Wednesday, May 7, 2014

Visual Analysis Progress

After making the 3d model in Creo Parametric , we were able to save the model file as a DXF file which could be imported into Visual Analysis. Since the visual analysis programs provided were educational/student versions, we needed to download the 30 days free trial version that would be able to important DXF files. 

Importing the Creo DFX file into VA
After importing the DXF file into the Visual Analysis Free Trial program, nodes were selected to be either pinned, free, or fixed from the modifying tab. 
Core caisson of the tower
The circular motion symbol means that the nodes are fixed, meaning that it would be extremely difficult to move in terms of rotating and translating. All four of the caissons' nodes were fixed since they are the foundation of the tower which cannot move at all.

Concrete base with other caissons
The circle symbol means that the nodes are pinned, meaning that it can't translate but it has the ability to rotate. We made the concrete hexagonal base to be pinned on all nodes because it's not deep enough into the ground level and it could still rotate. 

The goal was to learn how to use the Visual Analysis program and to be able to import our Creo Parametric file into the program. With a little bit of guidance, we were finally able to do so. From there on after watching Visual analysis tutorials, we were able to fix the nodes to be pinned, free, and fixed. 
Now we can mess around with the program a little bit to make a better analysis model of the CN Tower. 

Ultimately, we're aiming for a result view of the tower's gravity loading and air resistance. 
(We're still working on that part)





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