzles. The thrust ...
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3 votes
1 answer
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Clustering of liquid fueled rocket engines

Which rocket first used clustering of liquid fueled rocket engines on their first stage?
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