GAS GENERATOR OF LIQUID-PROPELLANT ROCKET ENGINE Russian patent published in 2003 - IPC

FIELD: rocketry. SUBSTANCE: gas generator of liquid-propellant rocket engine contains injector assembly with front, middle and injector faces, combustion chamber with inner envelope provided with longitudinal cooling channels and manifold with excess component supply branch pipe connected with combustion chamber through holes in bosses. Combustion chamber cooling channels in gas generator are made at both sides of bosses and between bosses and are connected with manifold by holes arranged in two rows with passage of coolant from first row along channels from bosses to second row into channels between bosses to side of assembly and back with subsequent turning of flow into channels with line ends provided with holes for curtain cooling. EFFECT: provision of compact light-weight gas generator with reliable cooling and uniform temperature field at outlet. 4 cl, 6 dwg