https://wiki.freecad.org/index.php?title=FEM_MeshRegion&feed=atom&action=history
FEM MeshRegion - Revision history
2024-03-28T10:15:30Z
Revision history for this page on the wiki
MediaWiki 1.40.1
https://wiki.freecad.org/index.php?title=FEM_MeshRegion&diff=1385858&oldid=prev
NewJoker at 15:10, 24 March 2024
2024-03-24T15:10:28Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 15:10, 24 March 2024</td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:13--></div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># To enable the function a [[Image:FEM_MeshGmshFromShape.svg|32px]] [[FEM_MeshGmshFromShape|FEM mesh from shape by Gmsh]] must be first provided. Select the Mesh object in the Model Tree and either press the {{Button|[[Image:FEM_MeshRegion.svg|32px]] [[FEM_MeshRegion|FEM mesh refinement]]}} button or use the {{MenuCommand|Mesh → [[Image:FEM_MeshRegion.svg|32px]] FEM mesh refinement}} menu option.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># To enable the function a [[Image:FEM_MeshGmshFromShape.svg|32px]] [[FEM_MeshGmshFromShape|FEM mesh from shape by Gmsh]] must be first provided. Select the Mesh object in the Model Tree and either press the {{Button|[[Image:FEM_MeshRegion.svg|32px]] [[FEM_MeshRegion|FEM mesh refinement]]}} button or use the {{MenuCommand|Mesh → [[Image:FEM_MeshRegion.svg|32px]] FEM mesh refinement}} menu option.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div># Press the {{Button|Add}} button and select one or more of either ''faces'', ''edges'' or ''vertices'' in the [[3D_view|3D view]] to apply the mesh refinement to. The selected items will appear in the list of geometrical objects. The selection mode can be also set to ''Solid''.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div># Select a region (solid, face, edge or vertex) for mesh refinement.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># Enter the maximum element size for the region.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># Enter the maximum element size for the region.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># Click the {{Button|OK}} button.</div></td>
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NewJoker
https://wiki.freecad.org/index.php?title=FEM_MeshRegion&diff=1385853&oldid=prev
NewJoker: improved the description
2024-03-24T15:03:54Z
<p>improved the description</p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 15:03, 24 March 2024</td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:13--></div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div># To enable the function a mesh must be first provided [[Image:<del style="font-weight: bold; text-decoration: none;">FEM_MeshGmshFromShape</del>.svg|32px]] [[<del style="font-weight: bold; text-decoration: none;">FEM_MeshGmshFromShape</del>|FEM mesh <del style="font-weight: bold; text-decoration: none;">from</del> <del style="font-weight: bold; text-decoration: none;">shape</del> <del style="font-weight: bold; text-decoration: none;">by</del> <del style="font-weight: bold; text-decoration: none;">Gmsh</del>]].</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div># To enable the function a<ins style="font-weight: bold; text-decoration: none;"> [[Image:FEM_MeshGmshFromShape.svg|32px]] [[FEM_MeshGmshFromShape|FEM</ins> mesh<ins style="font-weight: bold; text-decoration: none;"> from shape by Gmsh]]</ins> must be first provided<ins style="font-weight: bold; text-decoration: none;">.</ins> <ins style="font-weight: bold; text-decoration: none;">Select the Mesh object in the Model Tree and either press the {{Button|</ins>[[Image:<ins style="font-weight: bold; text-decoration: none;">FEM_MeshRegion</ins>.svg|32px]] [[<ins style="font-weight: bold; text-decoration: none;">FEM_MeshRegion</ins>|FEM mesh <ins style="font-weight: bold; text-decoration: none;">refinement]]}}</ins> <ins style="font-weight: bold; text-decoration: none;">button</ins> <ins style="font-weight: bold; text-decoration: none;">or</ins> <ins style="font-weight: bold; text-decoration: none;">use the {{MenuCommand|Mesh → [[Image:FEM_MeshRegion.svg|32px</ins>]]<ins style="font-weight: bold; text-decoration: none;"> FEM mesh refinement}} menu option</ins>.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#<del style="font-weight: bold; text-decoration: none;">*</del> Select <del style="font-weight: bold; text-decoration: none;">the</del> <del style="font-weight: bold; text-decoration: none;">Mesh</del> <del style="font-weight: bold; text-decoration: none;">object</del> <del style="font-weight: bold; text-decoration: none;">in</del> <del style="font-weight: bold; text-decoration: none;">the</del> <del style="font-weight: bold; text-decoration: none;">Model</del> <del style="font-weight: bold; text-decoration: none;">Tree</del> <del style="font-weight: bold; text-decoration: none;">and press the {{Button|[[Image:FEM_MeshRegion.svg|32px]] [[FEM_MeshRegion|FEM</del> mesh refinement<del style="font-weight: bold; text-decoration: none;">]]}} button</del>.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div># Select <ins style="font-weight: bold; text-decoration: none;">a</ins> <ins style="font-weight: bold; text-decoration: none;">region</ins> <ins style="font-weight: bold; text-decoration: none;">(solid,</ins> <ins style="font-weight: bold; text-decoration: none;">face,</ins> <ins style="font-weight: bold; text-decoration: none;">edge</ins> <ins style="font-weight: bold; text-decoration: none;">or</ins> <ins style="font-weight: bold; text-decoration: none;">vertex)</ins> <ins style="font-weight: bold; text-decoration: none;">for</ins> mesh refinement.</div></td>
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<td class="diff-marker"><a class="mw-diff-movedpara-right" title="Paragraph was moved. Click to jump to old location." href="#movedpara_4_0_lhs">⚫</a></td>
<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><a name="movedpara_2_0_rhs"></a># <ins style="font-weight: bold; text-decoration: none;">Enter</ins> the maximum element size for the region.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#* Select the Mesh object in the Model Tree and select the {{MenuCommand|Mesh → [[Image:FEM_MeshRegion.svg|32px]] FEM mesh refinement}} option from the menu.</div></td>
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<td class="diff-marker"><a class="mw-diff-movedpara-left" title="Paragraph was moved. Click to jump to new location." href="#movedpara_2_0_rhs">⚫</a></td>
<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><a name="movedpara_4_0_lhs"></a># <del style="font-weight: bold; text-decoration: none;">Edit</del> the maximum element size for the region.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># Click the {{Button|OK}} button.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># Click the {{Button|OK}} button.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># Close the task.</div></td>
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NewJoker
https://wiki.freecad.org/index.php?title=FEM_MeshRegion&diff=1338570&oldid=prev
NewJoker: renaming
2023-12-08T12:14:06Z
<p>renaming</p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 12:14, 8 December 2023</td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>|MenuLocation=Mesh → FEM mesh <del style="font-weight: bold; text-decoration: none;">region</del></div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>|MenuLocation=Mesh → FEM mesh <ins style="font-weight: bold; text-decoration: none;">refinement</ins></div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:11--></div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">FEM MeshRegion enables</del> the user to set a localized set of meshing parameters by selecting a set of elements (vertex, edge, face) and applying the parameters to it. It is especially useful for refining meshes in areas of interest or areas where the solver will generate a stronger gradient of a variable. For example, it can be used to refine the mesh around stress-risers (sharp edges, holes, notches, ...) in mechanical analysis, or at areas of contraction in a fluid flow.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Enables</ins> the user to set a localized set of meshing parameters by selecting a set of elements (vertex, edge, face) and applying the parameters to it. It is especially useful for refining meshes in areas of interest or areas where the solver will generate a stronger gradient of a variable. For example, it can be used to refine the mesh around stress-risers (sharp edges, holes, notches, ...) in mechanical analysis, or at areas of contraction in a fluid flow.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># To enable the function a mesh must be first provided [[Image:FEM_MeshGmshFromShape.svg|32px]] [[FEM_MeshGmshFromShape|FEM mesh from shape by Gmsh]].</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># To enable the function a mesh must be first provided [[Image:FEM_MeshGmshFromShape.svg|32px]] [[FEM_MeshGmshFromShape|FEM mesh from shape by Gmsh]].</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#* Select the Mesh object in the Model Tree and press the {{Button|[[Image:FEM_MeshRegion.svg|32px]] [[FEM_MeshRegion|FEM mesh <del style="font-weight: bold; text-decoration: none;">region</del>]]}} button.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#* Select the Mesh object in the Model Tree and press the {{Button|[[Image:FEM_MeshRegion.svg|32px]] [[FEM_MeshRegion|FEM mesh <ins style="font-weight: bold; text-decoration: none;">refinement</ins>]]}} button.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#* Select the Mesh object in the Model Tree and select the {{MenuCommand|Mesh → [[Image:FEM_MeshRegion.svg|32px]] FEM mesh <del style="font-weight: bold; text-decoration: none;">region</del>}} option from the menu.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#* Select the Mesh object in the Model Tree and select the {{MenuCommand|Mesh → [[Image:FEM_MeshRegion.svg|32px]] FEM mesh <ins style="font-weight: bold; text-decoration: none;">refinement</ins>}} option from the menu.</div></td>
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NewJoker
https://wiki.freecad.org/index.php?title=FEM_MeshRegion&diff=1331105&oldid=prev
Roy 043 at 13:04, 24 November 2023
2023-11-24T13:04:15Z
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:21--></div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* "Mesh Regions for a Better Analysis" - Video Tutorial by Joko Engineering ([https://www.youtube.com/watch?v=X5RVe2SDPvw link])</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* "Mesh Regions for a Better Analysis" - Video Tutorial by Joko Engineering ([https://www.youtube.com/watch?v=X5RVe2SDPvw link])</div></td>
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Roy 043
https://wiki.freecad.org/index.php?title=FEM_MeshRegion&diff=1327505&oldid=prev
NewJoker at 11:44, 20 November 2023
2023-11-20T11:44:30Z
<p></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:11--></div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:11--></div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>FEM MeshRegion enables the user to set a localized set of meshing parameters by selecting a set of elements (<del style="font-weight: bold; text-decoration: none;">Vertex</del>, <del style="font-weight: bold; text-decoration: none;">Edge</del>, <del style="font-weight: bold; text-decoration: none;">Face</del>) and applying the parameters to it. It is especially useful for refining meshes in areas of interest or areas where the solver will generate a stronger gradient of a variable. For example, it can be used to refine the mesh around stress-risers (sharp edges, holes, notches, ...) in mechanical analysis, or at areas of contraction in a fluid flow.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>FEM MeshRegion enables the user to set a localized set of meshing parameters by selecting a set of elements (<ins style="font-weight: bold; text-decoration: none;">vertex</ins>, <ins style="font-weight: bold; text-decoration: none;">edge</ins>, <ins style="font-weight: bold; text-decoration: none;">face</ins>) and applying the parameters to it. It is especially useful for refining meshes in areas of interest or areas where the solver will generate a stronger gradient of a variable. For example, it can be used to refine the mesh around stress-risers (sharp edges, holes, notches, ...) in mechanical analysis, or at areas of contraction in a fluid flow.</div></td>
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NewJoker
https://wiki.freecad.org/index.php?title=FEM_MeshRegion&diff=1327502&oldid=prev
NewJoker at 11:44, 20 November 2023
2023-11-20T11:44:19Z
<p></p>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:2--></div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:2--></div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The order in which the regions are shown in [[Tree view|Tree view]] <del style="font-weight: bold; text-decoration: none;">could</del> change the mesh result. See this [https://forum.freecadweb.org/viewtopic.php?f=18&t=41955 forum thread].</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The order in which the regions are shown in [[Tree view|Tree view]] <ins style="font-weight: bold; text-decoration: none;">can</ins> change the mesh result. See this [https://forum.freecadweb.org/viewtopic.php?f=18&t=41955 forum thread].</div></td>
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NewJoker
https://wiki.freecad.org/index.php?title=FEM_MeshRegion&diff=1327499&oldid=prev
NewJoker at 11:43, 20 November 2023
2023-11-20T11:43:29Z
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:FEMMeshRegion_Example2.png|300px]]</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>{{Caption|Example 2: After applying a Mesh refinement using two FEM Mesh Region, the large hole is refined to a maximum element size of 3 mm, the smaller hole is refined to 1 mm}}</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>{{Caption|Example 2: After applying a Mesh refinement using two FEM Mesh Region<ins style="font-weight: bold; text-decoration: none;"> objects</ins>, the large hole is refined to a maximum element size of 3 mm, the smaller hole is refined to 1 mm}}</div></td>
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NewJoker
https://wiki.freecad.org/index.php?title=FEM_MeshRegion&diff=1322692&oldid=prev
NewJoker at 23:47, 13 November 2023
2023-11-13T23:47:12Z
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:14--></div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>After the mesh has been created, you can change its properties using the [[Property_editor|property editor]]. After you change a property, you must reopen the Gmsh dialog again and click the {{Button|Apply}} button<del style="font-weight: bold; text-decoration: none;">.</del> (<del style="font-weight: bold; text-decoration: none;">You</del> can leave the dialog open while changing properties<del style="font-weight: bold; text-decoration: none;">.</del>)</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>After the mesh has been created, you can change its properties using the [[Property_editor|property editor]]. After you change a property, you must reopen the Gmsh dialog again and click the {{Button|Apply}} button (<ins style="font-weight: bold; text-decoration: none;">you</ins> can leave the dialog open while changing properties)<ins style="font-weight: bold; text-decoration: none;">.</ins></div></td>
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NewJoker
https://wiki.freecad.org/index.php?title=FEM_MeshRegion&diff=1322686&oldid=prev
NewJoker at 23:45, 13 November 2023
2023-11-13T23:45:49Z
<p></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 23:45, 13 November 2023</td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#* Select the Mesh object in the Model Tree and press the {{Button|[[Image:FEM_MeshRegion.svg|32px]] [[FEM_MeshRegion|FEM mesh region]]}} button.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#* Select the Mesh object in the Model Tree and press the {{Button|[[Image:FEM_MeshRegion.svg|32px]] [[FEM_MeshRegion|FEM mesh region]]}} button.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#* Select the Mesh object in the Model Tree and select the {{MenuCommand|Mesh → [[Image:FEM_MeshRegion.svg|32px]] FEM mesh region}} option from the menu.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#* Select the Mesh object in the Model Tree and select the {{MenuCommand|Mesh → [[Image:FEM_MeshRegion.svg|32px]] FEM mesh region}} option from the menu.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div># Edit the <del style="font-weight: bold; text-decoration: none;">maximal</del> element size for the region.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div># Edit the <ins style="font-weight: bold; text-decoration: none;">maximum</ins> element size for the region.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># Click the {{Button|OK}} button.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># Click the {{Button|OK}} button.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># Close the task.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># Close the task.</div></td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:14--></div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>After the mesh has been <del style="font-weight: bold; text-decoration: none;">crated</del> you can change its properties using the [[Property_editor|property editor]]. After you <del style="font-weight: bold; text-decoration: none;">changed</del> a property, you must reopen the Gmsh dialog again and click the {{Button|Apply}} button. (You can leave the dialog open while changing properties.)</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>After the mesh has been <ins style="font-weight: bold; text-decoration: none;">created,</ins> you can change its properties using the [[Property_editor|property editor]]. After you <ins style="font-weight: bold; text-decoration: none;">change</ins> a property, you must reopen the Gmsh dialog again and click the {{Button|Apply}} button. (You can leave the dialog open while changing properties.)</div></td>
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NewJoker
https://wiki.freecad.org/index.php?title=FEM_MeshRegion&diff=1322685&oldid=prev
NewJoker at 23:45, 13 November 2023
2023-11-13T23:45:11Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 23:45, 13 November 2023</td>
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<td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><!--T:11--></div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>FEM MeshRegion enables the user to set a localized set of meshing parameters by selecting a set of elements (Vertex, Edge, Face) and applying the parameters to it. It is especially useful for refining meshes in areas of interest or areas where the solver will generate stronger gradient of a variable. For example, it can be used to refine the mesh around stress-risers (sharp edges, <del style="font-weight: bold; text-decoration: none;">circles</del>...) in mechanical analysis, or at areas of contraction in a fluid flow.</div></td>
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<td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>FEM MeshRegion enables the user to set a localized set of meshing parameters by selecting a set of elements (Vertex, Edge, Face) and applying the parameters to it. It is especially useful for refining meshes in areas of interest or areas where the solver will generate<ins style="font-weight: bold; text-decoration: none;"> a</ins> stronger gradient of a variable. For example, it can be used to refine the mesh around stress-risers (sharp edges, <ins style="font-weight: bold; text-decoration: none;">holes, notches, </ins>...) in mechanical analysis, or at areas of contraction in a fluid flow.</div></td>
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NewJoker