Research Article
Biogas Production and Biofertilizer Estimation from Anaerobic Co-Digestion of Blends of Wastewater and Microalgae
Table 4
Percentage composition of biogas produced.
| Biogas content | Average volume of gas produced (L) | 2.955 L | 4.631 L | 5.150 L |
| CH4 (%) | 37.1 | 51.1 | 57.4 | CO2 (%) | 55.4 | 42.9 | 38.8 | H2S ppm | 16 ppm | 11 ppm | 10 ppm | O2 (%) | 1.8 | 1.2 | 0.8 | Others (%) | 5.7 | 4.8 | 3 |
| Parameters | TS (mg/L) | 2271.9 | 2032.7 | 1711.9 | VS (mg/L) | 704.0 | 634.4 | 564.8 | COD (mg/L) | 1549.8 | 1390.4 | 1292.4 |
| CH4 per parameters | CH4 TS (mL/g) | 16 | 25 | 34 | CH4 VS (mL/g) | 35 | 81 | 102 | CH4 COD (mL/g) | 24 | 37 | 44 |
|
|