Numerical and Experimental Studies of a Light-Weight Auxetic Cellular Vibration Isolation Base

Table 4

Comparison of results between the experiment and modified FE models (Hz).

	Two-node vertical natural frequencies of the auxetic cellular base			Two-node vertical natural frequencies of the steel grillage
	Experiment	Modified FE models	Errors	Experiment	Modified FE models	Errors
Control base	66.25	66.77	−0.8%	143.75	142.70	0.7%
Verification base	90.63	88.40	2.5%	170	172.47	−1.4%