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com:fixrot [2013/06/03 12:57] phil created |
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Command to fix rotations of solid rotation and in-plane shell rotations. This command will attempt to fix rotations by using the equivalent of the D command to fix rotations that shouldn't be free. However, shells faces that are not parallel to a dimension of global coordinate system cannot be fixed in this way. Therefore, this command will also add a spring to each node on a shells face that has stiffness parallel to the normal of the shells face. The user can control the stiffness of this spring by the stiff parameter of the command. | Command to fix rotations of solid rotation and in-plane shell rotations. This command will attempt to fix rotations by using the equivalent of the D command to fix rotations that shouldn't be free. However, shells faces that are not parallel to a dimension of global coordinate system cannot be fixed in this way. Therefore, this command will also add a spring to each node on a shells face that has stiffness parallel to the normal of the shells face. The user can control the stiffness of this spring by the stiff parameter of the command. | ||
- | Stiff – Stiffness of springs added to shells to remove the singularities. (default stiffness 100) | + | * Stiff – Stiffness of springs added to shells to remove the singularities. (default stiffness 10) |