DEVICE FOR PROVIDING COMMAND PRESSURE OF LIQUID PROPELLANT ENGINE WITH PUMP FEEDING OF FUEL COMPONENTS Russian patent published in 2016 - IPC F02K9/56 

FIELD: engines and pumps.

SUBSTANCE: invention relates to control system liquid-propellant engine (LPE) with pump feed and can be used in rocket engine building. Device for providing liquid-propellant engine with command pressure provides pumping of fuel components and includes command pressure chamber with fluid feed branch pipe to consumer, which input is connected with high-pressure chamber and output of low pressure cavity, the high pressure cavity is a cavity of the pump at maximum diameter of centrifugal wheel, the low pressure cavity is a cavity of the pump on the diameter of centrifugal wheel larger diameter of the slot-type seals, and at inlet and outlet chambers there are command pressure adjusting throttle elements.

EFFECT: invention provides higher stability and accuracy of control system.

2 cl, 2 dwg