Files
CoolProp/Web/fluid_properties/methane-ethane.py
2016-05-11 09:41:10 -06:00

20 lines
533 B
Python

import CoolProp.CoolProp as CP
import matplotlib.pyplot as plt
HEOS = CP.AbstractState('HEOS','Methane&Ethane')
for x0 in [0.02, 0.2, 0.4, 0.6, 0.8, 0.98]:
HEOS.set_mole_fractions([x0, 1 - x0])
try:
HEOS.build_phase_envelope("dummy")
PE = HEOS.get_phase_envelope_data()
plt.plot(PE.T, PE.p, '-')
except ValueError as VE:
print(VE)
plt.xlabel('Temperature [K]')
plt.ylabel('Pressure [Pa]')
plt.yscale('log')
plt.savefig('methane-ethane.pdf')
plt.savefig('methane-ethane.png')
plt.close()