Formation of Residual Bubbles in Diesel Engine Nozzle and Their Influence on Initial Jet

Figure 5

Inlet mass flow changes with time. In the numerical simulation, mass flow increases linearly from 0 to 0.01 ms, keep 10 g/s unchanged from 0.01 to 0.03 ms, and finally, the flow rate decreases linearly to 0 at 0.05 ms.