The Absolute Deviation Rank Diagnostic Approach to Gear Tooth Composite Fault

Table 3

The absolute deviation of different fault types vibration frequency amplitude.

Number	Fault type	Different fault of absolute deviation in mesh frequency and multiple frequency (100%)
		1	Normal model	0	0	0	0	0
2	1/5 broken teeth	0.51	2.71	0.73	3.09	4.42
3	2/5 broken teeth	0.56	1.81	0.63	1.92	2.19
4	3/5 broken teeth	0.69	1.67	0.63	4.85	4.22
5	4/5 broken teeth	0.77	1.91	2.03	7.35	3.64
6	Total broken teeth	0.04	3.38	+	4.68	1.43
7	Point erosion 1	5.41	4.76	4.81	6.35	11.76
8	Point erosion 2	2.92	11.78	1.34	19.33	6.38
9	Point erosion 3	3.35	13.62	0.15	15.71	2.28
10	Point erosion 4	3.26	14.62	0.17	13.87	4.43
11	Compound fault 1	1.12	3.82	0.73	0.67	1.15
12	Compound fault 2	4.42	4.73	9.35	17.99	6.14
13	Compound fault 3	5.92	13.66	4.00	12.20	0.87
14	Compound fault 4	5.53	0.79	8.06	12.28	13.51