Impacts of anaerobic digestion power plants v. lagooning were assessed for vinasse.
The best options of anaerobic digestion power plants were proposed for vinasse.
Based on LCA, anaerobic digestion power plants can reduce the total impact by 77%.
Exergy efficiencies up to 46% can be obtained in anaerobic digestion power plants.
24% of the exergy content of vinasse can be converted into useful energy.