Predicting Vapour-Liquid Equilibrium of Binary Mixtures using Cubic Equations of State

Substance 1:

Tc = K

Pc = bar

ω = (acentric factor)

Substance 2:

Tc = K

Pc = bar

ω = (acentric factor)

Select equation of state:

Soave-Redlich-Kwong

Peng-Robinson

Peng-Robinson-Gasem


Binary interaction parameter:

k12 =

info on the mixing rules used when solving equations of state

Select calculation required: info

Bubble point temperature calculation

Bubble point pressure calculation

Dew point temperature calculation

Dew point pressure calculation

Isothermal flash calculation

Non-equilibrium calculation

Click this button to calculate: Click this button to reset form:

Solutions are: notation method
help on getting convergence

Vapour

Liquid
T = K

P = bar

z1overall =

liquid fn =

ZV = VV = m3/mol

y1 = y2 =

1V = 2V =

HVHIGM = SVSIGM =
J/mol J/mol.K

ZL = VL = m3/mol

x1 = x2 =

1L = 2L =

HLHIGM = SLSIGM =
J/mol J/mol.K


Return to Patrick Barrie's thermodynamics teaching page E-mail: pjb10 followed by @ and then followed by cam.ac.uk