Shock and Vibration

Research Article

Vibration Analysis of Annular Sector Plates under Different Boundary Conditions

Table 5

Frequency parameters, ^1/2, for CSCS annular sector plates ().


	Source	Mode number
	Source	1	2	3	4	5	6

0.2	Present	70.255	144.22	168.24	243.43	282.20	304.07
	FEM	70.247	144.22	168.27	243.47	282.23	304.19
	Reference [13]	70.255	144.22	168.24	243.45	282.04	304.04
0.4	Present	84.594	169.65	199.19	296.82	304.11	366.32
	FEM	84.589	169.65	199.21	296.82	304.20	366.51
	Reference [13]	84.592	169.65	199.17	296.76	304.08	366.23
0.6	Present	154.74	211.64	321.79	404.70	467.22	481.99

0.2	Present	41.833	70.256	106.58	114.23	144.23	168.24
0.4	Present	66.678	86.611	119.45	169.43	177.64	199.21
0.4	FEM	66.678	84.593	119.45	169.66	177.68	199.22
0.6	Present	143.14	154.76	176.85	211.65	259.99	321.76

0.2	Present	38.332	53.392	80.167	101.64	114.23	121.67
0.4	Present	64.480	73.627	91.703	119.46	155.88	174.66
0.6	Present	141.59	147.78	159.19	176.87	201.54	234.20

0.2	Present	36.108	41.828	53.387	70.236	90.850	98.272
0.2	FEM	36.105	41.820	53.389	70.255	90.859	98.294
0.4	Present	62.989	66.672	73.625	84.585	99.938	119.46
0.4	FEM	63.004	66.678	73.633	84.597	99.907	119.46
0.6	Present	140.48	143.13	147.79	154.74	164.32	176.83
0.6	FEM	140.51	143.17	147.82	154.76	164.34	176.87

0.2	Present	35.684	39.622	47.703	60.066	75.868	94.024
0.2	FEM	35.684	39.629	47.699	60.063	75.821	94.041
0.4	Present	62.693	65.318	70.196	77.814	88.570	102.45
0.4	FEM	62.700	65.329	70.199	77.810	88.526	102.45
0.6	Present	140.25	142.27	145.54	150.61	157.21	165.96
0.6	FEM	140.29	142.22	145.56	150.49	157.22	165.94

0.2	Present	35.241	37.429	41.823	48.904	58.484	70.372
0.4	Present	62.367	63.876	66.619	70.902	76.824	84.539
0.6	Present	140.12	141.09	143.12	145.99	149.67	154.81

0.2	Present	35.036	36.539	39.462	44.137	50.791	59.178
0.4	Present	62.218	63.301	65.160	68.051	71.966	77.440
0.6	Present	139.89	140.63	142.11	144.11	146.83	149.99

0.2	Present	34.948	36.119	38.293	41.824	46.882	53.362
0.2	FEM	34.961	36.106	38.298	41.824	46.862	53.401
0.4	Present	62.148	63.172	64.429	66.683	69.767	73.579
0.4	FEM	62.156	63.004	64.481	66.682	69.699	73.641
0.6	Present	139.95	140.33	141.57	143.13	145.19	147.67
0.6	FEM	139.87	140.51	141.61	143.17	145.23	147.83