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Questions tagged [kerosene]

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3
votes
1answer
117 views

What's the viscosity of chilled RP-1?

I would like to compare the viscosity of "chilled" RP-1 as it is used for Falcon 9 launches to that of some everyday fluids. However, I am unable to find this information elsewhere. Would you please ...
1
vote
1answer
100 views

Kerosene engine film cooling

So it is clear that kerosene fueled engines use two fluids for film cooling via injection in the combustion chamber, throat, or nozzle. (That is "true film cooling" and not just a fuel rich outer ring ...
6
votes
1answer
231 views

Why did the Americans abandon kerosene after F-1 while the Soviets continued to develop it to very high sophistication?

What is the reason behind America's switch to LH2/LOX, and (USSR's) Russia's decision to stay with it and develop it to spectacular technical sophistication such as the Oxygen-rich staged combustion ...
6
votes
1answer
152 views

Rocket engine propellant/cycle combinations

I am trying to determine typical relationships between engine mass and performance for various types of engines, so I'm looking for a broad spectrum of examples to extrapolate from. I'm segregating ...
3
votes
1answer
359 views

How would the Saturn V have differed if the first stage was using liquid methane and LOX?

We have seen here the excellent answer to the question: How would the Saturn V have differed if the first stage was also LH2/LOX? What if liquid methane would be used instead of kerosene? Would the ...
14
votes
1answer
13k views

Why is TEA-TEB chemical ignition used instead of spark ignition?

Both the Saturn V and the Falcon 9 use TEA-TEB to ignite their kerosene-fueled engines. TEA-TEB is pyrophoric, igniting spontaneously on contact with air. This poses handling issues; it must be stored ...