Skip to main content

Table 2 Results of ethanol production during cultivation of S. cerevisiae on HFW

From: Utilization of household food waste for the production of ethanol at high dry material content

Initial dry material Separate liquefaction step Ethanol production Ethanol productivity % of the maximum theoretical yielda % of the maximum theoretical yieldb
(% w/v) (g/L) (g/L · h)
35 + 34.85 ± 0.55 2.32 ± 0.04 59.82 ± 0.94 159.21 ± 2.51
45 + 42.78 ± 0.83 2.85 ± 0.06 57.12 ± 1.10 151.91 ± 2.93
35 - 24.75 ± 2.20 0.52 ± 0.05 42.48 ± 3.78 113.07 ± 10.05
45 - 39.15 ± 0.75 0.82 ± 0.02 52.28 ± 1.00 139.07 ± 2.66
  1. % Maximum theoretical ethanol yield, calculations were; abased on the maximum ethanol that could be produced from the soluble and the cellulosic sugars; bbased on the maximum ethanol production from the soluble sugars only.
  2. The values are given as mean ± SD.