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Table 6 Capital and additional chemical cost of preprocessing and wastewater treatment units

From: Removal of non-structural components from poplar whole-tree chips to enhance hydrolysis and fermentation performance

 

Capital cost ($MM)

Additional chemical cost ($MM/year)

Description

Preprocessing unit

$10.17

$1.90

Preprocessing unit includes tanks for preprocessing and belt transfer conveyors, where the preprocessed biomass may be additionally washed

Wastewater treatment unita

$21.70

$3.00

Additional cost account for the increase of the wastewater treatment capacity and treatment chemicals

  1. Cost is updated to 2016 USD
  2. aCost increment due to wastewater treatment unit scale-up