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doc:user:elements:specials:spring

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doc:user:elements:specials:spring [2014/10/03 17:49] jorisdoc:user:elements:specials:spring [2023/06/20 19:00] (current) papeleux
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 |''number'' | spring number (must be unique for all element in ''materialset'', not just for springs) | |''number'' | spring number (must be unique for all element in ''materialset'', not just for springs) |
-|''type'' | type or spring (for example ''ConstantSpringMaterial'') |+|''type'' | type of spring (for example ''ConstantSpringMaterial'') |
 |''param'' | name of the spring parameter (for example ''SPRING_FK'') | |''param'' | name of the spring parameter (for example ''SPRING_FK'') |
 |''value'' | value of the corresponding parameter| |''value'' | value of the corresponding parameter|
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 ===== Element===== ===== Element=====
  
-Once the [[#Materials|material]] defined, it must be associated to an ''[[doc:user:elements:general:def_element_properties|ElementProperties]]'':+Once the [[#Materials|material]] is defined, it must be associated to an ''[[doc:user:elements:general:def_element_properties|ElementProperties]]'':
  
   prp = ElementProperties(typeEl)   prp = ElementProperties(typeEl)
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 ==== Spring[2|3]DElement === ==== Spring[2|3]DElement ===
  
-Nonlinear spring element. Associates two nodes with a stiffness. No asymmetric correction is implemented. They must be associated with a ''[[#Interaction|FieldApplicator]]'' interaction.+Nonlinear spring element. Associates two nodes with a stiffness. No axisymmetric correction is implemented. They must be associated with a ''[[#Interaction|FieldApplicator]]'' interaction.
  
 === Parameters === === Parameters ===
 ^   Name                                          ^     Metafor Code      Dependency ^ ^   Name                                          ^     Metafor Code      Dependency ^
 | ''MATERIAL''    | Number of the spring material to consider              -  | | ''MATERIAL''    | Number of the spring material to consider              -  |
-| ''STIFFMETHOD''<del>Method used to calculate the stiffness matrix</del>\\ <del>= ''STIFF_ANALYTIC'' : analytic matrix (default)</del>\\ <del>= ''STIFF_NUMERIC''  : numerical matrix </del>\\ Not applicable, only the numerical one exists ! |  -  |+| ''STIFFMETHOD'' | Method used to compute the stiffness matrix\\ = ''STIFF_ANALYTIC'' : analytic matrix (default)\\ = ''STIFF_NUMERIC''  : numerical matrix \\ <del>Not applicable, only the numerical one exists !</del> |  -  |
 | ''SPRING_LI''   | Defines the spring length "at rest" (relevant or not depending on the value of SPRING_CLI) |  | | ''SPRING_LI''   | Defines the spring length "at rest" (relevant or not depending on the value of SPRING_CLI) |  |
-| ''SPRING_CLI''  | Defines the way the "length at rest" (''lengthIni '') will be calculated \\ assume L0 is the measured length at the end of the preprocessing (geometrical length)\\ = 0 : lengthIni = L0 (default - do not require SPRING_LI)\\ = 1 : lengthIni = SPRING_LI \\ = 2 : lengthIni = L0 * SPRING_LI \\ = 3 : lengthIni = L0 + SPRING_LI                            -  |+| ''SPRING_CLI''  | Defines the way the "length at rest" (''lengthIni '') will be computed \\ assume L0 is the measured length at the end of the preprocessing (geometrical length)\\ = 0 : lengthIni = L0 (default - do not require SPRING_LI)\\ = 1 : lengthIni = SPRING_LI \\ = 2 : lengthIni = L0 * SPRING_LI \\ = 3 : lengthIni = L0 + SPRING_LI                            -  |
  
 ===== Interaction ===== ===== Interaction =====
  
-Finally, once the ''Spring[2|3]DElement'' ''[[#Elément|ElementProperties]]'' is defined, the corresponding interaction is generated with the ''FieldApplicator''. To do son the corresponding geometric mesh element must be generated using [[doc:user:geometry:mesh:1D]]. Once done, the interaction can be defined and included in the ''interactionset'':+Finally, once the ''Spring[2|3]DElement'' ''[[#Element|ElementProperties]]'' is defined, the corresponding interaction is generated with the ''FieldApplicator''. To do so, the corresponding geometric mesh element must be generated using [[doc:user:geometry:mesh:1D]]. Once done, the interaction can be defined and included in the ''interactionset'':
  
   app = FieldApplicator(no)   app = FieldApplicator(no)
doc/user/elements/specials/spring.1412351391.txt.gz · Last modified: 2016/03/30 15:22 (external edit)

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