Table 2.
Parameters | Synthetic wwt | Domestic wwt | ||
---|---|---|---|---|
Influent | Effluent | Influent | Effluent | |
COD, mg/L | 447 ± 68 | 14 ± 4.0 | 496 ± 71 | 26 ± 6.4 |
NH4-N, mg/L | 28 ± 11 | 0.02 ± 0.01 | 34 ± 5.3 | 0.02 ± 0.02 |
NO3-N, mg/L | 0.16 ± 0.12 | 26 ± 10 | 0.47 ± 0.13 | 34 ± 21 |
Total N, mg/L | 46 ± 12 | 30 ± 8 | 75 ± 11 | 44 ± 19 |
COD/Total N | 9.7 | - | 6.6 | - |
F/M, g COD/g MLSS/d | 0.16 ± 0.03 | 0.24 ± 0.03 | ||
Retention time 1, h | 13.9 | 10.9 |
1 Incorporates the volume of aeration (20 L) and membrane (5 L) tank.