Analytical Modeling of Hard-Coating Cantilever Composite Plate considering the Material Nonlinearity of Hard Coating

Table 7

The comparison of resonant response/mm/s.

Item	Excitation level/g
	0.3	0.4	0.5	0.6	0.7
Experiment	46.684	63.366	72.571	90.105	98.518
Linear calculation	50.183	65.457	82.912	102.549	117.822
Difference	7.49%	3.3%	14.25%	13.81%	19.59%
Nonlinear calculation	47.574	61.171	76.319	92.928	105.570
Difference	1.90%	3.46%	5.16%	3.13%	7.15%