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Response Dynamics > Excitation loads

Response Dynamics Function Toolkit

A Function Toolkit is available in the Response Dynamics group on the Ribbon bar to create excitations and convert functions. Other tools are available in the Functions and Graphing tools

With these tools you can create:

  • Excitation functions, such as pulse, random signal, and ramp functions

  • Displacement, velocity, and acceleration data conversion

  • Time, frequency, SRS, and PSD data conversion

  • Interpolation

  • Envelope line

  • Function combination

  • Simcenter Nastran Punch file conversion for nodal results

You can use these commands to manipulate your excitation and response functions in Response Dynamics. Descriptions of each option are available in the various dialog boxes.

Where do I find it?

Choose Response Dynamics tab → Function Toolkit.

How do I

Convert SRS/PSD/Time functions

Import test data into Response Dynamics

Create nodal and enforced motion excitations

Create distributed load excitations

Create static excitations

Create a drop impact or constant velocity impact simulation

Calculate random RMS functions from PSD input

Using Fast RMS Fitted PSD functions

Create rotating force excitations

Correlate two PSD excitations

Create DDAM excitations

Learn more

Excitation loads

Using pulse functions for shock analysis

Velocity Impact excitations

Rotating forces and unbalanced masses

PSD correlation

Look up more details

Function requirements by excitation type

Function parameters by event type

Quick links

Command reference

Pre/Post video examples

Bulk Entry Descriptions

Simcenter 3D tutorials

Browse Simcenter 3D help by product area

Response Dynamics Function Toolkit, Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid1755918_v1 · retrieved 2026-07-17