Prediction of Biogas Yield from Codigestion of Lignocellulosic Biomass Using Adaptive Neuro-Fuzzy Inference System (ANFIS) Model

Table 3

Biomass characterization.

Biomass	Cow dung	Mango pulp	Chromolaena odorata
Proximate analysis (%)
Volatile matter (wet basis)	5.02	6.87	7.79
Volatile matter (dry basis)	60.75	62.78	71.49
Moisture content (wet basis)	85.82	85.77	83.11
Moisture content (dry basis)	10.98	11.35	9.89
Ash content (wet basis)	1.91	1.14	1.88
Ash content (dry basis)	5.60	3.85	5.12
Fixed carbon (wet basis)	7.25	6.22	7.22
Fixed carbon (dry basis)	22.67	22.02	13.50
VM/FC	0.69	1.10	1.07
Calorific values (MJ/kg)
Calorific value	14.37	13.77	16.16
Ultimate analysis (%)
Carbon (C)	43.08	39.98	41.69
Hydrogen (H)	7.87	6.74	9.86
Nitrogen (N)	1.53	1.34	1.51
Sulphur (S)	0.46	0.12	0.25
Oxygen (O)	47.06	51.82	46.69
C/N ratio (no unit)	28.16	29.84	27.61
H/C (no unit)	0.19	0.17	0.24
O/C (no unit)	1.09	1.29	1.12
Compositional analysis (%)
Hemicellulose	10.76	7.47	11.37
Lignin	6.33	0.22	0.90
Cellulose	12.03	3.71	5.15
%NDF	41.69	47.90	49.80
%ADF	29.19	40.70	32.78

Values represent the average value for respective analyses (Source: [17]).