GAS-DIESEL ENGINE LIQUID AND GASEOUS FUEL FEED SYSTEM Russian patent published in 2008 - IPC F02M43/00 

FIELD: engines and pumps, chemistry.

SUBSTANCE: gas-diesel engine liquid and gaseous fuel feed system incorporates diesel and liquid-phase gaseous fuel proportioner arranged in the lines between the two-channel nozzle, high-pressure fuel pump and liquefied gas source, the aforesaid proportioner being made up of the main plunger with a stop and the auxiliary plunger forming three spaces. Note here that the channel communicating the aforesaid high-pressure fuel pump with the proportioner upper space is furnished with a dual-action pressure valve, while the channels communicating the proportioner medium and lower spaces with the two-channel nozzle are provided with check displacement valves. Note also that the medium and lower spaces of the said proportioner communicate with the liquefied gas and diesel fuel lines, respectively.

EFFECT: higher efficiency of fuel feed system.

3 dwg