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

Table 18

Comparison of frequency parameters for a closed conical shell with different boundary conditions ().

BC	Method
		0	1	2	3	4	5	6	7
SD-SD	Ref. [16]	0.2234	0.5462	0.6309	0.5061	0.3941	0.3337	0.3235	0.3510
	Ref. [18]	0.2233	0.5463	0.6310	0.5062	0.3942	0.3340	0.3239	0.3514
	Ref. [27]	0.2230	0.5460	0.6308	0.5061	0.3941	0.3336	0.3232	0.3504
	Ref. [48]	0.2233	0.5461	0.6308	0.5062	0.3941	0.3337	0.3233	0.3505
	Present	0.2233	0.5461	0.6309	0.5062	0.3942	0.3339	0.3238	0.3515
SD-C	Ref. [16]	0.8691	0.8113	0.6610	0.5244	0.4316	0.3822	0.3732	0.3980
	Ref. [18]	0.8700	0.8118	0.6613	0.5246	0.4319	0.3826	0.3737	0.3987
	Ref. [27]	0.8693	0.8115	0.6611	0.5245	0.4317	0.3823	0.3731	0.3977
	Ref. [48]	0.8694	0.8115	0.6611	0.5246	0.4318	0.3824	0.3732	0.3978
	Present	0.8697	0.8117	0.6612	0.5246	0.4318	0.3822	0.3720	0.3948
C-C	Ref. [16]	0.8732	0.8120	0.6696	0.5428	0.4565	0.4088	0.3961	0.4141
	Ref. [18]	0.8732	0.8120	0.6696	0.5428	0.4566	0.4089	0.3963	0.4143
	Ref. [27]	0.8726	0.8117	0.6694	0.5426	0.4563	0.4085	0.3956	0.4133
	Ref. [48]	0.8726	0.8117	0.6694	0.5427	0.4564	0.4086	0.3958	0.4135
	Present	0.8729	0.8119	0.6695	0.5427	0.4565	0.4088	0.3960	0.4139