METHOD OF FUEL SUPPLY TO INTERNAL COMBUSTION ENGINE Russian patent published in 2020 - IPC F02D41/14 F02D41/32 F02M65/00 

Abstract RU 2732186 C1

FIELD: machine building.

SUBSTANCE: invention can be used in fuel management systems for internal combustion engines. Disclosed is method of fuel supply to internal combustion engine, consisting in its cyclic supply through nozzles, wherein fuel pressure at its inlet is measured, task is solved by the fact that, during calibrating works of electronic control system of internal combustion engine, according to fuel pressure measurements before each nozzle, integral value of its fall is determined in period of open state of valve of each injector depending on rotation frequency of crankshaft and load and recorded in non-volatile memory of electronic control unit of internal combustion engine, and during its operation prior to opening of valve of each nozzle, fuel pressure is increased at its inlet by corresponding integral value of its fall in the nozzle valve open state period, recorded in the non-volatile memory of the electronic control unit.

EFFECT: invention allows improving accuracy of fuel dosing at its cyclic supply to internal combustion engine, reducing toxicity of spent gases of internal combustion engine.

6 cl, 5 dwg

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RU 2 732 186 C1

Authors

Shishkov Vladimir Aleksandrovich

Dates

2020-09-14Published

2020-02-05Filed