Improving Delay-Margin of Noncollocated Vibration Control of Piezo-Actuated Flexible Beams via a Fractional-Order Controller

Table 2

Piezoelectric material’s dimensions and properties.

Dimensions/properties	Symbol	Value	Unit
Young’s modulus	𝐸𝑝	66.67	GPa
Density	𝜌𝑝	7800	kg/m^3
Length	𝑙𝑝	50	mm
Width	𝑏𝑝	15	mm
Thickness	𝑡𝑝	0.5	mm
Strain coefficient	𝑑33	374𝑒^−12	m/V
	𝑑31	−171𝑒^−12	m/V