INJECTOR ASSEMBLY OF LIQUID-PROPELLANT ROCKET ENGINE Russian patent published in 2003 - IPC

FIELD: rocket engines. SUBSTANCE: injector assembly of liquid-propellant rocket engine contains oxidizer unit, propellant unit, coaxial spray injectors installed in said units in concentric rows and containing hollow tip and bushing enclosing the tip with ring clearance and communicating space of units with space of combustion chamber. Space of tip of each even injector in each even row following peripheral row following peripheral row are placed in communication with space of propellant unit. Ring clearance between tip and bushing communicates with space of oxidizer unit. Spaces of tips of the rest of injectors communicate with space of oxidizer unit. Ring clearance between tip and bushing is placed in communication with space of propellant unit. EFFECT: provision of injector assembly with improved quality of mixing in combustion chamber of rocket engine. 2 cl, 5 dwg