Flame Failures and Recovery in Industrial Furnaces: A Neural Network Steady-State Model for the Firing Rate Setpoint Rearrangement

Table 4

Two-burner failure/firing capacity shortage.

	Burner 1 excess flow (%)	Burner 2 excess flow (%)	Burner 3 excess flow (%)	Burner 4 excess flow (%)	Burner 5 excess flow (%)	Temperature deviation (K)	Total fuel flow rate changes (%)
Case 21	50% capacity	50% capacity	28.03	26.43	27.1	7.94	−18.44
Case 22	75% capacity	75% capacity	23.36	19.70	21.02	0.23	+14.08
Case 23	50% capacity	28.03	50% capacity	27.12	26.15	4.9	−18.7
Case 24	75% capacity	22.75	75% capacity	17.07	16.04	0.1	+5.86
Case 25	50% capacity	28.14	26.35	50% capacity	27.14	8.1	−18.37
Case 26	75% capacity	22.08	16.68	75% capacity	19.01	0.31	+7.77
Case 27	50% capacity	28.03	26.15	28.33	50% capacity	9.01	−17.49
Case 28	75% capacity	22.21	17.95	21.02	75% capacity	0.81	+11.18
Case 29	28.33	50% capacity	50% capacity	27.45	26.72	4.37	−17.5
Case 30	17.81	75% capacity	75% capacity	17.1	15.32	0.11	+0.23
Case 31	27.97	50% capacity	27.02	50% capacity	28.03	3.21	−16.98
Case 32	18.32	75% capacity	15.89	75% capacity	17.36	0.11	+1.57
Case 33	27.15	50% capacity	26.02	28.03	50% capacity	3.5	−18.8
Case 34	16.23	75% capacity	14.73	19.71	75% capacity	0.091	+0.67
Case 35	26.57	27.45	50% capacity	50% capacity	28.33	3.01	−17.65
Case 36	14.88	16.78	75% capacity	75% capacity	17.22	0.09	−1.12
Case 37	26.14	27.1	50% capacity	28.03	50% capacity	3.38	−18.73
Case 38	13.76	15.37	75% capacity	21.00	75% capacity	0.09	+0.13
Case 39	27.1	26.13	28.03	50% capacity	50% capacity	3.7	−18.74
Case 40	15.32	13.71	21.00	75% capacity	75% capacity	0.1	+0.03
Case 41	75% capacity	50% capacity	28.03	26.3	27.09	2.98	+6.42
Case 42	50% capacity	75% capacity	28.12	26.45	27.16	3.7	+6.73
Case 43	24.98	75% capacity	50% capacity	25.38	23.96	0.11	−0.68
Case 44	23.86	25.00	50% capacity	75% capacity	24.01	0.019	−2.13
Case 45	24.99	24.16	25.86	75% capacity	50% capacity	0.09	+0.01
Case 46	24.73	23.92	25.48	50% capacity	75% capacity	0.089	−0.87
Case 47	50% capacity	28.33	26.19	28.03	75% capacity	4.96	+7.55