FUEL TANK SUPERCHARGING SYSTEM Russian patent published in 2019 - IPC B64D37/24 

FIELD: aviation.

SUBSTANCE: invention relates to the field of aviation, in particular to the designs of fuel systems of aircraft. Proposed system comprises a fuel tank communicated with an engine fuel feed line, and a compressed gas source communicated with the fuel tank with a supercharging line equipped with a starting valve and a pack of identical throttles installed in series, with gaps. Compressed gas source is communicated with the fuel tank by an additional supercharging line equipped with own starting valve and a pack of identical throttles installed in series, with gaps. Supercharging system is equipped with an indicator of minimum working pressure in the fuel tank communicated with the starting line of the additional supercharging line. Throttle of the pack in the additional supercharging line is identical to the throttle of the pack in the supercharging line.

EFFECT: reduced consumption of compressed gas, volume and weight of compressed gas source, fuel tank mass.

3 cl, 1 dwg