Version: 6.5.0
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Removing nodes and elements


In MESH you can remove nodes and all types of cells of your mesh.


Removing nodes

To remove a node:

  1. Select your mesh in the Object Browser or in the 3D viewer.

  2. From the Modification menu choose Remove and from the associated submenu select the Nodes, or just click "Remove nodes" button in the toolbar.

    remove_nodes_icon.png
    "Remove nodes" button

    The following dialog box will appear:

    removenodes.png

    In this dialog box you can specify one or several nodes:

    • choose mesh nodes with the mouse in the 3D Viewer. It is possible to select a whole area with a mouse frame; or
    • input the node IDs directly in ID Elements field. The selected nodes will be highlighted in the viewer; or
    • apply Filters. Set filter button allows to apply a filter to the selection of nodes. See more about filters in the Selection filter library page.

Note
Be careful while removing nodes because if you remove a definite node of your mesh all adjacent elements will be also deleted.


Removing orphan nodes

There is a quick way to remove all orphan (free) nodes.

To remove orphan nodes:

  1. Select your mesh in the Object Browser or in the 3D viewer.

  2. From the Modification menu choose Remove and from the associated submenu select Orphan Nodes, or just click "Remove orphan nodes" button in the toolbar.

    remove_orphan_nodes_icon.png
    "Remove orphan nodes" button

    The following Warning message box will appear:

    removeorphannodes.png

    Confirm nodes removal by pressing "Yes" button.


Removing elements

To remove an element:

  1. Select your mesh in the Object Browser or in the 3D viewer.

  2. From the Modification menu choose Remove and from the associated submenu select the Elements, or just click "Remove elements" button in the toolbar.

    remove_elements_icon.png
    "Remove elements" button

    The following dialog box will appear:

    removeelements.png

    In this dialog box you can specify one or several elements

    • choose mesh elements with the mouse in the 3D Viewer. It is possible to select a whole area with a mouse frame; or
    • input the element IDs directly in ID Elements field. The selected elements will be highlighted in the viewer; or
    • apply Filters. Set filter button allows to apply a filter to the selection of elements. See more about filters in the Selection filter library page.

  3. Click Apply or Apply and Close to confirm deletion of the specified elements.
remove_nodes1.png
The initial mesh
remove_nodes2.png
The mesh with some elements removed


Clearing Mesh Data

To remove all nodes and all types of cells in your mesh at once:

  1. Select your mesh in the Object Browser or in the 3D viewer.

  2. From the Modification menu choose Remove and from the associated submenu select the Clear Mesh Data, or just click "Clear Mesh Data" button in the toolbar. You can also right-click on the mesh in the Object Browser and select Clear Mesh Data in the pop-up menu.
mesh_clear.png
"Clear Mesh Data" button


See Also a sample TUI Script of a Removing Nodes and Elements operation.

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