Inserting a New Static Case

Inserting a new Static Case allows you to create objects sets for the new environmental specifications, and to implicitly require a static solution procedure for the computation of the system response to applied static loads under given restraints.

This capability is only available with the ELFINI Structural Analysis product. 

 

Static Analysis Case

This task shows you how to insert a new Static Case.

 

You can use the sample00.CATAnalysis document from the samples directory for this task.

 

1. Select Insert -> Static Case .

The Static Case dialog box is displayed. 

For each type of objects set (Restrains, Loads, Masses), you can  require that your new Static Case contains either an empty objects set or an objects set existing in a previously defined Analysis Case. 
The  New and Reference switches for Restrains, Loads and Masses objects sets allow you to choose between these two options:

New: the new objects set  is empty.
Reference: the new objects set is a copy of an objects set existing in a previously defined Analysis Case. 

2. Set the switch for each type of objects set and click OK
A new Static Case template (objects sets) appears in the Finite Element Model specification tree template displayed on the left.

The new Static Analysis Case representation consists of the following object sets:

Restraints
Loads
Solution
 

3. You can edit the static case, by double-clicking on the Static Case Solution.2 object in the specification tree. The following dialog box will appear:

Method 
auto: one of the three methods below is automatically computed
gauss: direct method, recommended for computing small/medium models
gradient: solving iterative method which is memory saving but not CPU time saving, recommended for computing huge models
gauss R6: fast Gauss method recommended for computing large size models 

Gradient parameters 
maximum iteration number
accuracy

 

  Products Available in Analysis Workbench

 

If you inactivate the Hide Existing Analysis Cases switch in the Static Case dialog box, the symbols of objects created in previous Analysis Cases will remain displayed. 

By default, the last created (inserted) Analysis Case is set as current, and the corresponding objects set is underlined in the analysis features tree.  

A right mouse click (key 3) on a Static Case objects set further allows the following action:
Set as Current: allows you to define the Static Analysis Case as being the currently active one. The Static Case is then underlined in the features tree and all subsequent actions refer to it.      
Once a New Analysis Case has been inserted, its Definition parameters cannot be changed. 

To modify the Analysis Case Definition parameters you can only replace it (delete followed by insert) in the analysis features tree. 

 

BE CAREFUL: If you do not have the ELFINI Structural Analysis product license, your Finite Element Model can simultaneously contain at most one Static Analysis Case and one Frequency Analysis Case.  

 

 

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