Analysis and Research on Longitudinal Vibration Characteristics of Deep Sea Mining Pipe Based on Finite Element Method

Table 3

The first 20 order natural frequencies.

Order number	Natural frequency
1	2.313
2	5.057
3	7.795
4	11.83
5	15.82
6	19.74
7	24.35
8	26.05
9	28.11
10	31.59
11	33.48
12	35.58
13	36.68
14	38.69
15	39.56
16	40.78
17	42.19
18	45.81
19	47.55
20	50.94