SYSTEM CONTROLLING PERFORMANCE OF LIQUID-PROPELLANT ROCKET ENGINE Russian patent published in 1998 - IPC

FIELD: mechanical engineering, systems controlling feed of working medium. SUBSTANCE: proposed system controlling performance of liquid-propellant rocket engine has unit setting launch control signal, unit setting switch off control signal, unit setting performance control signal under basic condition, unit setting launch time, unit setting time of basic performance condition, unit setting aboard time, time comparison unit, unit permitting launching condition, unit permitting switch-off condition, unit permitting basic condition, unit determining error signal, unit controlling switching on and shut-down of electric motor, amplifying-converting device, electric motor, reduction gear, feedback pickup, gas power mechanism with elements for linkage to output link of reduction gear, launch and switch-off electropneumatic valve, unit commutating launch signal, unit commutating switch-off signal, unit changing over performance, unit setting time of setting into initial position, unit setting signal controlling initial position, unit permitting setting of initial position. EFFECT: reduced electric energy consumption for control over drive, diminished mass of aboard source of power supply, aboard cable network and of devices mating electric motor with control unit. 4 dwg