Free Vibration Analysis for Shells of Revolution Using an Exact Dynamic Stiffness Method

Table 2

The lowest twenty natural frequencies (rad/s) of axisymmetric vibration.

Order	Present	Leissa [5]	Order	Present	Leissa [5]
1	0.000167	0.00	11	2413.20	2413.20
2	411.07	411.12	12	2465.41	2465.41
3	660.67	660.67	13	2466.44	2466.70
4	822.15	822.23	14	2490.30	2490.30
5	1233.22	1233.35	15	2505.37	2505.37
6	1304.62	1304.62	16	2516.54	2516.54
7	1644.29	1644.47	17	2526.38	2526.39
8	1885.65	1885.66	18	2536.29	2536.29
9	2055.37	2055.58	19	2547.15	2547.16
10	2268.60	2268.60	20	2559.65	2559.67