Table 1
The operating conditions of the experiment and the oil properties.
| WAT (°C) | 51.0 | Pipe thermal conductivity (W/m K) | 17.3 |
| Wax content (wt%) | 6.6% | Oil inlet temperature (°C) | 40.56 |
| Length of the pipe (m) | 48.8 | Coolant inlet temperature (°C) | 15.56 |
| Inside pipe dia. (mm) | 57.9 | Liquid superficial velocity (m/s) | 0.061 |
| Outside pipe dia. (mm) | 51.8 | Gas superficial velocity (m/s) | 0.305 |