SOM Neural Network Fault Diagnosis Method of Polymerization Kettle Equipment Optimized by Improved PSO Algorithm

Table 2

Historical data of polymeric kettle.

Sample	Historical datum of polymerizer						Diagnosis type
	𝑎	𝑏	𝑐	𝑑	𝑒	𝑓
1	56.71	128	1.90	54.96	0.98	58.84	2
2	56.67	160	0.82	55.16	0.98	60.75	4
3	113	128	0.86	54.51	0.97	58.75	1
4	56.67	136	0.80	54	2.6	58.75	3
5	56.75	192	0.82	55.13	0.99	59.36	1
6	56.77	137	0.82	79	1	59.52	2
⋮	⋮	⋮	⋮	⋮	⋮	⋮	⋮
380	56.48	146	0.83	55.49	1	109	3