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Modify Topology

 

Overview

IMG_C_ICON_DOT.gifModify the shape after element generation. There are 3 methods to choose from, depending on the element type and modification purpose.

 

Methodology

 

            

 

Flip 2 Triangles

Modify the shape of 2 2D triangle elements that share a side by selecting them consecutively. The nodes are kept. When modifying an element shape, the relationship with the geometry shape can be ignored, or the shape can be automatically renewed by setting the auto-apply option and selecting 2 elements.

 

Merge Element

Merge 2 connected triangles, or quadrilaterals, into 1 element by selecting them consecutively.

However, a B-Spline can form if the node connection between the adjacent elements is ignored.

 

Fix Connectivity of Reversed Solid

An incorrect element can be formed during mesh ‘import’ or when the normal direction is defined in the opposite direction accidentally. In this case, this function modifies the node connections of a solid element. Use the [Front-Back Color] in View mode (mesh) to view the element shape on the screen and to check for elements in the opposite normal direction, indicated by the different color.