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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