Table 2: Pure water VMD experimental results for PVDF and PTFE at a 92 kPa vacuum degree.

Run (°C) (m/s) (kg/m2 h) (W/m2 K) × 10−2ReNuPr
PVDFPTFE

1650.3217.719.41553.83.9786711.31288.22.77
2650.6735.737.72821.67.23183557.7523.22.77
3651.1153.158.94225.010.83304052.6783.52.77
4651.2555.263.84670.011.97344593.0866.02.77