Page 183 - Fluid Catalytic Cracking Handbook

Unit Monitoring and Control 155

0.013xl6MMSCFDx56 0.238x1 l,658BPDx213.4
379.5x24 + 24

0.044x30,230x213.4 0.034x3MMSCFDx56
= 37,150 Ib/hr
24 379.5x24

Table 5-4
Normalized FCC Weight Balance Summary
with Coker Gas Subtracted

Vol% Wt%
Stream bpd ib/hr of Feed of Feed

Fresh Feed 50,000 658,814 100.00 100.00
Products

H 7 497 0.07
C, 7,585 1.15
C, 7,549 1.15
c; 5,187 0.79

Total C 2 and lighter 20,818 3.16

H 2S 1,032 0.16
2,090 15,262 2.32
C 3 4.18
C? 4,027 30,504 8.05 4.63
2,064 16,958 4.13 2.57
IC 4
1,827 15,579 3.65 2.36
NC 4
c; 4,178 37,150 8.36 5.64
Gasoline (C s+) 28,650 311,437 57.30 47.27
LCO 10,077 136,008 20.15 20.64

DO 3,023 46,626 6.05 7.08
Coke 27,440 4.17
Total 55,936 658,814 111.87 100.00
Apparent Conversion 73.8 72.28
Inerts 5,143