Method for cooling rocket engines
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United States of America Patent
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Jan 1, 2013
Grant Date -
Dec 30, 2010
app pub date -
Jul 29, 2010
filing date -
Aug 25, 2006
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Abstract
A method of cooling a rocket engine that includes removal of a gaseous propellant from a tank containing liquid propellant, thereby cooling the propellant in the tank, cooling a rocket engine with a coolant, thereby heating the coolant, and transferring heat from the heated coolant into the propellant in the tank, thereby heating the propellant in the tank and maintaining the pressure in the tank. In certain embodiments, the coolant is injected into the rocket engine after transferring heat from the rocket engine to the propellant in the tank.
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