Table 1 Summary of model validation
From: Innovations in anaerobic digestion: a model-based study
Maize silage | Pig manure | Water | Maize silage | Pig manure | Water | |
|---|---|---|---|---|---|---|
Case 1 | Case 2 | |||||
Feedstock [%] | 51.61 | 0.00 | 48.39 | 52.38 | 0.00 | 47.62 |
Biogas [Nm\(^{{3}}\)/d] | Methane [%] | Biogas [Nm\(^{{3}}\)/d] | Methane [%] | |||
Experiment | 12,114.80 | 54.06 | 12,468.80 | 54.16 | ||
Model | 11,916.36 | 55.36 | 12,052.70 | 55.34 | ||
Relative error [%] | 1.64 | 2.41 | 3.34 | 2.18 | ||
Case 3 | Case 4 | |||||
Feedstock [%] | 50.82 | 49.18 | 0.00 | 51.61 | 48.39 | 0.00 |
Biogas [Nm\(^{{3}}\)/d] | Methane [%] | Biogas [Nm\(^{{3}}\)/d] | Methane [%] | |||
Experiment | 11,878.00 | 54.30 | 12,392.26 | 54.07 | ||
Model | 11,786.09 | 56.42 | 11,908.66 | 56.36 | ||
Relative error [%] | 0.77 | 3.90 | 3.90 | 4.25 | ||