Process Design and Economics of On-Site Cellulase Production on Various Carbon Sources in a Softwood-Based Ethanol Plant

<table>Overall process scheme for the proposed ethanol plant. In the reference case, there was no enzyme production; the enzymes were purchased. CEF: cellulase enzyme fermentation, YC: yeast cultivation and SSF: simultaneous saccharification and fermentation.</table>

Enzyme Research

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Figure 1

Figure 1: Process Design and Economics of On-Site Cellulase Production on Various Carbon Sources in a Softwood-Based Ethanol Plant 