Capex (US$ million) | 1G-base | 1G-ST | 1G-MT | 1G-LT | 1G2G-ST | 1G2G-MT | 1G2G-LT |
---|---|---|---|---|---|---|---|
1GÂ +Â interface areas (subtotal) | 153.3 | 436.4 | 472.8 | 627.6 | 410.2 | 455.6 | 586.4 |
Administrative infrastructure, engineering, and utilities | 41.6 | 99.3 | 105.8 | 137.7 | 127.1 | 131.4 | 163.7 |
Sugarcane reception, juice extraction, and evaporation | 33.6 | 60.5 | 63.6 | 79.2 | 63.4 | 67.5 | 82.4 |
Ethanol production (fermentation, distillation/dehydration) | 37.2 | 83.5 | 80.6 | 97.0 | 103.4 | 114.0 | 154.8 |
Combined heat and power (steam and electricity) | 40.9 | 193.1 | 211.6 | 300.8 | 116.4 | 124.7 | 160.8 |
Biogas production, purification, and use for electricity generation (internal combustion engines) | – | – | 11.1 | 13.0 | – | 18.0 | 24.7 |
2G areas(subtotal) | – | – | – | – | 184.9 | 163.4 | 190.1 |
Pretreatment and C5 liquor separation/evaporation | – | – | – | – | 106.5 | 102.3 | 127.7 |
C5 fermentation and yeast propagation | – | – | – | – | 15.7 | 16.5 | 16.9 |
Enzymatic hydrolysis and C6 liquor separation | – | – | – | – | 62.7 | 44.6 | 45.4 |
Total | 153.3 | 436.4 | 472.8 | 627.6 | 595.1 | 619.0 | 776.5 |