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Table 2 Financial summary of green liquor pretreatment of hardwood

From: Integration of pulp and paper technology with bioethanol production

Hardwood green liquor cases

 

2015 Projection

2015 Projection

Greenfield GL Mill

Repurpose GL Mill

 

Quantity

Cost per unit

Quantity

Cost per unit

Mixed Southern Hardwood

454,545

$72.18

454,545

$72.18

Annual Ethanol Production, Liters

148,072,272

 

147,905,135

 

Ethanol Yield, Liters per BDt

326

 

325

 

CAPEX Total/per Annual Liter

329,494,169

$2.22

$79,955,469

$0.54

Total Biomass Cost per Liter

 

$0.24

 

$0.24

Total Enzyme Cost per Liter

 

$0.12

 

$0.12

Total Energy Credit/cost

 

$0.04

 

$0.02

Total Direct Cost per Liter

 

$0.33

 

$0.35

Total Indirect Cost per liter

 

$0.50

 

$0.18

Total Cash Cost per liter

 

$0.52

 

$0.45

Total Cost per liter

 

$0.83

 

$0.54

MER,$ per liter

 

$0.83

 

$0.52

IRR, 0025

 

12%

 

12%

  1. No major differences in plant performance but investment cost in the Repurpose case permits Minimum Ethanol Revenue below the target of $0.60 per Liter.