Questions tagged [turbopump]
Questions regarding the powerful turbine-driven pumps used to force propellant into larger chemical rocket engines under pressure.
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Atlas V RD-180 Analysis
I was tasked with researching certain properties of the RD-180 engine. I am finding contradictory information, or I am unable to find it at all.
I am looking for the following information
Mixture ...
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Fueling the RS-25 Turbo pumps?
Is there any way to know the weight of Fuel / Oxidizer consumed by just the turbo pumps of the RS-25 rocket engine?
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Is the turbopump outlet pressure higher or lower than the combustion chamber pressure? [duplicate]
I always thought turbopump outlet pressure was higher, but when I asked chatGPT, it said the chamber pressure is higher in open cycle rocket engines. Now I am confused because how would that work if ...
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Single shaft turbopump vs two turbopumps
What are the pros and cons of using same turbopump for fuel and oxidizer and using 2 different pumps for both?
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How do Centrifugal Turbopumps work? How do you make one?
I recently visited Wikipedia to look at centrifugal pumps and axial pumps. Centrifugal pumps are very interesting, and I was wondering how they work in more depth. I really don't understand how they ...
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Request for high quality Titan II turbopump audio
I'm making a historical spaceflight mod and I'm close to starting work on Titan II. Does anybody have high-quality audio clips of the Titan bwoop?
All I have right now are the news broadcasts for ...
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Why would you want a low turbine temperature in an expander bleed cycle engine?
In a paper by Sippel et al. [1] the following statement is made on page 2: "Consequently the LE-5B turbine drive gas
temperature has been successfully reduced [w.r.t. the LE-5A engine]."
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Would pressure oscillations at the inlet of a liquid engine turbo-pump subside at the outlet, or would they get amplified?
Would pressure oscillations at the inlet of a liquid engine turbo-pump subside at the outlet, or would they get amplified?
What are the factors that decides the change in the amplitude of pressure ...
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Can gas bubbles form in the fuel and oxidizer rocket engine pumps due to insufficient flow from the tanks?
In a staged combustion cycle rocket engine, the fuel and oxidizer are fed into turbo pumps which are in turn powered by a pre-burner. My question is how do they ensure that the fuel and oxidizer are ...
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Difference between 2 pumps on same shaft run by a turbo pump and 2 pumps run on separate turbopumps
So i was trying to understand the working of the Full Flow Staged Combustion cycle(FFSC) and was comparing it to the Staged Combustion Cycle(SC) and Closed Combustion Cycle(CCC) a question came up in ...
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F1 engine turbopump
During the initial trials, the LOX pump part of turbopump of F1 engine had some problem with its vanes. They were damaging after approximately 110 seconds of operation. What was the problem and how ...
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Does electric fuel pumping scale well for rockets?
The Electron launch vehicle first stage has nine Rutherford engines In addition to adapting the single-engine-out-friendly nine engine configuration from the Falcon-9, the rocket carries a significant ...
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How is the pressure within the gas generator determined?
The fact that pressure fed engines need their tanks to be at an even higher pressure has always confused me a little, but it's got me thinking; does the same logic apply to gas generator engines. If ...
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What is the inlet and outlet pressure of Merlin LOX/RP-1 turbopump?
I got the inlet and outlet pressure of Saturn V engines turbopumps here, but I couldn't find the turbopump pressure of the Merlin engine of Falcon 9.
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How do we maintain the RPM of turbo pumps in liquid rocket engine?
How do we maintain the RPM of turbo pumps in liquid rocket engine? And how do we control it? And in the case of electric pump fed engine (like Rocket Labs's Rutherford engine) is easy but how we do it ...