11 research outputs found

    Simulation of Cavitating Flows in Diesel Injectors

    No full text
    International audienceWith a new two fluid model it is possible to carry out three-dimensional CFD calculations of cavitating flows in hydraulic components of Diesel injection systems. As model geometries a ball valve, a sac-hole nozzle and a one-hole nozzle have been used to test the applicability of the method. Calculations of the ensemble averaged volume fraction show the distribution of cavitation zones. Force calculations were in good agreement with the experiment. With this new tool, the design of new components can be improved

    Simulation of Cavitating Flows in Diesel Injectors

    No full text
    With a new two fluid model it is possible to carry out three-dimensional CFD calculations of cavitating flows in hydraulic components of Diesel injection systems. As model geometries a ball valve, a sac-hole nozzle and a one-hole nozzle have been used to test the applicability of the method. Calculations of the ensemble averaged volume fraction show the distribution of cavitation zones. Force calculations were in good agreement with the experiment. With this new tool, the design of new components can be improved
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