Research Article

Optimization of R245fa Flow Boiling Heat Transfer Prediction inside Horizontal Smooth Tubes Based on the GRNN Neural Network

Table 2

Standard orthogonal array.

Simulated ambient conditionsAtmospheric pressure (kPa)Ambient temperature (°C)Ambient relative humidity (%)Ambient wind velocity (m/s)

1
2
3
4
5
6
7
8
9