Finite Element Analysis and Vibration Control of a Deep Composite Cylindrical Shell Using MFC Actuators

Table 3

Material properties of CFRP, MFC, PZT-5A.

Material Property	CFRP (BDC)	MFC	PZT-5A
Young’s modulus 𝐸11	34.29 GPa	30.25 GPa	48 GPa
Young’s modulus 𝐸22	34.29 GPa	15.99 GPa	48 GPa
Shear modulus 𝐺12	2.0 GPa	5.5 GPa	18.32 GPa
Poisson’s ratio ν 12	0.2	0.306	0.31
Poisson’s ratio ν 13	0.2	0.306	0.31
Density 𝜌	1333 Kg/m^3	5020 Kg/m^3	7500 Kg/m^3
Piezoelectric Stress constant (𝑒11)	—	13.954 C/m^2	—
Piezoelectric Stress constant (𝑒12)	—	−5.868 C/m^2	13.152 C/m^2
Dielectric constant	—	1.42 × 10^−8 F/m	3.01 × 10^−8 F/m

Geometric of CFRP cylindrical shell. Length (𝑏)=300 mm; width (𝑎)=200 mm; radius (𝑅)=200 mm; thickness (𝑡)=1.2 mm and 𝑅/𝑎=1.