Application of Energy Finite Element Method in Active Vibration Control of Piezoelectric Intelligent Beam

Table 1

Parameters of piezoelectric cantilever beam.

	Length	Section area A	Moment of inertia I	Elasticity modulus E	Density 𝜌
Beam	𝐿𝑏=0.5	𝐴𝑏=4𝑒−5	𝐼𝑏=1.33𝑒−11	𝐸𝑏=2.06𝑒11	𝜌𝑏=7.8𝑒3
PZ (Case 1)	𝐿𝑎=0.1	𝐴𝑎=2𝑒−5	𝐼𝑎=1.67𝑒−12	𝐸𝑎=0.7𝑒11	𝜌𝑎=7.75𝑒3
PZ (Case 2)	𝐿𝑎=0.05	𝐴𝑎=1𝑒−5	𝐼𝑎=2.08𝑒−13	𝐸𝑎=0.7𝑒11	𝜌𝑎=7.75𝑒3