Difference between revisions of "FEM Mesh CalculiX"

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==== Tetrahedron element ====  
 
==== Tetrahedron element ====  
 
+
{| class="wikitable" style="color:green; background-color:#ffffcc;" cellpadding="5" cellspacing="0" border="1"
 +
|+ '''Tetrahedron element from FreeCAD to CalculiX -- node assignment'''
 +
|-
 +
| tetra4 FreeCAD nodes || tetra10 FreeCAD nodes
 +
|-
 +
| [[File:Tetra4--fc.png|250px]] || [[File:Tetra10--fc.png|250px]]
 +
|-
 +
|| tetra4 FreeCAD nodes element rotated || tetra10 FreeCAD nodes element rotated
 +
|-
 +
| [[File:Tetra4--fc_rotated.png|250px]] || [[File:Tetra10--fc_rotated.png|250px]]
 +
|-
 +
|| tetra4 (C3D4) CalculiX nodes || tetra10 (C3D10) CalculiX nodes
 +
|-
 +
| [[File:Tetra4--ccx.png|250px]] || [[File:Tetra10--ccx.png|250px]]
 +
|-
 +
||FreeCAD ||
 +
|-
 +
|| N1, N2, N3, N4 || N1, N2, N3, N4, N5, N6, N7, N8,  N9, N10
 +
|-
 +
||CalculiX ||
 +
|-
 +
|| 1, N3, N2, N4 || N1, N3, N2, N4, N7, N6, N5, N8, N10, N9
 +
|}
  
 
<p>  <br />  </p>
 
<p>  <br />  </p>

Revision as of 18:23, 6 December 2015

FEM Element Types

Segment element


Triangle element


Quadratic element


Tetrahedron element

Tetrahedron element from FreeCAD to CalculiX -- node assignment
tetra4 FreeCAD nodes tetra10 FreeCAD nodes
Tetra4--fc.png Tetra10--fc.png
tetra4 FreeCAD nodes element rotated tetra10 FreeCAD nodes element rotated
Tetra4--fc rotated.png Tetra10--fc rotated.png
tetra4 (C3D4) CalculiX nodes tetra10 (C3D10) CalculiX nodes
Tetra4--ccx.png Tetra10--ccx.png
FreeCAD
N1, N2, N3, N4 N1, N2, N3, N4, N5, N6, N7, N8, N9, N10
CalculiX
1, N3, N2, N4 N1, N3, N2, N4, N7, N6, N5, N8, N10, N9


Hexahedron element

Hexahedron element from FreeCAD to CalculiX -- node assignment
hex8 FreeCAD nodes hex20 FreeCAD nodes
Hexa8--fc.png Hexa20--fc.png
hex8 FreeCAD nodes element rotated hex20 FreeCAD nodes element rotated
Hexa8--fc rotated.png Hexa20--fc rotated.png
hex8 (C3D8) CalculiX nodes hex20 (C3D20) CalculiX nodes
Hexa8--ccx.png Hexa20--ccx.png
FreeCAD
N1, N2, N3, N4, N5, N6, N7, N8 N1, N2, N3, N4, N5, N6, N7, N8, N9, N10, N11, N12, N13, N14, N15, N16, N17, N18, N19, N20
CalculiX
N1, N4, N3, N2, N5, N8, N7, N6 N1, N4, N3, N2, N5, N8, N7, N6, N12, N11, N10, N9 , N16, N15, N14, N13, N17, N20, N19, N18


Pentahedron element

Pentahedron element from FreeCAD to CalculiX -- node assignment
penta6 FreeCAD nodes penta15 FreeCAD nodes
Penta6--fc.png Penta15--fc.png
penta6 FreeCAD nodes element rotated penta15 FreeCAD nodes element rotated
Penta6--fc rotated.png Penta15--fc rotated.png
penta6 (C3D6) CalculiX nodes penta15 (C3D15) CalculiX nodes
Penta6--ccx.png Penta15--ccx.png
FreeCAD
N1, N2, N3, N4, N5, N6 N1, N2, N3, N4, N5, N6, N7, N8, N9, N10, N11, N12, N13, N14, N15
CalculiX
N1, N3, N2, N4, N6, N5 N1, N3, N2, N4, N6, N5, N9, N8, N7, N12, N11, N10, N13, N15, N14