Overview of Damping methods in OptiStruct

Alberto Campagna
Altair Employee

This article discusses the different options available for introducing damping in frequency response and transient response analysis of OptiStruct solver.
Explanations are provided for:
- viscous damping
- structural damping
- modal damping
- rayleigh damping
Damping cards for FRF and Transient analysis are reviewed with both direct and modal solution approach.
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