Nomenclature

Opt-3

Opt-3-d

Stacking angle

[0˚/−30˚/60˚/−60˚/60˚/−45˚/−60˚/90˚

/0˚/0˚/0˚/0˚/−30˚/90˚/−60˚/60˚]

[0˚/60˚/−30˚/90˚60˚/−45˚/45˚/−60˚

/0˚/0˚/0˚/0˚/60˚/45˚/90˚/−60˚]

Objective function

1.3794

1.3597

Deformation

4.0 mm

3.6 mm

Damping thickness

0.127 mm

0.874 mm

Natural Frequency

655.8

792.4