LS-DYNA Input Interface KeywordThis keyword should always be the first card of the input file. Optionally used with *CONTROL_UNIT card to specify model units.
Optimization Keyword This manual contains the description of the keywords for the Radioss optimization. This manual is compatible with the version 2018 of Radioss.
*DAMPING_GLOBAL LS-DYNA Input Interface KeywordUsed to define the Rayleigh mass and stiffness damping coefficients for the entire model.
*DAMPING_PART_STIFFNESS LS-DYNA Input Interface KeywordDefines Rayleigh stiffness damping applied to a part or set of parts applied in the global coordinate system.