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elements:coqj4 [2019/08/01 15:36]
helene created
elements:coqj4 [2020/08/25 15:46] (current)
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 Type: 45 \\ Type: 45 \\
 Imported from FINELG by Li Kaiping in 1991 Imported from FINELG by Li Kaiping in 1991
 +
 +{{  :​elements:​coqj4.png?​500 ​ |}}
 ==== Files ==== ==== Files ====
 Prepro: COQJ4A.F \\ Prepro: COQJ4A.F \\
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 |NELEM|Number of elements| |NELEM|Number of elements|
 |ILOC|Index for actualization of local axes \\ = 0 → New approach (Recommanded default value) \\ = 1 → Old approach (problem with step size)| |ILOC|Index for actualization of local axes \\ = 0 → New approach (Recommanded default value) \\ = 1 → Old approach (problem with step size)|
-|INDPP| 0 → No specific density (Static analysis: NTANA > 0) \\ 1 → Specific density taken into account (Dynamic analysis: NTANA < 0)|+|INDPP| ​0 → No specific density (Static analysis: NTANA > 0) \\ 1 → Specific density taken into account (Dynamic analysis: NTANA < 0)|
 ^Density - only if INDPP = 1 (dynamic analysis only) (2G10.0)^^ ^Density - only if INDPP = 1 (dynamic analysis only) (2G10.0)^^
 |WSPE(4)|Density| |WSPE(4)|Density|
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 |IMAT|Material law for contact/​loading| |IMAT|Material law for contact/​loading|
 |IFUND|Number of the foundation to contact \\ > 0 there will be contact on the upper surface of the shell \\ < 0 there will be contact on the lower surface of the shell| |IFUND|Number of the foundation to contact \\ > 0 there will be contact on the upper surface of the shell \\ < 0 there will be contact on the lower surface of the shell|
 +|IRIGF|Type of contact (same meaning as [[elements:​cfi3d|CFI3D]]):​ \\ = 0 → foundation or rigid tool (by default) \\ = 1 → uncoupled structure/​structure contact \\ = 2 → coupled structure/​structure contact \\ = 3 → coupled structure/​structure contact \\ = 4 → coupled structure/​structure contact - pilot node|
 +^List of nodes of the shell element (8I5)^^
 +|NODES(I) \\ I=1,​4|Corner nodes|
 +|NODESM(I) \\ I=1,​4|[OPTIONAL] Nodes of the middle of the sides (A to D), used only to define the initial geometry of the element. **These nodes must be fixed along the 6 DoF**. If they are not given, they are computed automatically and placed at the middle of each side.|
 +==== Remark ====
 +It is not possible to take into account the specific weight in static analysis
 +
 +===== Results =====
 +For each integration point:
 +  * Stresses (see material law)
 +  * State variable:
 +    * Q(1→NVMAX):​ see material law
 +    * Q(NVMAX+1): $e_{xM}$
 +    * Q(NVMAX+2): $e_{yM}$
 +    * Q(NVMAX+3): $e_{zM}$
 +    * Q(NVMAX+4): $e_{xF}$
 +    * Q(NVMAX+5): $e_{yF}$
 +    * Q(NVMAX+6): $e_{zF}$
 +  * If there are contact elements (see law):
 +    * Stresses of the contact element
 +    * State variables of the contact elements
 +State variables of the additional solid element (not printable in the .out file):
 +  * Local coordinates
 +  * Rotation matrix to change to the local frame
 + 
  
elements/coqj4.1564666578.txt.gz · Last modified: 2020/08/25 15:34 (external edit)