Dynamics of a Bioreactor with a Bacteria Piecewise-Linear Growth Model in a Methane-Producing Process

Figure 4

Numerically computed phase portraits when parameter 𝛼 is varied.

(a) Numerical computation with 𝛼=0.198

(b) Numerical computation with 𝛼=0.203

(c) Numerical computation with 𝛼=0.22

(d) Numerical analysis with 𝛼=0.23

(e) Numerical computation with 𝛼=0.24