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math:modal damping ratio

Version: 0.0.0

Description

Computes damping ratio for each mode shape as X_i = const + ratio_i + m_coefficient / (2*omega_i) + k_coefficient * omega_i/2.

Inputs

InputNameExpected type(s)Description
Pin 0
Required
natural_freqvector<double>input vector expects natural frequencies.
Pin 1const_ratiodoubleconstant modal damping ratio
Pin 2ratio_by_modesvector<double>modal damping ratio for each mode shape
Pin 3
Required
m_coefficientdoubleglobal mass matrix multiplier
Pin 4
Required
k_coefficientdoubleglobal stiffness matrix multiplier

Outputs

OutputNameExpected type(s)Description
Pin 0fieldfieldfield of modal damping ratio.

Configurations

NameExpected type(s)Default valueDescription
mutexboolfalseIf this option is set to true, the shared memory is prevented from being simultaneously accessed by multiple threads.

Scripting

Category: math

Plugin: core

Scripting name: modal_damping_ratio

Full name: math.modal_damping_ratio

Internal name: modal_damping_ratio

License: any_dpf_supported_increments

Changelog

  • Version 0.0.0: Initial release.