Page 30 - Fluid Catalytic Cracking Handbook

14 Fluid Catalytic Cracking Handbook

Products
Reactor

Regen
Catalyst
Standpipe

LiftAir
Air Blower

Figure 1-10. A typical Model II using lift air to transfer spent catalyst.

K Cal/kg of BTU/lb of
C, H 2, or S C, H 2, or S

C + 1/2 CX, _> CO 2,200 3,968 (1-1)
— > 5,600
CO + 1/2 0 2 CO 2 10,100 (1-2)
— > CO 7,820 14,100 (1-3)
C + O 2 2
-> H 2O 28,900 52,125 (1-4)
H 2, + 1/2 0 2
S + xO — » so x 2,209 3,983 (1-5)
N + xO -> NO y (1-6)