Analysis of Process Variables via CFD to Evaluate the Performance of a FCC Riser

Table 5

General behavior of the multipurpose pilot unit U-144 studied.

Item	Catalyst to oil ratio	Catalyst temperature	Temperature of fresh feedstock	Residence time
	7.8 to 8.6	680 to 720 (K)	530 to 550 (K)	1 to 2.2 s
Slurry (unconverted)	Decrease	Decrease	Decrease	Decrease
DI diesel	Decrease	Decrease	Decrease	Decrease
Gasoline	Decrease	Decrease	Decrease	Decrease
LPG	Increase	Increase	Increase	Increase
DR dry gas	Increase	Increase	Increase	Increase
CK coke	Increase	Increase	Increase	Increase