Dynamical Analysis of Long Fiber-Reinforced Laminated Plates with Elastically Restrained Edges

Table 4

Comparison of fundamental frequency coefficient 𝜔^∗_𝑖=𝜔_𝑖𝑎²𝜌/(𝐸₂ℎ²) for a four layered [45°/−45°/45°/−45°] plate with different aspect ratios 𝑎/𝑏. 𝐸₁/𝐸₂=40, 𝐺₁₂=0.6𝐸₂, 𝐺₁₃=𝐺₂₃=0.5𝐸₂, 𝜈₁₂=0.25.

𝑎/ℎ		𝑎/𝑏
		0.2	0.6	0.8	1	1.2	1.6	2
	Present	9.013	13.02	15.74	18.62	21.59	27.66	34.57
10	Alibeigloo et al. [31]	8.559	12.565	15.187	17.983	20.895	27.031	33.634
	Redy [32]	8.724	12.965	15.712	18.609	21.567	27.736	34.247
	Present	9.965	15.409	19.293	23.638	28.377	39.062	51.480
30	Alibeigloo et al. [31]	9.420	14.790	18.487	22.637	27.200	37.534	49.499
	Redy [32]	9.667	15.385	19.304	23.676	28.381	38.940	51.132
	Present	10.056	15.66	19.70	24.25	29.25	40.70	54.25
50	Alibeigloo et al. [31]	9.5016	15.0261	18.8586	23.195	28.003	39.05	52.686
	Redy [32]	9.816	15.689	19.759	24.343	29.321	40.653	53.989