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Table 1 Ethanol productivity and yield by yeast strains

From: Operational parameters and their influence on particle-side mass transfer resistance in a packed bed bioreactor

Flow rate (ml.min−1)

Dilution rate (−)

Glucose conc. (g/l)

Ethanol productivity (g/l h)

Ethanol yield (g g−1)

0.8 mm

2 mm

4 mm

0.8 mm

2 mm

4 mm

4

0.2

4

0.56

0.50

0.40

0.93

0.83

0.80

4

0.2

10

1.18

1.00

0.56

0.73

0.62

0.60

90

4.5

4

15.75

13.90

10.8

1.16

1.03

0.63

90

4.5

10

32.40

27.00

17.10

0.90

0.75

0.48

  1. Beads size 0.8, 2 and 4 mm.
  2. Ethanol productivity = D × P (at: 300 min).
  3. Ethanol yield Y(p/s) = Pl − Po/So − Sl (at: 300 min).
  4. D dilution rate, P product concentration