Page 105 - Coulson Richardson's Chemical Engineering Vol.6 Chemical Engineering Design 4th Edition

FUNDAMENTALS OF ENERGY BALANCES 87

1.2 1.1 1.0 0.9
0.4
1.4
1.2 1.6 2.0 3 4 8 10 30
1.1 6
15 0.3 25
0.8 0.2 Low pressure range, P r 20

Reduced temperature, T r = 1.0 0.6 0.7 0.1 10 9 8

0.5
7
0
0.8
1.0
0.7
0.9
vapours
6
and
4
1.6 gases
2.0 3
1.8 1.4 1.3 of
1.5 1.2 1.15 factors

1.1 2 Reduced pressure, P r
1.05 1.03

1.01 Compressibility

1.0 Reduced temperature, T r 1.0
0.95 0.8 3.8.
0.90 0.6 Figure

0.85

0.80 0.4

0.75 0.3

0.70 0.2

0.1
1.0 0.8 0.6 0.4 Compressibility factor, Z 0.3 0.2 0.10
3 2