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Table 3 Overall economics of the ethanol plant with 25 MT of biomass processing (2010 prices)

From: Impact of pretreatment and downstream processing technologies on economics and energy in cellulosic ethanol production

  Dilute Acid Dilute Alkali Hot Water Steam Explosion
Total Investment (MM$) 114.63 102.77 101.89 91.36
Operating Cost (MM$/yr) 50.06 52.70 48.10 45.83
Ethanol Revenue (MM$/yr) 65.41 65.21 65.07 58.64
Ethanol (MM gal/yr) 15.76 15.71 15.68 14.14
Ethanol Unit Cost ($/gal) 3.18 3.35 3.07 3.24