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Table 5 Investment cost comparison for various VFA recovery processes

From: Energy-efficient recovery of fermented butyric acid using octyl acetate extraction

Products

Capacity (product t/h)

Investment

Normalized

Remark

Refs.

VFA

6.2

16.2

1.92

 

[53]

VFA

22

65.1

3.27

Scaled

[13]

Butyric acid

1.25

13.5

4.76

 

[54]

VFA

0.1

1.26

2.02

 

[9]

Butyric acid

0.27

1.03

1.03

 

This study

  1. The units are in million US dollars. The scaled investment is computed from total investment using the ratio of the purification process in [53, 54]. The investment normalization is based on this study used a scaling-up exponent of 0.68 [55]
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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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