Blue Rhino 153300 Manuale Utente

16. Tutorial 11 - Importing a Model from Rhinoceros 4.0 Rhinoceros 4.0 (Rhino) is a NURBS based solid modelling package for Windows that can cr

The ExtrudeCrv  Straight command will extend the curve you select perpendicular to the face it encloses. Entering a negative value will extrude the s

Ventilation Shaft With the elbow ready, let‟s construct the 25 metre cylindrical ventilation shaft. Instead of using the ExtrudeCrv command, we‟ll

Cap To create a mesh acceptable for use in Examine3D, it is important that our structure have no open faces. The Cap command can be used to close a

Your structure should appear as follows. Let‟s check the quality of the mesh using the CheckMesh command. Enter CheckMesh in the command window a

The dialog shows that our mesh is good. Close the dialog when you are ready. For explanations of the mesh errors and repair options, refer to the Ch

Save this new export scheme by selecting “SaveAs.” Enter “Examine3D” as the scheme name. Select OK and close the “Edit Scheme” dialog. Select “Ex

Import Structure into Examine3D The model is now ready for import into Examine3D! Start up Examine3D by selecting the Examine3D icon in the Start 

We‟re not done just yet however; the mesh must pass the mesh quality check in Examine3D to be valid for analysis. Select Toolbox  Object Check.

Project Settings The default settings in Rhino are not suitable for generating quality meshes for Examine3D. Change the project settings by selecting

Join Although it looks like we‟ve built a solid tunnel cross section, the arc and polyline are not connected. The Join command must be used to “glu

We now have a copy of our original tunnel shape rotated 90 degrees. Let‟s move it to define the midpoint of the tunnel‟s curve. Select: Transform  M

Mirror Instead of defining the other half of the tunnel using copy, paste, and rotate, let‟s use the mirror command to quickly reflect our cross s

Enter the following in the command window. Point to move from (Vertical=No): 14,0,0 Point to move to <default>: 14,0,8 With the framework of

dialog. Note that our five cross sections now have a surface around them! The Loft Options dialog allows you to customize the style and detail of th

Completing the Spiral Tunnel Let‟s create the upper half of our tunnel by mirroring our current structure twice. Select the tunnel. Select: Transf

Creating the Ventilation Shaft and Rectangular Elbow With the spiral tunnel complete, it‟s time to build our ventilation shaft. The shaft will be a