The Modeling Method for Vibration Characteristics Analysis of Composite-Laminated Rotationally Stiffened Plate

Table 1

Material parameters used in the numerical calculations in this section for laminated plates and laminated curved beams.

Material	ρ (kg/m^3)	Material property parameters
		(Pa)	(Pa)	(Pa)	(Pa)	(Pa)
Graphite fiber resin	1600	1.85 × 10^11	1.09 × 10^10	7.3 × 10^9	7.3 × 10^9	7.3 × 10^9	0.28
Glass epoxy resin	1810	3.9 × 10^10	8.4 × 10^9	4.2 × 10^10	4.2 × 10^10	4.2 × 10^10	0.26
Q235 steel	7800	2.16 × 10^11	2.16 × 10^11	8.31 × 10^10	8.31 × 10^10	8.31 × 10^10	0.3