Research Article
New Strategy for a Suitable Fast Stabilization of the Biomethanization Performance
Table 3
Initial and final compositions of the wastes.
| | Parameters | OFMSW | Pig manure | Sludge | | Initial | Final | Initial | Final | Initial | Final |
| | Density (kg/m3) | 600 | 850 | 1200 | 1000 | 900 | 1000 | | Total solids (g/kg) | 878 | 173 | 586 | 80 | 42 | 26.6 | | Total volatile solids (g/kg) | 700.4 | 85 | 464.1 | 60 | 15 | 2.6 | | Suspended total solids (g/L) | 0.5 | 7.9 | 3.9 | 5 | 20.2 | 11.4 | | Suspended volatile solids (g/L) | 3.6 | 6.9 | 3.5 | 3.4 | 7.7 | 7.4 | | pH | 0.2 | 8.1 | 7.1 | 8.4 | 8.3 | 8.35 | | Alkalinity (gCaCO3/L) | 7.6 | 8.4 | 50 | 75.4 | 20.1 | 16.5 | | Chemical oxygen demand (mgO2/L) | 112000 | 41558 | 14814 | 6509 | 10527 | 25526 |
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