Page 100 - Biofuels for a More Sustainable Future

Indicators for sustainability assessment 89

Solid Enzymes separation Lignin Co 2 Yeast Enzyme hydrolysis Solid Enzymes separation Lignin Co 2 Yeast Ethanol (E2G e B2G)

hydrolysis
Enzyme
Biochemical route Cellulosic ethanol Pretreatment Distillation Fermentation Stillage Biobutanol Pretreatment Distillation ABE fermentation Stillage Butanal Acetone

Bagasse Thermochemical route Ethanol Syngas Acetone Butanol Ethanol Steam reforming Gasoline Diesel Waxes Greases

Avaliable bagasse Bagasse 204.8 t/h Bagasse Gasification and cleaning Drying torrefaction grinding O 2 (95%) ASU FT gas Shift reactions Fischer-Tropsch synthesis

Sugar Ethanol Stillage Storage biorefinery.
Distillation Bagasse 33.6 t/h electricity
Milling Surplus
Fermentation BIG-GTCC cycle sugarcane
Conventional process Electricity/steam the of
Juice

Sugarcane 1200 t/h Bagasse 97.6 t/h Cogeneration scheme

Straw 97.6 t/h General

Field 4.9
Fig.