FEM Mesh CalculiX: Difference between revisions
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==== Quadratic element ==== |
==== Quadratic element ==== |
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TODO --> find normal direction of FreeCAD quad and update node table |
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{| class="wikitable" style="color:green; background-color:#ffffcc;" cellpadding="5" cellspacing="0" border="1" |
{| class="wikitable" style="color:green; background-color:#ffffcc;" cellpadding="5" cellspacing="0" border="1" |
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|+ '''Quadratic element from FreeCAD to CalculiX -- node assignment''' |
|+ '''Quadratic element from FreeCAD to CalculiX -- node assignment''' |
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| [[File:Quad4--fc.png|250px]] || [[File:Quad8--fc.png|250px]] |
| [[File:Quad4--fc.png|250px]] || [[File:Quad8--fc.png|250px]] |
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|| quad4 FreeCAD nodes element rotated || quad8 FreeCAD nodes element rotated |
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| [[File:Quad4--fc_rotated.png|250px]] || [[File:Quad8--fc_rotated.png|250px]] |
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|| quad4 (S4) CalculiX nodes || quad8 (S8) CalculiX nodes |
|| quad4 (S4) CalculiX nodes || quad8 (S8) CalculiX nodes |
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|| N1, |
|| N1, N2, N3, N4 || N1, N2, N3, N4, N5, N6, N7, N8 |
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||Code || |
||Code || |
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|| (0)( |
|| (0)(2)(3)(4) || (0)(1)(2)(3)(4)(5)(6)(7) |
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<p> <br /> </p> |
<p> <br /> </p> |
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Revision as of 18:16, 8 December 2015
FEM Element Types CalculiX
For detailed information about FreeCAD FEM Element Types checkt the FEM_Mesh and FEM_Element_Types Wiki pages.
Segment element
Triangle element
Quadratic element
Tetrahedron element
tetra4 FreeCAD nodes | tetra10 FreeCAD nodes |
tetra4 FreeCAD nodes element rotated | tetra10 FreeCAD nodes element rotated |
File:Tetra4--fc rotated.png | File:Tetra10--fc rotated.png |
tetra4 (C3D4) CalculiX nodes | tetra10 (C3D10) CalculiX nodes |
FreeCAD | |
N1, N2, N3, N4 | N1, N2, N3, N4, N5, N6, N7, N8, N9, N10 |
CalculiX | |
N1, N3, N2, N4 | N1, N3, N2, N4, N7, N6, N5, N8, N10, N9 |
Code | |
(0)(2)(1)(3) | (0)(2)(1)(3)(6)(5)(4)(7)(9)(8) |
Hexahedron element
hexa8 FreeCAD nodes | hexa20 FreeCAD nodes |
hexa8 FreeCAD nodes element rotated | hexa20 FreeCAD nodes element rotated |
File:Hexa8--fc rotated.png | File:Hexa20--fc rotated.png |
hexa8 (C3D8) CalculiX nodes | hexa20 (C3D20) CalculiX nodes |
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 |
Code | |
(0)(3)(2)(1)(4)(7)(6)(5) | (0)(3)(2)(1)(4)(7)(6)(5)(11)(10)(9)(8)(15)(14)(13)(12)(16)(19)(18)(17) |
Pentahedron element
penta6 FreeCAD nodes | penta15 FreeCAD nodes |
penta6 FreeCAD nodes element rotated | penta15 FreeCAD nodes element rotated |
File:Penta6--fc rotated.png | File:Penta15--fc rotated.png |
penta6 (C3D6) CalculiX nodes | penta15 (C3D15) CalculiX nodes |
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 |
Code | |
(0)(2)(1)(3)(5)(4) | (0)(2)(1)(3)(5)(4)(8)(7)(6)(11)(10)(9)(12)(14)(13) |