Thermodynamic Model for Updraft Gasifier with External Recirculation of Pyrolysis Gas

Table 1

Proximate and ultimate analysis of fuel.

	Unit	Value	Normalization
Proximate analysis
Moisture	Mass fraction (%)	10.24
Ash	Mass fraction (%)	2.71
Volatile	Mass fraction (%)	71.80
Fixed carbon	Mass fraction (%)	15.25
Ultimate analysis (dry basis)
Carbon	Mass fraction (%)	43.33	48.27
Hydrogen	Mass fraction (%)	5.11	5.69
Oxygen	Mass fraction (%)	38.61	43.01