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Command reference help topics

Nodal Force Location dialog box

Name
Name A descriptive name for this excitation location.
Description A longer description for the excitation location.
Destination Folder
Load Container Specifies the folder in the Simulation Navigator in which the boundary condition will be stored. The list includes the root container and existing folders that you created using the New Folder command. Examples of a root container include Load Container, Constraint Container, and Simulation Object Container.
Folder Manager Displays a hierarchical listing of existing folders. To create a new folder, right-click any level of the hierarchy and choose New Folder.
Model Objects
Group Reference Lets you apply the constraint to a group.For more information, see Group Reference options.
Select Object Lets you select the nodes to specify as the location of a nodal force excitation. If you cannot select nodes, open the Node and Element Display dialog box and set Node Marker to Dot or Asterisk.When you solve the solution, for each node in the location, the solver generates an attachment mode for each DOF set to Nodal Force. If you use the Mode Acceleration data recovery method, you can apply a nodal force excitation only to DOFs you predefine here as Nodal Force.Note: To apply a distributed-load excitation, you must define a dynamic load in the Dynamics subcase.
Degrees of Freedom
DOF1, DOF2, DOF3****DOF4, DOF5, DOF6 Lets you select the direction(s) for this excitation's degrees of freedom. When you solve the solution, the solver generates an attachment mode for each DOF you set to Nodal Force. You will define the actual excitation in the Response Dynamics solution process. The DOFs you set to Nodal Force correspond to the possible directions in which you will be able to apply the actual excitation. For example, to set up the unit force location to accept an excitation in the Y direction, set DOF2 to Nodal Force.
All None All Nodal Force Sets all DOFs to None or all to Nodal Force.
How do I

Specify excitation locations

Create nodal and enforced motion excitations

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Enforced motion and nodal force locations

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Nodal Force Location dialog box, Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/id630811 · retrieved 2026-07-17