Case 1

Variable Constraints

RAFT (K) = 2380 - 2430

Steam (tons/hr) = 4 - 5

O₂ (%) = 2 - 4

Blast Volume (Nm³/min) = 2350 - 2380

Blast Temperature (K) = 1470 - 1500

VM (%) = 19 - 20

C in PCI (%) = 71 - 72

Output: - Plant values (kg/thm): 118.65 Optimized PCI (kg/thm): 135

Variables

Plant Values

Model Output

RAFT (K)

2393

2397

Steam addition (t/hr)

4.14

4.38

O₂ enrichment (%)

2.95

3.08

Blast volume (Nm³/min)

2360

2353

Blast temperature (˚C)

1473

1486

Volatile Matter (%)

19.24

19.14

Carbon in coal (%)

71.10

71.61