FUEL SYSTEM HAVING FIXED GEOMETRY FLOW REGULATING VALVE FOR LIMITING INJECTOR CROSS TALK

DRIVE November 19, 2020
Source
A fuel system includes a plurality of fuel injectors each having an injection control valve assembly, a direct operated nozzle check, a high pressure nozzle supply passage, and a check control chamber. A common drain conduit fluidly connects to each of the plurality of fuel injectors to receive drained actuating fluid. A plurality of pressure regulating valves each having a static geometry are positioned fluidly between the common drain conduit and the check control chamber in one of the plurality of fuel injectors. Operating a fuel system according to the present disclosure includes limiting cross-talk between injectors in the fuel system.

Discussion in the ATmosphere

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