Initial rate observed

${\left(r_i\right)}_{obs}$ [mol/L.s]

External mass transport Gas-liquid interface

${\alpha }_1=\frac{{\left(r_i\right)}_{obs}}{k_L\cdot a_G\cdot C_{H2}}\le 0.1$

External mass transport

Liquid-solid interface

${\alpha }_2=\frac{{\left(r_i\right)}_{obs}}{k_C\cdot a_C\cdot m_c\cdot C_i}\le 0.1$

Internal mass transport

$\Phi =\frac{{\left(r_i\right)}_{obs}\cdot L^2}{D_i^e\cdot C_i^S}\ll 1$

Parameter

${\alpha }_1$

${\alpha }_{2\text{-}H2}$

${\alpha }_{\text{2-glu}}$

${\Phi }_{H2}$

${\Phi }_{\text{glu}}$

Value

6.6 × 10⁻⁶

5.17 × 10⁻³

0.10

0.04

0.097

0.087