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brewpi/scripts/demos/plant/demo_pot.py
T
jens 29e85dbc9c [Pot]
- added demo
2026-06-19 14:21:55 +02:00

60 lines
1.2 KiB
Python

import numpy as np
from matplotlib.pyplot import plot, figure, subplot, grid, show, legend
from components.plant.pot import Pot
if __name__ == '__main__':
dt = 1.0
power_on = 3500
steps_heat = 4000
steps_cool = 40000
pot_params = {
"theta" : 20,
"C" : 4190,
"M" : 20,
"L" : 0.4,
"Td" : 30,
"kn" : 0.2,
"gain" : 1.0
}
pot = Pot(dt, pot_params)
_t = np.empty(0)
_temp = np.empty(0)
_p_pot = np.empty(0)
_power = np.empty(0)
t = 0
pot.set_power(power_on)
for _ in range(steps_heat):
pot.process()
_t = np.append(_t, t)
_temp = np.append(_temp, pot.get_temperature())
_p_pot = np.append(_p_pot, pot.get_p_pot())
_power = np.append(_power, pot.get_power())
t += 1
pot.set_power(0)
for _ in range(steps_cool):
pot.process()
_t = np.append(_t, t)
_temp = np.append(_temp, pot.get_temperature())
_p_pot = np.append(_p_pot, pot.get_p_pot())
_power = np.append(_power, pot.get_power())
t += 1
figure(1)
subplot(2, 1, 1)
plot(_t, _temp, '-b', linewidth=1)
legend(["temp"])
grid(True)
subplot(2, 1, 2)
plot(_t, _power, '-g', _t, _p_pot, '-r', linewidth=1)
legend(["power", "p_pot"])
grid(True)
show()
print("End of program")