Fig. 1. Step 1: numerical algorithm framework for cell-inside source term calculation

Fig. 2. Step 2: numerical algorithm framework for intercell convection calculation

Fig. 3. Step three: pressure iterative algorithm framework

Fig. 4. Schematic diagram of two-phase shock tube

Fig. 5. Time-step sensitivity analysis of TPFPWPC-2D based on water-vapor two-phase shock tube

Fig. 6. Pressure profile (a), temperature profile (b), velocity profile (c) and void fraction profile (d) of the two-phase shock tube

Fig. 7. Schematic of 2D pressure wave case

Fig. 8. Mesh sensitivity analysis of 2D pressure wave propagation

Fig. 9. The simulation results of 2D pressure wave propagation case