From: Enhanced biomethane production rate and yield from lignocellulosic ensiled forage ley by in situ anaerobic digestion treatment with endogenous cellulolytic enzymes
Process
Equation
A (mL/g VS)
k (day−1)
t ½ (day)
R 2
1st phase decrease
\(y = A \cdot {\text{e}}^{ - kx}\)
51.4
0.432
1.6
0.986
2nd phase increase
\(y = A \cdot \left( {1 - {\text{e}}^{ - kx} } \right)\)
19.5
0.104
6.7
0.972