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doc:user:elements:contact:laws

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doc:user:elements:contact:laws [2014/11/05 18:35]
wautelet [TmTrescaContactMaterial]
doc:user:elements:contact:laws [2016/03/30 15:23] (current)
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 === Description === === Description ===
  
-Tresca's friction law. Friction do not depend on pressure. It is calculated using penalty method with sticking contact, and starts sliding once the tangential stress reaches a threshold entered by the user.+Tresca's friction law. Friction do not depend on pressure. It is computed using penalty method with sticking contact, and starts sliding once the tangential stress reaches a threshold entered by the user.
  
 :!: This law requires the use of ''AREAINCONTACT'' = ''AIC_ONCEPERSTEP'' :!: This law requires the use of ''AREAINCONTACT'' = ''AIC_ONCEPERSTEP''
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 | Type of contact                                    |    ''TYPE_CONT''              -           | | Type of contact                                    |    ''TYPE_CONT''              -           |
  
-The threshold is usually calculated using $m\,\sigma_0\,/\sqrt{3}$ where //m// is Tresca's coefficient of friction  and $\sigma_0$ is the tensile yield stress of the material.+The threshold is usually computed using $m\,\sigma_0\,/\sqrt{3}$ where //m// is Tresca's coefficient of friction  and $\sigma_0$ is the tensile yield stress of the material.
  
 ===== TmFrictionlessContactMaterial ===== ===== TmFrictionlessContactMaterial =====
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 | Type of contact                      |    ''TYPE_CONT''              -           | | Type of contact                      |    ''TYPE_CONT''              -           |
  
-The threshold is usually calculated using $m\,\sigma_0\,/\sqrt{3}$ where //m// is Tresca's coefficient of friction  and $\sigma_0$ is the tensile yield stress of the material.+The threshold is usually computed using $m\,\sigma_0\,/\sqrt{3}$ where //m// is Tresca's coefficient of friction  and $\sigma_0$ is the tensile yield stress of the material.
  
 :!: Not tested in 3D :!: :!: Not tested in 3D :!:
  
doc/user/elements/contact/laws.1415208933.txt.gz · Last modified: 2016/03/30 15:22 (external edit)