Eigenmodes of a Viscoelastic Structural Damper

Application ID: 75931


In this example, the eigenmodes of a structural damper are computed.

In the damper, most of the deformation is controlled by the viscoelastic domains, which have strongly frequency-dependent stiffness and damping properties. This leads to a nonlinear eigenfrequency problem, which can be solved by either using a nonlinear eigenvalue solver or by approximating the material data using a partial fraction fitting algorithm.

この model の例は, 通常次の製品を使用して構築されるこのタイプのアプリケーションを示しています.