La description des mailles ========================== Les conventions de description de la topologie des mailles dans *Aster* sont résumées ici. L'utilisation des mailles est donnée ici à titre indicatif, il faut se référer à la documentation propre à chaque commande. +-----------------------------------------------------------------------------------------------------------+ | | | Maille associée à **un nœud** (2D ou 3D) | | | +------------------------------------------+----------------------------------------------------------------+ | | | | **POI1** | | | | .. image:: images/100001C20000043D0000039E409B686EDC211486.svg | | | :width: 54 | | | :height: 46 | | | | | | | | | .. _RefImage_100001C20000043D0000039E409B686EDC211486.svg: | | | | | | | +------------------------------------------+----------------------------------------------------------------+ +----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+--+ | Maille associée à **un segment** (**2D** ou **3D** ) | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | | | **SEG2** | | | | | .. image:: images/1000030A00000AA5000002E54FC3A6D693B427D1.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_1000030A00000AA5000002E54FC3A6D693B427D1.svg: | | | | | | | | | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | | | **SEG3** | | | | | .. image:: images/1000040000000AF5000002E556532FBA0C87C372.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_1000040000000AF5000002E556532FBA0C87C372.svg: | | | | | | | | | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | | | **SEG4** | | | | | .. image:: images/Shape1.gif | | | | | | | | | | | | .. _RefSchema_Shape1.gif: | | | | | | | | | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | +-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | **Orientation** : | | L'orientation est définie par l'ordre des nœuds sommets | | | | | | .. image:: images/100003C200000AC0000002FFE322177E89327837.svg | | :width: 54 | | :height: 46 | | | | | | .. _RefImage_100003C200000AC0000002FFE322177E89327837.svg: | | | | Cette orientation est éventuellement complétée par des caractéristiques données suivant le type d'élément fini affecté sur la maille par le mot clé facteur ORIENTATIONde l'opérateur AFFE_CARA_ELEM[U4.42.01]. | | | +-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ +----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+--+ | Maille associée à **un triangle** (**2D** ou **3D** ) | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | | | **TRIA3** | | | | | .. image:: images/100004E400000A3B000007A676F835E0DB603161.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_100004E400000A3B000007A676F835E0DB603161.svg: | | | | | | | | | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | | | **TRIA6** | .. image:: images/10000A6000000A56000007A676AE6FDCD870A4DC.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_10000A6000000A56000007A676AE6FDCD870A4DC.svg: | | | | | | | | | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | | | **TRIA7** | .. image:: images/Shape2.gif | | | | | | | | | | | | .. _RefSchema_Shape2.gif: | | | | | | | | | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | **Orientation :** | | | | L'orientation est définie par l'ordre des nœuds sommets qui sont donnés pour définir le sens trigonométrique direct. | | | | | | .. image:: images/100004C40000129B0000094D2663FF5BCAF768F4.svg | | :width: 54 | | :height: 46 | | | | | | .. _RefImage_100004C40000129B0000094D2663FF5BCAF768F4.svg: | | | | Cette orientation est éventuellement complétée par des caractéristiques données aux éléments par l'opérateur AFFE_CARA_ELEM[U4.42.01], notamment pour les éléments de coque par le mot clé facteur COQUE. | | | +-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ +----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+--+ | Maille associée à **un quadrangle** | | | (2D ou 3D) | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | | | **QUAD4** | | | | | .. image:: images/1000074A00000A56000008107404F16F8560EDCE.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_1000074A00000A56000008107404F16F8560EDCE.svg: | | | | | | | | | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | | | **QUAD8** | | | | | .. image:: images/1000105400000AC00000085F40DACBD7121AD98F.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_1000105400000AC00000085F40DACBD7121AD98F.svg: | | | | | | | | | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | | | **QUAD9** | .. image:: images/100011CE00000A0600000845C4DC44A4C47A7C9F.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_100011CE00000A0600000845C4DC44A4C47A7C9F.svg: | | | | | | | | | | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------+--+ | | | **Orientation :** | | | | L'orientation est définie par l'ordre des nœuds sommets qui sont donnés pour définir le sens trigonométrique direct | | | | | | .. image:: images/100006360000129B00000DD983FAF41BCCF14F2F.svg | | :width: 54 | | :height: 46 | | | | | | .. _RefImage_100006360000129B00000DD983FAF41BCCF14F2F.svg: | | | | Cette orientation est éventuellement complétée par des caractéristiques données aux éléments par l'opérateur AFFE_CARA_ELEM[U4.42.01], notamment pour les éléments de coque par le mot clé facteur COQUE. | | | +-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ +---------------------------------------------------------------------------------------------------------------+--+ | | | | Maille associée à **un tétraèdre** (**3D** ) | | | | | +----------------------------------------------+----------------------------------------------------------------+--+ | | | | | **TETRA4** | .. image:: images/100006AA00000F1700000BAE65A61FC717794536.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_100006AA00000F1700000BAE65A61FC717794536.svg: | | | | | | | | | | +----------------------------------------------+----------------------------------------------------------------+--+ | | | | | **TETRA10** | | | | | .. image:: images/100009AA00000E5E00000BAE471807D3A4F7407A.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_100009AA00000E5E00000BAE471807D3A4F7407A.svg: | | | | | | | | | | +----------------------------------------------+----------------------------------------------------------------+--+ +---------------------------------------------------------------------------------------------------------------+--+ | | | | Maille associée à **une pyramide** (**3D** ) | | | | | +----------------------------------------------+----------------------------------------------------------------+--+ | | | | | **PYRAM5** | .. image:: images/1000097C000069BB0000675AAC7A61781482AE83.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_1000097C000069BB0000675AAC7A61781482AE83.svg: | | | | | | | | | | +----------------------------------------------+----------------------------------------------------------------+--+ | | | | | **PYRAM13** | .. image:: images/100018D2000069BB00006814BEB018EB2966648F.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_100018D2000069BB00006814BEB018EB2966648F.svg: | | | | | | | | | | +----------------------------------------------+----------------------------------------------------------------+--+ +---------------------------------------------------------------------------------------------------------------+--+ | | | | Maille associée à **un pentaèdre** (**3D** ) | | | | | +----------------------------------------------+----------------------------------------------------------------+--+ | | | | | **PENTA6** | | | | | .. image:: images/10000A6800000EC800000B0F5725F371AC704F19.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_10000A6800000EC800000B0F5725F371AC704F19.svg: | | | | | | | | | | +----------------------------------------------+----------------------------------------------------------------+--+ | | | | | **PENTA15** | | | | | .. image:: images/10000EF400000E2900000ADA6B94624CF9475BC6.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_10000EF400000E2900000ADA6B94624CF9475BC6.svg: | | | | | | | | | | +----------------------------------------------+----------------------------------------------------------------+--+ | | | | | **PENTA18** | 17 | | | | 18 | | | | 16 | | | | 9 | | | | | | | | .. image:: images/10000EF400000E2900000ADA6B94624CF9475BC6.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_10000EF400000E2900000ADA6B94624CF9475BC6.svg0: | | | | | | | | | | +----------------------------------------------+----------------------------------------------------------------+--+ +--------------------------------------------------------------------------------------------------------------+--+ | | | | Maille associée à **un hexaèdre** (**3D** ) | | | | | +---------------------------------------------+----------------------------------------------------------------+--+ | | | | | **HEXA8** | .. image:: images/10000CC00000126600000B0FD1DCB69BC8AAA432.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_10000CC00000126600000B0FD1DCB69BC8AAA432.svg: | | | | | | | | | | +---------------------------------------------+----------------------------------------------------------------+--+ | | | | | **HEXA20** | | | | | .. image:: images/1000168A0000128000000B2AE1C2E43C8C7F89F0.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_1000168A0000128000000B2AE1C2E43C8C7F89F0.svg: | | | | | | | | | | +---------------------------------------------+----------------------------------------------------------------+--+ | | | | | **HEXA27** | | | | | .. image:: images/10001A820000124B00000C320B6B917E9E02C371.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_10001A820000124B00000C320B6B917E9E02C371.svg: | | | | | | | | | | | | .. image:: images/100012680000121600000C322F8F5588426F795B.svg | | | | :width: 54 | | | | :height: 46 | | | | | | | | | | | | .. _RefImage_100012680000121600000C322F8F5588426F795B.svg: | | | | | | | | | | +---------------------------------------------+----------------------------------------------------------------+--+