Abbreviations | Meaning |
---|---|
Y X/S | Yield of biomass with respect to substrate (g g−1) |
Y SA/S | Yield of succinic acid with respect to substrate (g g−1) |
Y AA/S | Yield of acetic acid with respect to substrate (g g−1) |
Y PA/S | Yield of propionic acid with respect to substrate (g g−1) |
Y SA/X | Yield of succinic acid with respect to biomass (g g−1) |
Y AA/X | Yield of acetic acid with respect to biomass (g g−1) |
Y PA/X | Yield of propionic acid with respect to biomass (g g−1) |
m | Cell maintenance (g g−1 h−1) |
r s | Instantaneous substrate consumption rate (g h−1) |
r SA | Instantaneous succinic acid production rate (g h−1) |
r AA | Instantaneous acetic acid production rate (g h−1) |
r PA | Instantaneous propionic acid production rate (g h−1) |
r x | Instantaneous cell growth rate (g h−1) |
μ s | Specific substrate consumption rate (h−1) |
μ SA | Specific succinic acid production rate (h−1) |
μ AA | Specific acetic acid production rate (h−1) |
μ PA | Specific propionic acid production rate (h−1) |
μ x | Specific cell growth rate (h−1) |
DCW | Dry cell weight |
OD 600 | Optical density at 600 nm |
P/A | Ratio of propionic to acetic acid (mol mol−1 or g g−1) |
S/A | Ratio of succinic to acetic acid (mol mol−1 or g g−1) |
FBB | Fibrous bed bioreactor |