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

Table 1

Chemical characterization of Colombian coals (Bijao coal and Sanoha coal) used in simulations.

Characterization	Bijao	Sanoha
Proximate analysis (wt.% wet)
Ash (ASTM D 73174)	6.5	14.8
Volatile matter (ASTM D 3175)	45.89	29.85
Fixed carbon (ASTM D 3172)	47.61	55.35
Moisture content (ASTM D 3302)	19.05	4.93
Ultimate analysis (wt. % dry)
C	68.24	72.11
H	4.9	4.78
N	1.59	1.62
S (ASTM D 5865)	1.36	1.44
O	17.38	5.52
Cl	0.03	0
Ash (ASTM D 73174)	6.5	14.8
HHVd.b (kcal/kg) (ASTM D 5865)	5407	7538