A Unified Spectro-Geometric-Ritz Method for Vibration Analysis of Open and Closed Shells with Arbitrary Boundary Conditions

Table 22

First several frequency parameters for a closed spherical shell with various elastic restraints ().

BC
	0	1	2	3	4	5	6	7
C-E^1	1.18313	1.01569	0.95880	0.97538	1.03337	1.12647	1.25696	1.42669
C-E^2	0.98843	0.96798	0.93672	0.96724	1.03005	1.12504	1.25641	1.42658
C-E^3	0.98274	1.01433	0.97125	0.98774	1.04461	1.13571	1.26302	1.42817
E^1-E^1	0.95591	1.02259	0.96528	0.97748	1.03389	1.12657	1.25698	1.42669
E^2-E^2	0.98843	0.90082	0.86780	0.93593	1.02066	1.12285	1.25598	1.42651
E^3-E^3	0.97787	1.00847	0.97081	0.98792	1.04458	1.13558	1.26293	1.42814