Table 1 Kinetic parameters used in co-culture kinetic model
Symbol | Parameter | Straina | References | |
|---|---|---|---|---|
Fermentation kinetics | S. cerevisiae | S. stipitis | ||
\( V_{\hbox{max} G,i} \) | Maximum rate for glucose uptake (g/g h) | 2.90 | 0.77 | This study |
\( K_{mG,i} \) | Saturation constant for glucose uptake (g/l) | 0.5 | 0.5 | Hanly and Henson (2014) |
\( K_{EG,i} \) | Ethanol inhibition constant for glucose uptake (g/l) | 10 | 10 | Hanly and Henson (2014) |
\( K_{AG,i} \) | Acetate inhibition constant for glucose uptake (g/l) | 7.5 | 7.5 | Hanly and Henson (2014) |
\( V_{{\hbox{max} {\text{Xy}},i}} \) | Maximum rate for xylose uptake (g/g h) | 0 | 0.06 | This study |
\( K_{{m{\text{Xy}},i}} \) | Saturation constant for xylose uptake (g/l) | 0.25 | 0.25 | Hanly and Henson (2014) |
\( K_{{G{\text{Xy}},i}} \) | Glucose repression constant for xylose uptake (g/l) | 0.25 | 0.25 | Hanly and Henson (2014) |
\( K_{{E{\text{Xy}},i}} \) | Ethanol inhibition constant for xylose uptake (g/l) | 4.5 | 4.5 | Hanly and Henson (2014) |
\( K_{{A{\text{Xy}},i}} \) | Acetate inhibition constant for xylose uptake (g/l) | 0.2 | 0.2 | Hanly and Henson (2014) |
\( \mu_{\hbox{max} G,i} \) | Maximum specific growth rate for glucose uptake (1/h) | 0.3 | 0.15 | This study |
\( K_{{{\text{mu}}i,G}} \) | Saturation constant for growth on glucose (g/l) | 0.5 | 0.5 | This study |
\( \mu_{{\hbox{max} {\text{Xy}},i}} \) | Maximum specific growth rate for xylose uptake (1/h) | 0.0 | 0.01 | This study |
\( K_{{{\text{mu}}i,{\text{Xy}}}} \) | Saturation constant for growth on xylose (g/l) | 0.5 | 0.5 | This study |
Symbol | Parameter | Straina | References | |
|---|---|---|---|---|
Enzyme hydrolysis kinetics | Rice straw | Bagasse | ||
\( k_{\text{ad}} \) | Adsorption rate constant (g/FPU h) | 0.43 | 0.43 | This study |
\( k_{H} \) | Hydrolysis rate constant (g/FPU h) | 0.06 | 0.02 | This study |
\( K_{G} \) | Inhibition constant (g/L) | 1.47 | 1.47 | This study |