Fault Detection and Health Assessment of Equipment Based on Fuzzy DPCA Spatial Eigenvalue Similarity

Table 1

Fault detection rates (%).

Fault	PCA-SPE	DPCA-SPE	Diss	DPCA-Diss	SFDPCA
1	99.75	98.88	34.25	96.13	98.64
2	91.88	91.75	8.88	93.63	100
3	—	—	—	—	99.3
4	99.88	4.25	9.75	21.63	98.64
5	64.25	100.0	14.13	99.38	99.86
6	100.00	100.0	96.38	99.88	100
7	34.25	20.00	30.25	48.75	70.6
8	79.38	65.25	70.25	96.75	99.86
9	—	—	—	—	99.8
10	56.50	90.13	30.88	96.63	99.86
11	67.38	7.75	76.75	91.00	99.59
12	87.00	97.75	98.88	99.75	99.05
13	94.50	93.13	65.75	93.50	100
14	89.13	7.75	62.00	94.38	97.29
15	3.25	2.50	2.50	77.50	100
16	56.63	89.63	54.25	98.38	99.86
17	94.88	71.88	88.50	96.63	90.65
18	90.38	89.50	87.00	89.00	100
19	51.88	46.25	73.13	97.13	100
20	60.13	87.38	71.00	90.00	99.05