Table 3
The material balance
Stream
Cut range
%vol
Cum %vol
BPSD
GPH
SG
#/gal
lb/h
%wt
Mol wt
mol/h
Whole crude
–
100.0
100.0
30,000
52,500
0.8685
7.23
379,575
100.0
225.3
1,684.8
O/head
IBP
25.0
25.0
7,500
13,125
0.702
5.84
76,650
20.2
95.2
805.1
À360
Kero
À480
10.0
35.0
3,000
5,250
0.798
6.64
34,860
9.2
161.6
215.7
LGO
À610
12.0
47.0
3,600
6,300
0.843
7.02
44,226
11.7
215.6
205.1
HGO
À690
7.0
54.0
2,100
3,675
0.875
7.28
26,754
7.0
270.2
99.0
Resid
+690
46.0
100.0
13,800
24,150
0.957
8.16
197,085
51.9
547.6
359.9
The flash zone material balance
O/flash
À725
3.0
57.0
900
1,575
0.891
7.4
11,655
3.0
295
39.5
Prod vapor
À690
54.0
54.0
16,200
28,350
0.773
6.43
182,490
48.1
137.7
1,324.9
Total vap
À725
57.0
57.0
17,100
29,925
0.780
6.49
194,145
51.1
142.3
1,364.4
Resid
a
+725
43.0
43.0
12,900
22,575
0.988
8.22
185,430
48.9
578.7
320.4
Total
100.0
100.0
30,000
52,500
0.8685
7.23
379,575
100.0
225.3
1,684.8
a
Does not include liquid overflow from bottom wash tray
164
D.S.J. Jones