Page 282 - Chemical engineering design

Time base mid 2004
100.0 COSTING AND PROJECT EVALUATION 257
Equipment cost, £1000 10.0 4

3
2
1
1.0
1.0 10.0 100.0
Vessel length, m
(a) Pounds sterling

Time base mid 2004
100.0

Equipment cost, $1000 10.0 4

3

1 2

1.0
1.0 10.0 100.0
Vessel length, m
(b) US dollars
Diameter, m Material factors Pressure factors
1 0.5 2.0 C.S. ð 1.0 1 5 bar ð 1.0
3
2 1.0 3.0 S.S. ð 2.0 5 10 ð 1.1
4
Monel ð 3.4 10 20 ð 1.2
S.S. clad ð 1.5 20 30 ð 1.4
Monel ð 2.1 30 40 ð 1.6
clad 40 50 ð 1.8
50 60 ð 2.2
Temperature up to 300 ° C
Figure 6.6a, b. Horizontal pressure vessels. Time base mid-2004.
Purchase cost D (bare cost from figure) ð Material factor ð Pressure factor