To add a time history ground motion
To add a ground motion load to the structure supports, use the following procedure.
You must have created a time history load
definition using acceleration data and a time history load case.
- On the View ribbon tab, set the active Load to a time history load case in the Active Load group.
-
On the Model ribbon tab, select the Time
History Ground Motion tool in the Loads
group.
The Add Time History Ground Motion dialog opens. - Select a time history load cases from the Load drop-down list.
- Select an acceleration time history definition from the Definition drop-down list.
- Type a Start time with respect to the time history definition the ground motion begins.
- Type an acceleration amplification. Factor to use for the load.
- Select the global Direction in which the load is applied.
- Click OK.