Skip to main content

Table 11 Main data for second generation ethanol production

From: Bioelectricity versus bioethanol from sugarcane bagasse: is it worth being flexible?

Main data used in the simulation Value Unit
 Pretreatment
Pressure 2 Bar
Temperature 121 °C
Cellulose to glucose conversion 8.0 %
Hemicellulose to xylose conversion 74.0 %
Solid/liquid ratio 0.2  
Acid solution concentration 3 wt%
Volumetric power (mixing)a 342 W/m3
Space-time 40 min
Reactor volume 182 m3
Pre-hydrolysis
Cellulose to glucose yield 20 %
Solid/liquid ratio 0.2  
Enzyme/Cellulose ratio 67.34 (20) g/kg (FPU/g)
Space-time 18 h
Temperature 50 °C
Hydrolysis
Cellulose to glucose yield 65 %, w/w
Solid/liquid ratio 0.178  
Volumetric power (mixing) a 302.5 W/m3
Enzyme/Cellulose ratio 67.34 (20) g/kg (FPU/g)
Space-time 54 h
Temperature 50 °C
C5 Fermentation
Xylose to ethanol yield 70 %, w/w
Temperature 30 °C
Space-time 9 h
  1. aCalculated using data from Pereira et al. [20].