Table 1 Summary of experiments performed with the system
| Experiment | ROT shapes | Near field monitoring | Depth | Acoustic power | Pre-cooling time (min) | Time to target temperature (min) | Time at steady state (min) |
|---|---|---|---|---|---|---|---|
| 1 | square | No | 60 mm | 26.8 W | – | 7:44 | 5:04 |
| elliptical | 3:24 | 4:19 | |||||
| diagonal | 6:59 | 5:26 | |||||
| triangular | 6:39 | 9:34 | |||||
| 2 | rhombic | Yes | 60 mm | 20 W | – | 6:11 | 5:29 |
| 3 | rhombic | Yes | 35 mm | 20 W | – | 2:50 | 8:18 |
| 4 | rhombic | Yes | 35 mm | 20 W | 28 | 2:58 | 8:13 |