Analytic Hierarchy Process, Sensitivity Analysis, and Selectivity of Alphabutol Operation in 1-Butene Production

Table 9

Final AHP decision table and ranking.

Experiment #		1	2	3	4	5	6	7	8	9
Yield	0.41	36.16	36.16	35.31	34.08	34.63	34.35	34.03	35.43	36.70
Run days	0.22	6.16	9.03	6.38	8.80	7.26	4.62	6.82	9.47	11.89
Cleaning time	0.10	30.24	28.30	27.14	27.91	22.29	21.61	32.56	37.21	33.92
Run Consistency	0.10	0.003	0.006	0.004	0.005	0.003	0.005	0.005	0.003	0.005
Selectivity	0.16	14.82	15.26	14.47	14.85	14.85	14.59	14.64	14.71	15.13
Index		26.91	32.14	29.02	29.82	34.45	31.94	22.93	22.39	29.80
Rank		7	2	6	4	1	3	8	9	5
PPC	Mean	85.6%	86.4%	90.1%	87.2%	86.8%	82.7%	89.4%	88.1%	85.7%