Optimized Polynomial Virtual Fields Method for Constitutive Parameters Identification of Orthotropic Bimaterials

Table 3

Identification results of constitutive parameters of orthotropic bimaterial using the optimized polynomial virtual fields.

	Reference (MPa)	Identification (MPa)		Relative error (%)	Weighted relative error (%)
	181937.10	181597.13	28.0642	−0.19	0.83
	30719.68	30350.43	10.6390	−1.20
	5907.20	4791.27	208.0530	−18.89
	5700	5701.02	5.3999	0.02
	178229.16	177353.94	23.4711	−0.49
	32976.51	32595.46	9.1601	−1.16
	8947.80	8275.81	101.8827	−7.51
	5700	5698.79	5.9903	−0.02