A relative displacement is a spring type 8 without mass and stiffness to measure the relative displacement between two nodes.
| 1. | From the Menu Bar, select Data History > Relative Displacement > Create. |
or
If the Data History panel is open, select Relative Displacement > Create from the pull-down menu.
| 2. | Enter a name in the Relative displacements for time history field and validate with Ok. |
| 3. | Click and pick two nodes in the graphic window. When finished, answer the question in the Dialog menu bar with Yes or Cancel. |
| 4. | In the Relative displacement list, click the desired relative displacement. |
A name can be imposed for each relative displacement. In Block Format, this name will be saved and TH++ will use this specific name.
| 5. | In the Displacement name field, enter the new name and click Ok. |
| 6. | Click Save to save the relative displacement; or |
Click Cancel to cancel the relative displacement creation.
| 7. | Click Close to close the menu. |