Thermochemical Equilibrium Model of Synthetic Natural Gas Production from Coal Gasification Using Aspen Plus

Table 7

Model validation with regard to SNG production and quality as gaseous fuel.

Energy parameter	Slurry feeding				Dry feeding				RMSD; (units)	(%)
	Bijao		Sanoha		Bijao		Sanoha
	[51]	Model	[51]	Model	[51]	Model	[51]	Model
HHVSNG (MJ/Nm^3)	39	38.33	39.1	38.55	37.5	38.34	37.5	38.37	0.74	1.9
Mass flow (kg/h)	78400	81006	82700	86063	79300	80504.8	82000	80332	2362.98	2.7
Volumetric flow (MMFCD)	96.81	101.18	102.51	107.49	95.3	100.55	98.56	100.34	4.32	4.2
WI (MJ/m^3)	51.6	51.68	51.9	51.98	49	51.70	49	51.73	1.92	2.8
Power (MW)	1147	1250	1221	1328	1107	1242	1146	1239	110.6	9.5

*Calculated as the average of the four pairs simulation-reported data described in each entire row.