3. Modélisation A#

3.1. Caractéristiques de la modélisation#

Modélisation volumique:

1 maille HEXA20 1 maille QUAD8

_images/10001B9600001C02000015309D009CE50DA8878C.svg

Conditions aux limites:

\(\mathit{N2}\) :

\(\mathit{N1}\) : \(\mathit{N6}\) :

_images/Object_57.svg _images/Object_58.svg

\(\mathit{N9}\) , \(\mathit{N13}\) , \(\mathit{N14}\) , \(\mathit{N5}\) , \(\mathit{N17}\) :

_images/Object_59.svg

Charge: Traction sur la face \([348711161915]\)

3.2. Caractéristiques du maillage#

Nombre de nœuds: 20

Nombre de mailles: 2

1 HEXA20

1 QUAD8

3.3. Grandeurs testées et résultats#

Identification

Référence

\(t=2\) Déplacement \(\mathit{DX}\) (\(\mathit{N8}\) )

100

\(t=2\) Déplacement \(\mathit{DY}\) (\(\mathit{N8}\) )

–37

\(t=2\) Déplacement \(\mathit{DZ}\) (\(\mathit{N8}\) )

–37

\(t=2\) Contraintes \(\mathit{SIGXX}\) (\(\mathit{PG1}\) )

1399.66

\(t=2\) Contraintes \(\mathit{SIGYY}\) (\(\mathit{PG1}\) )

11013.986

(3.8)#\[ \begin{align}\begin{aligned}t=2\\\textrm{Contraintes :math:`\mathit{SIGZZ}` (:math:`\mathit{PG1}` )}\end{aligned}\end{align} \]

\(t=2\) Contraintes \(\mathit{SIGXY}\) (\(\mathit{PG1}\) )

0

(3.8)#\[ \begin{align}\begin{aligned}t=2\\\textrm{Contraintes :math:`\mathit{SIGXZ}` (:math:`\mathit{PG1}` )}\end{aligned}\end{align} \]

\(t=2\) Contraintes \(\mathit{SIGYZ}\) (\(\mathit{PG1}\) )

0

\(t=2\) Variable

_images/Object_60.svg
width:

361

height:

273

\(\mathit{VARI}\) (\(\mathit{PG1}\) )

8.9110–2

(3.8)#\[ \begin{align}\begin{aligned}t=3\\\textrm{Déplacement :math:`\mathit{DX}` (:math:`\mathit{N8}` )}\end{aligned}\end{align} \]

\(t=3\) Déplacement \(\mathit{DY}\) (\(\mathit{N8}\) )

0

(3.8)#\[ \begin{align}\begin{aligned}t=3\\\textrm{Déplacement :math:`\mathit{DZ}` (:math:`\mathit{N8}` )}\end{aligned}\end{align} \]

\(t=3\) Contraintes \(\mathit{SIGXX}\) (\(\mathit{PG1}\) )

0

(3.8)#\[ \begin{align}\begin{aligned}t=3\\\textrm{Contraintes :math:`\mathit{SIGYY}` (:math:`\mathit{PG1}` )}\end{aligned}\end{align} \]

\(t=3\) Contraintes \(\mathit{SIGZZ}\) (\(\mathit{PG1}\) )

0

(3.8)#\[ \begin{align}\begin{aligned}t=3\\\textrm{Contraintes :math:`\mathit{SIGXY}` (:math:`\mathit{PG1}` )}\end{aligned}\end{align} \]

\(t=3\) Contraintes \(\mathit{SIGXZ}\) (\(\mathit{PG1}\) )

0

(3.8)#\[ \begin{align}\begin{aligned}t=3\\\textrm{Contraintes :math:`\mathit{SIGYZ}` (:math:`\mathit{PG1}` )}\end{aligned}\end{align} \]

\(t=3\) Variable

_images/Object_61.svg
width:

361

height:

273

\(\mathit{VARI}\) (\(\mathit{PG1}\) )

0

\(t=2\) Force nodale \(\mathit{DX}\) (\(\mathit{N8}\) )

–1.0817108

(3.8)#\[ \begin{align}\begin{aligned}t=2\\\textrm{Force nodale :math:`\mathit{DY}` (:math:`\mathit{N8}` )}\end{aligned}\end{align} \]

\(t=2\) Force nodale \(\mathit{DZ}\) (\(\mathit{N8}\) )

0

3.4. Remarques#

Calcul de la force nodale:

La force appliquée sur la face \([3,4]\) ,

_images/Object_62.svg

, se répartit entre les différents nœuds suivant la pondération suivante:

  • nœuds sommets:

    _images/Object_63.svg
  • nœuds milieux:

    _images/Object_64.svg
_images/1000045A00000F6600000CD1D051E52336168495.svg