New naphtha splitter
Capacity 13,500 BPSD at 360 $/bpsd = 4,860,000$
Revamp debut and new light ends
Debutanizer revamp ¼ 10% of new plant ¼
2, 963 Â 412
10
¼ 122, 000$
New light ends unit ¼ 3, 830 bpsd  412
ð
Þ þ2, 176 Â 412
ð
Þ
¼ 2, 474, 472$
Total ¼ 2, 596, 500$
New thermal cracker
At a service factor of 80 %, the capacity of the unit is
27, 457 BPCD
0:8
¼ 34, 320 bpsd
Capital cost ¼ 34, 320 Â 2, 000$
¼ 68, 600, 000$:
New diesel hydrotreater
9, 000 bpsd  1, 200 $ ¼ 10, 800, 000 $:
Revamped catalytic reformer
9, 000 bpsd  3, 120 $ ¼ 28, 100, 000 $:
Total capital cost = 125.490 MM $.
Associated costs
This is taken as 15 % of capital cost = 18.823 MM $.
Total cost = 144.313 MM $.
The Product Slate
The new refinery product slate is summarized below (all in BPCD):
Product
Existing
Expanded
Difference
C3 LPG
664
1,237
+573
C4 LPG
1,405
2,616
+1,211
Reg gasoline
6,778
12,607
+5,829
Prem gasoline
4,770
8,872
+4,102
Auto diesel
15,638
23,454
+7,816
Fuel oil
26,323
9,465
À16,858
Refy fuel gas
1,186
4,135
+2,949
Refy fuel oil
2,925
3,604
+679
a
a
Total
59,689
65,990
+6,301
a
Note difference in BPCD between input and output is due to changes in SG’s due to cracking.
Mass (lbs/h) input still equals mass output
710
D.S.J. Jones and P.R. Pujado ´