GapConductance

under construction:Undocumented Class

The GapConductance has not been documented, if you would like to contribute to MOOSE by writing documentation, please see Documenting MOOSE. The content contained on this page explains the typical documentation associated with a MooseObject; however, what is contained is ultimately determined by what is necessary to make the documentation clear for users.

!syntax description /Materials/GapConductance

Input Parameters

  • variableTemperature variable

    C++ Type:std::vector

    Options:

    Description:Temperature variable

Required Parameters

  • gap_tempTemperature on the other side of the gap

    C++ Type:std::vector

    Options:

    Description:Temperature on the other side of the gap

  • max_gap1e+06A maximum gap (denominator) size

    Default:1e+06

    C++ Type:double

    Options:

    Description:A maximum gap (denominator) size

  • quadratureFalseWhether or not to do quadrature point based gap heat transfer. If this is true then gap_distance and gap_temp should NOT be provided (and will be ignored); however, paired_boundary and variable are then required.

    Default:False

    C++ Type:bool

    Options:

    Description:Whether or not to do quadrature point based gap heat transfer. If this is true then gap_distance and gap_temp should NOT be provided (and will be ignored); however, paired_boundary and variable are then required.

  • sphere_originOrigin for sphere geometry

    C++ Type:libMesh::VectorValue

    Options:

    Description:Origin for sphere geometry

  • min_gap1e-06A minimum gap (denominator) size

    Default:1e-06

    C++ Type:double

    Options:

    Description:A minimum gap (denominator) size

  • cylinder_axis_point_1Start point for line defining cylindrical axis

    C++ Type:libMesh::VectorValue

    Options:

    Description:Start point for line defining cylindrical axis

  • emissivity_10The emissivity of the fuel surface

    Default:0

    C++ Type:double

    Options:

    Description:The emissivity of the fuel surface

  • boundaryThe list of boundary IDs from the mesh where this boundary condition applies

    C++ Type:std::vector

    Options:

    Description:The list of boundary IDs from the mesh where this boundary condition applies

  • cylinder_axis_point_2End point for line defining cylindrical axis

    C++ Type:libMesh::VectorValue

    Options:

    Description:End point for line defining cylindrical axis

  • gap_conductivity1The thermal conductivity of the gap material

    Default:1

    C++ Type:double

    Options:

    Description:The thermal conductivity of the gap material

  • warningsFalseWhether to output warning messages concerning nodes not being found

    Default:False

    C++ Type:bool

    Options:

    Description:Whether to output warning messages concerning nodes not being found

  • appended_property_nameName appended to material properties to make them unique

    C++ Type:std::string

    Options:

    Description:Name appended to material properties to make them unique

  • paired_boundaryThe boundary to be penetrated

    C++ Type:BoundaryName

    Options:

    Description:The boundary to be penetrated

  • gap_distanceDistance across the gap

    C++ Type:std::vector

    Options:

    Description:Distance across the gap

  • conductivity_namethermal_conductivityThe name of the MaterialProperty associated with conductivity ("thermal_conductivity" in the case of heat conduction)

    Default:thermal_conductivity

    C++ Type:std::string

    Options:

    Description:The name of the MaterialProperty associated with conductivity ("thermal_conductivity" in the case of heat conduction)

  • gap_geometry_typeGap calculation type.

    C++ Type:MooseEnum

    Options:PLATE CYLINDER SPHERE

    Description:Gap calculation type.

  • computeTrueWhen false, MOOSE will not call compute methods on this material. The user must call computeProperties() after retrieving the Material via MaterialPropertyInterface::getMaterial(). Non-computed Materials are not sorted for dependencies.

    Default:True

    C++ Type:bool

    Options:

    Description:When false, MOOSE will not call compute methods on this material. The user must call computeProperties() after retrieving the Material via MaterialPropertyInterface::getMaterial(). Non-computed Materials are not sorted for dependencies.

  • gap_conductivity_functionThermal conductivity of the gap material as a function. Multiplied by gap_conductivity.

    C++ Type:FunctionName

    Options:

    Description:Thermal conductivity of the gap material as a function. Multiplied by gap_conductivity.

  • stefan_boltzmann5.669e-08The Stefan-Boltzmann constant

    Default:5.669e-08

    C++ Type:double

    Options:

    Description:The Stefan-Boltzmann constant

  • gap_conductivity_function_variableVariable to be used in the gap_conductivity_function in place of time

    C++ Type:std::vector

    Options:

    Description:Variable to be used in the gap_conductivity_function in place of time

  • emissivity_20The emissivity of the cladding surface

    Default:0

    C++ Type:double

    Options:

    Description:The emissivity of the cladding surface

  • orderFIRSTThe finite element order

    Default:FIRST

    C++ Type:MooseEnum

    Options:CONSTANT FIRST SECOND THIRD FOURTH

    Description:The finite element order

  • blockThe list of block ids (SubdomainID) that this object will be applied

    C++ Type:std::vector

    Options:

    Description:The list of block ids (SubdomainID) that this object will be applied

Optional Parameters

  • enableTrueSet the enabled status of the MooseObject.

    Default:True

    C++ Type:bool

    Options:

    Description:Set the enabled status of the MooseObject.

  • use_displaced_meshTrueWhether or not this object should use the displaced mesh for computation. Note that in the case this is true but no displacements are provided in the Mesh block the undisplaced mesh will still be used.

    Default:True

    C++ Type:bool

    Options:

    Description:Whether or not this object should use the displaced mesh for computation. Note that in the case this is true but no displacements are provided in the Mesh block the undisplaced mesh will still be used.

  • control_tagsAdds user-defined labels for accessing object parameters via control logic.

    C++ Type:std::vector

    Options:

    Description:Adds user-defined labels for accessing object parameters via control logic.

  • seed0The seed for the master random number generator

    Default:0

    C++ Type:unsigned int

    Options:

    Description:The seed for the master random number generator

  • implicitTrueDetermines whether this object is calculated using an implicit or explicit form

    Default:True

    C++ Type:bool

    Options:

    Description:Determines whether this object is calculated using an implicit or explicit form

  • constant_onNONEWhen ELEMENT, MOOSE will only call computeQpProperties() for the 0th quadrature point, and then copy that value to the other qps.When SUBDOMAIN, MOOSE will only call computeSubdomainProperties() for the 0th quadrature point, and then copy that value to the other qps. Evaluations on element qps will be skipped

    Default:NONE

    C++ Type:MooseEnum

    Options:NONE ELEMENT SUBDOMAIN

    Description:When ELEMENT, MOOSE will only call computeQpProperties() for the 0th quadrature point, and then copy that value to the other qps.When SUBDOMAIN, MOOSE will only call computeSubdomainProperties() for the 0th quadrature point, and then copy that value to the other qps. Evaluations on element qps will be skipped

Advanced Parameters

  • output_propertiesList of material properties, from this material, to output (outputs must also be defined to an output type)

    C++ Type:std::vector

    Options:

    Description:List of material properties, from this material, to output (outputs must also be defined to an output type)

  • outputsnone Vector of output names were you would like to restrict the output of variables(s) associated with this object

    Default:none

    C++ Type:std::vector

    Options:

    Description:Vector of output names were you would like to restrict the output of variables(s) associated with this object

Outputs Parameters

References