Delete Ex_2_8.py

Ex_2_8.py

-#!/usr/bin/env python3
-# -*- coding: utf-8 -*-
-"""
-Created on Wed Mar 15 21:12:53 2023
-
-@author: delvigne
-"""
-
-
-'''
-Exercice 2.8 - Simulation of a batch bioreactor with oxygen transfer
-'''
-
-import numpy as np
-from scipy.integrate import solve_ivp
-from matplotlib.pyplot import figure
-from matplotlib.pyplot import plot
-from matplotlib.pyplot import xlabel
-from matplotlib.pyplot import ylabel
-
-
-def Batchoxy(t, state):
-    X = state[0]
-    S = state[1]
-    CL = state[2]
-    
-    mumax = 0.6 #in h-1
-    Ks = 0.01 #in g/L
-    Yxs = 0.5 #in g per g
-    Yxo = 1
-    Ko = 0.001
-    KLa = 350
-    C0L = 0.01
-    
-    rx = mumax*(S/(Ks+S))*X*(CL/(Ko+CL))
-    
-    dXdt = rx
-    dSdt = -rx/Yxs
-    dCLdt = KLa * (C0L - CL)- (rx/Yxo)
-    state = [dXdt,dSdt,dCLdt]
-    return state
-
-'''Specify the time range for running the simulation'''
-t = np.linspace(0,30)
-
-'''Specify the initial conditions'''
-state0 = [0.1,5,0.01] #We have 0.1 g/L of biomass, 5 g/L of substrate and 10 mg/L of dissolved oxygen at the beginning of the simulation
-        
-'''Solve the ODEs'''
-r = solve_ivp(fun=Batchoxy, t_span=[t[0],max(t)],y0=state0, t_eval=t, method='LSODA')
-
-figure(1)
-plot(r.t,r.y.T)
-xlabel('Time (h)')
-ylabel('X, S, CL (g/L)')
-
-a = r.y.T
-
-figure(2)
-plot(r.t,a[:,2].T)
-xlabel('Time (h)')
-ylabel('CL (g/L)')
-