Nonlinear Dynamics of an Electrorheological Sandwich Beam with Rotary Oscillation

Table 3

Parameters of ER sandwich beam.

Parameters of beam geometry	𝐿=300 mm, 𝑏=20 mm, ℎ1=ℎ3=0.5 mm, ℎ2=2 mm
Elastic layer properties (Al)	𝜌1=𝜌3=2700 kg/m^3, 𝐸1=𝐸3=70 Gpa
ER fluid properties [27]	𝜌2=1200 kg/m^3, 𝐺^∗=50000𝐸^2+(2600𝐸+1700)i