Biogas Production through Anaerobic Codigestion of Distillery Wastewater Sludge and Disposable Spent Yeast

Table 6

Experimental and predicted values of methane yield value in percentage.

Run	Actual factor (IV)			Methane yield value in %
	VR (%)	pH	Temperature (°C)	Experimental	Predicted
1	85	6	36.5	40.92	42.07
2	99	6	36.5	47.08	47.02
3	85	7	33	45.49	45.83
4	99	7	33	50.06	51.62
5	92	6	33	40.13	38.63
6	99	8	36.5	53.08	51.92
7	92	8	40	46.59	48.09
8	85	7	40	52.78	51.23
9	85	8	36.5	45.89	45.95
10	92	6	40	44.46	44.86
11	92	7	36.5	60.38	60.3
12	92	7	36.5	61.18	60.3
13	92	7	36.5	59.18	60.3
14	92	8	33	44.58	44.18
15	92	7	36.5	60.68	60.3
16	92	7	36.5	60.07	60.3
17	99	7	40	56.7	56.36