AIRCRAFT GAS TURBINE ENGINE AUTOMATIC CONTROL SYSTEM Russian patent published in 2018 - IPC F02C9/00 

FIELD: aviation; control systems.

SUBSTANCE: invention relates to controlling electronic-hydromechanical automation of aircraft GTE and can be used to control aircraft GTE in all operating conditions of the aircraft, including emergency conditions. System is equipped with a regulator pump failure warning device, a backup fuel dispenser, two check valves, first and second solenoid valves, as well as hydraulic switches, wherein system is additionally equipped with a fuel intake channel connecting the fourth output of the regulator pump to the second inlet of the fuel distributor, and a backup fuel channel connecting the output of the plunger pump to the inputs of the backup fuel dispenser and hydraulic switches, the first and second solenoid valves are located in the backup fuel channel, the control inputs of the solenoid valves and the backup fuel dispenser are connected to the control unit, the output of the first solenoid valve is connected to the inputs of the hydraulic switches installed in the fuel channels connecting the pump outlets and hydraulic cylinders, the first check valve is located in the fuel channel at the third outlet of the regulator pump, and the second – in the channel connecting the fourth output of the regulator pump with the second input of the fuel distributor, the output of the second solenoid valve is connected to the fuel intake channel between the second check valve and the second inlet of the fuel distributor, the backup fuel metering device is connected by the input via the backup fuel channel to the outlet of the plunger pump, and the output to the main fuel channel between the first check valve and the fuel distributor, and the output of the regulator pump failure warning device is connected to the control unit.

EFFECT: high operational safety of the aircraft and ensuring completion of the flight task and accident-free landing with partial or complete failure of the regulator pump and/or its control unit.

1 cl, 1 dwg