Function
- Specify pretension loads for Truss elements or tension-only elements (hook & cable). Or, modify or delete previously specified loads.
- This load cannot be used for performing analysis with materials having nonlinear properties.
Call
From the Main Menu select [Load] tab > [Type : Prestress] > [Prestress Loads] group > [Pretension Loads]
Input
Load Case Name
Assign the load case name. Click the ... Button to the right to enter, additional load cases and modify or delete existing load cases.
Load Group Name
Select the desire Load Group that will include the entered Pretension Loads data. Select "Default", if a Group assignment is unnecessary. Click the ... Button to the right to add, modify or delete Load Groups.
Options
Add : To enter new or additional pretension loads
Replace : To replace previously entered pretension loads
Delete : To delete previously entered pretension loads
Pretension Load
Enter positive (tension) or negative (compression) pretension load.
Note
If Pretension Loads are unspecified in Cable Elements, Gen NX calculates the initial stresses using the weight density and the cable geometry.