Re: How are rocket engine pumps powered ?



On 2007-10-08, Dave Michelson <davem@xxxxxxxxxx> wrote:
Andre Majorel wrote:

Been wondering... Rocket engine turbopumps must need quite a bit of
power. Where does it come from ?

The usual approach is to burn some of the fuel and oxidizer in a
preburner or gas generator. This produces the hot gas that drives the
turbines.

That's elegant. No batteries, no dynamos, no ICE.

Thanks for the explanations, folks.

--
André Majorel <URL:http://www.teaser.fr/~amajorel/>
(Counterfeit: pib@xxxxxxxxxxxxx gaxopisig@xxxxxxxxxxxx)
There is always someone somewhere who needs a good laugh.
.



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