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Figure 4 | Biotechnology for Biofuels

Figure 4

From: Techno-economic evaluation of stillage treatment with anaerobic digestion in a softwood-to-ethanol process

Figure 4

Breakdown of ethanol production cost in SEK/L. Chemicals include enzymes. 'Others' refers to the cost of labour, insurance and maintenance. The cost of aerobic and ozone treatment was added to the capital cost: the cost of upgrading was taken into account by reducing the income of upgraded biogas. A summary of the scenarios is given in Table 1. REF: reference case; SEK: Swedish kronor; Upgr: upgraded.

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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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