METHOD OF FUEL SUPPLY FROM MULTI-COMPACTMENT FUEL TANK INTO AIRCRAFT ENGINE Russian patent published in 2015 - IPC B64D37/00 

FIELD: aviation.

SUBSTANCE: method of fuel supply into an aircraft engine consists in pressurisation of a compartment cavity with overpressure gas up to the certain level of excessive pressure with the subsequent supply of fuel through main lines into the last compartment of the fuel tank. The size of excessive pressure in the first compartment is selected with a certain reserve to provide a pressure at the engine inlet. As the fuel is consumed and heated the pressurisation of the next exhausted compartment with excessive pressure gas exceeding the initially selected pressure. Shutoff of main lines of upstream exhausted tank compartment is provided.

EFFECT: decrease of working pressure in fuel tank compartments.

1 dwg