NuclearMaterialUO2

under construction:Undocumented Class

The NuclearMaterialUO2 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 an action; however, what is contained is ultimately determined by what is necessary to make the documentation clear for users.

!syntax description /NuclearMaterials/UO2/NuclearMaterialUO2

Input Parameters

  • diameterAs fabricated cold diameter of pellet in meters

    C++ Type:double

    Description:As fabricated cold diameter of pellet in meters

  • thermal_modelFINKLUCUTAThermal conductivity models. DURIEZ AMAYA (MOX), FINKLUCUTA (UO2), HALDEN (UO2 (w/wo Gd) or MOX), NFIR (UO2 (w/wo Gd)), MODIFIEDNFI (UO2 w/wo Gd)

    Default:FINKLUCUTA

    C++ Type:MooseEnum

    Description:Thermal conductivity models. DURIEZ AMAYA (MOX), FINKLUCUTA (UO2), HALDEN (UO2 (w/wo Gd) or MOX), NFIR (UO2 (w/wo Gd)), MODIFIEDNFI (UO2 w/wo Gd)

  • inactiveIf specified blocks matching these identifiers will be skipped.

    C++ Type:std::vector

    Description:If specified blocks matching these identifiers will be skipped.

  • burnup_functionburnupBurnup function

    Default:burnup

    C++ Type:FunctionName

    Description:Burnup function

  • stress_free_temperatureReference temperature for thermal eigenstrain calculation

    C++ Type:std::vector

    Description:Reference temperature for thermal eigenstrain calculation

  • temperatureCoupled temperature

    C++ Type:std::vector

    Description:Coupled temperature

  • initial_fuel_density10431Initial fuel density in kg-UO2/m^3

    Default:10431

    C++ Type:double

    Description:Initial fuel density in kg-UO2/m^3

  • poissons_ratio0.345Poisson's ratio for the material.

    Default:0.345

    C++ Type:double

    Description:Poisson's ratio for the material.

  • fuel_pin_geometryName of the UserObject that reads the pin geometry from the mesh.

    C++ Type:UserObjectName

    Description:Name of the UserObject that reads the pin geometry from the mesh.

  • thermal_expansion_coeff1e-05Thermal expansion coefficient

    Default:1e-05

    C++ Type:double

    Description:Thermal expansion coefficient

  • gbs_modelFalseActivates the grain-boundary sweeping model

    Default:False

    C++ Type:bool

    Description:Activates the grain-boundary sweeping model

  • displacementsThe displacements appropriate for the simulation geometry and coordinate system

    C++ Type:std::vector

    Description:The displacements appropriate for the simulation geometry and coordinate system

  • linear_heat_rate_functionqFunction describing average linear heating rate in pellet in W/m

    Default:q

    C++ Type:FunctionName

    Description:Function describing average linear heating rate in pellet in W/m

  • gap0.00016As fabricated cold diametral pellet-cladding gap in meters

    Default:0.00016

    C++ Type:double

    Description:As fabricated cold diametral pellet-cladding gap in meters

  • active__all__ If specified only the blocks named will be visited and made active

    Default:__all__

    C++ Type:std::vector

    Description:If specified only the blocks named will be visited and made active

  • youngs_modulus2e+11Young's modulus of the material.

    Default:2e+11

    C++ Type:double

    Description:Young's modulus of the material.

  • relocation_modelESCORE_modifiedType of relocation model formulation.

    Default:ESCORE_modified

    C++ Type:MooseEnum

    Description:Type of relocation model formulation.

  • grain_radiusCoupled Grain Radius

    C++ Type:std::vector

    Description:Coupled Grain Radius

  • initial_porosityinitial fuel porosity (dimensionless)

    C++ Type:double

    Description:initial fuel porosity (dimensionless)

  • relocation_activation15000First activation linear power in W/m term in relocation model

    Default:5000

    C++ Type:double

    Description:First activation linear power in W/m term in relocation model

  • relocation_activation332808.4Third activation linear power in W/m term in relocation model; The linear power offset in the secondary regime.

    Default:32808.4

    C++ Type:double

    Description:Third activation linear power in W/m term in relocation model; The linear power offset in the secondary regime.

  • relocation_activation245931.8Second activation linear power in W/m term in relocation model; The linear power at which relocation transitions from the initial regime to the secondary regime.

    Default:45931.8

    C++ Type:double

    Description:Second activation linear power in W/m term in relocation model; The linear power at which relocation transitions from the initial regime to the secondary regime.

  • burnup_relocation_stop1e+12Burnup at which relocation strain stops (in FIMA)

    Default:1e+12

    C++ Type:double

    Description:Burnup at which relocation strain stops (in FIMA)

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

    C++ Type:std::vector

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

Optional Parameters

References