Process Design and Economics of On-Site Cellulase Production on Various Carbon Sources in a Softwood-Based Ethanol Plant
Figure 4
Minimum ethanol selling price. Carbon source A: pretreated liquid fraction, B: pretreated liquid fraction and molasses and C: pretreated liquid fraction and pressed pretreated slurry with a total WIS content of 1%, 2% and 3%; +: 1.5-fold specific activity; Ref: reference case with purchased enzyme preparation.