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3 Calculation<br />
3.2 Start Calculation<br />
To start the calculation, click the [Calculation] button that is available in all input tables of<br />
the add-on module <strong>TIMBER</strong> <strong>Pro</strong>.<br />
<strong>TIMBER</strong> <strong>Pro</strong> searches for the results of the load cases, load groups and load combinations<br />
that you want to design. If they cannot be found, the program starts the RSTAB calculation<br />
to determine the design relevant internal forces. In this determination process, the calculation<br />
parameters preset in RSTAB are applied.<br />
If cross-sections should be optimized (see chapter 7.2, page 56), the program determines<br />
the required cross-sections and performs the corresponding designs.<br />
It is also possible to start the calculation for <strong>TIMBER</strong> <strong>Pro</strong> results in the RSTAB user interface.<br />
The add-on modules are listed like load cases and load groups in the dialog box To Calculate.<br />
To open the dialog box in RSTAB,<br />
select To Calculate on the Calculate menu.<br />
Figure 3.6: Dialog box To Calculate<br />
If the <strong>TIMBER</strong> <strong>Pro</strong> design cases are missing in the Not Calculated list, tick the check box<br />
Show Additional Modules below the list.<br />
To transfer the selected <strong>TIMBER</strong> <strong>Pro</strong> cases to the list on the right, use the button []. Start<br />
the calculation by using the [Calculate] button.<br />
You can also use the list in the RSTAB toolbar to calculate a design case directly: Select the<br />
<strong>TIMBER</strong> <strong>Pro</strong> case and click the button [Results on/off].<br />
Figure 3.7: Direct calculation of a <strong>TIMBER</strong> <strong>Pro</strong> design case in RSTAB<br />
34<br />
<strong>Pro</strong>gram <strong>TIMBER</strong> <strong>Pro</strong> © 2011 Ing. <strong>Software</strong> <strong>Dlubal</strong>