Table 2.
Average results of reactor operation tests with hydrodynamic cavitation and ozonation as a function of system operation time without coagulant application.
| Parameters | LL | 1 h | 2 h | 3 h | 4 h | 5 h | 6 h |
|---|---|---|---|---|---|---|---|
| Color (mg Pt–Co L−1) | 3697 | 913.3 | 489.7 | 375.7 | 225.7 | 185.3 | 188.7 |
| Efficiency (%) | 75.3 | 86.8 | 89.8 | 93.8 | 95.0 | 94.9 | |
| Turbidity (NTU) | 11.1 | 9.0 | 5.9 | 4.7 | 4.0 | 3.3 | 3.3 |
| Efficiency (%) | 18.9 | 46.8 | 57.7 | 61.7 | 69.1 | 69.4 | |
| COD (mg L−1) | 2017 | 1676.9 | 1369.8 | 1261.5 | 1302.2 | 1208.2 | 1288.0 |
| Efficiency (%) | 16.9 | 32.1 | 37.5 | 35.4 | 40.1 | 36.1 |
Triplicate analysis (n = 3). COD, Chemical oxygen demand. LL, Landfill leachate.