Intermediate thermodynamics

0.1

1

10

100

-220 -180 -140 -100 -60 -20 20 60 100 140 180 220 260 300 340 380 420 460 500 540 580 620 660 700

Enthalpy [kJ/kg]

P re

ss ur

e [M

P a]

T=-40

S =4.0

Propane Pressure-Enthalpy Diagram

S=Specific Entropy, kJ/kg*K T=Temperature, ºC

Propane

T=-30

T=-20

T=-10

T=0

T=10

T=20

T=30

T=40

T=50

T=60 T=70 T=80

T=90

T=100T=50

T=0

T=150

T=200

T=-50

S =4.5

S =5.0

S=5.5

S=6.0

S=6.5

S=7.0

Produced by I. Aartun, NTNU 2002. Based on the program Allprops, Center for Applied Thermodynamic Studies, University of Idaho.