Encyclopedia Astronautica
RS-82



rdynrs82.jpg
RS-82
Credit: Boeing / Rocketdyne
Rocketdyne H2O2/kerosene rocket engine. 44.463 kN. Next Generation Non-Toxic Upper Stage. Gas generator, pump-fed. Isp=320s.

Propellant Formulation: H2O2/JP-8.

Thrust: 44.46 kN (9,996 lbf).
Specific impulse: 320 s.

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Associated Propellants
  • H2O2/Kerosene Hydrogen peroxide is used as both an oxidiser and a monopropellant. Relatively high density and non-toxic, it was abandoned after early use in British rockets, but recently revived as a propellant for the Black Horse spaceplane. Rocket propellant RP-1, or its foreign equivalents, is a straight-run kerosene fraction, which is subjected to further treatment, i.e., acid washing, sulphur dioxide extraction. Thus, unsaturated substances which polymerise in storage are removed, as are sulphur-containing hydrocarbons. More...

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