Nonlinear Vibrations of 3D Laminated Composite Beams

Table 8

Comparison of the nondimensional amplitudes of the first harmonics (𝑊₁/ℎ) of the transverse displacement 𝑤₀, presented in the bifurcation diagrams, Figure 3(a).

𝜔/𝜔𝑙	Case  1	Case  2	Case  3
1.1	0.607	0.783	0.569
1.2	0.883	1.137	0.827
1.3	1.110	1.430	1.039
1.4	1.314	1.693	1.231
1.5	1.506	1.940	1.409
1.6	1.690	2.177	1.580
1.7	1.867	2.405	1.746
1.8	2.039	2.627	1.908
1.9	2.205	2.841	2.066
2	2.364	3.046	2.220