Sound Radiation and Vibration of Composite Panels Excited by Turbulent Flow: Analytical Prediction and Analysis

Table 2

Physical properties of isotropic panels.

Variable	Description, units	Case  3	Case  4	Case  5	Case  6
𝑎	Length, m	0.348	1.0	0.348	1.0
𝑏	Width, m	0.3048	0.3	0.3048	0.3
𝜆	Aspect ratio (𝑎/𝑏)	1.14	3.33	1.14	3.33
ℎ𝑝	Thickness, mm	1	1	1.5	4
𝐸𝑝	Young modulus, Pa	7.24×10^10	7.24×10^10	7.24×10^10	7.24×10^10
𝜈𝑝	Poisson’s ratio	0.33	0.33	0.33	0.33
𝜌𝑝	Density, kg m^−3	2800	2800	2800	2800
𝑚	Total mass, kg	0.30	0.84	0.45	3.36