NSFVFunctorHeatFluxBC

Constant heat flux boundary condition with phase splitting for fluid and solid energy equations

NSFVFunctorHeatFluxBC is a version of NSFVHeatFluxBC using functor material properties. Please see the documentation for this other boundary condition.

Input Parameters

boundaryThe list of boundary IDs from the mesh where this object applies
C++ Type:std::vector<BoundaryName>
Controllable:No
Description:The list of boundary IDs from the mesh where this object applies
localitywhether to use local (at the boundary) or global (domain-averaged) parameter values
C++ Type:MooseEnum
Options:local, global
Controllable:No
Description:whether to use local (at the boundary) or global (domain-averaged) parameter values
phase'fluid' or 'solid' phase to which this BC is applied.
C++ Type:MooseEnum
Options:fluid, solid
Controllable:No
Description:'fluid' or 'solid' phase to which this BC is applied.
splittingtype of splitting
C++ Type:MooseEnum
Options:porosity, thermal_conductivity, effective_thermal_conductivity
Controllable:No
Description:type of splitting
valuetotal heat flux
C++ Type:double
Unit:(no unit assumed)
Controllable:No
Description:total heat flux
variableThe name of the variable that this boundary condition applies to
C++ Type:NonlinearVariableName
Unit:(no unit assumed)
Controllable:No
Description:The name of the variable that this boundary condition applies to

Required Parameters

average_k_fluidpostprocessor that provides domain-averaged fluid thermal conductivity
C++ Type:PostprocessorName
Unit:(no unit assumed)
Controllable:No
Description:postprocessor that provides domain-averaged fluid thermal conductivity
average_k_solidpostprocessor that provides domain-averaged solid thermal conductivity
C++ Type:PostprocessorName
Unit:(no unit assumed)
Controllable:No
Description:postprocessor that provides domain-averaged solid thermal conductivity
average_kappapostprocessor that provides domain-averaged fluid thermal dispersion
C++ Type:PostprocessorName
Unit:(no unit assumed)
Controllable:No
Description:postprocessor that provides domain-averaged fluid thermal dispersion
average_kappa_solidpostprocessor that provides domain-averaged solid effective thermal conductivity
C++ Type:PostprocessorName
Unit:(no unit assumed)
Controllable:No
Description:postprocessor that provides domain-averaged solid effective thermal conductivity
average_porositypostprocessor that provides domain-averaged proosity
C++ Type:PostprocessorName
Unit:(no unit assumed)
Controllable:No
Description:postprocessor that provides domain-averaged proosity
displacementsThe displacements
C++ Type:std::vector<VariableName>
Unit:(no unit assumed)
Controllable:No
Description:The displacements
kkFluid phase thermal conductivity. A functor is any of the following: a variable, a functor material property, a function, a post-processor, or a number.
Default:k
C++ Type:MooseFunctorName
Unit:(no unit assumed)
Controllable:No
Description:Fluid phase thermal conductivity. A functor is any of the following: a variable, a functor material property, a function, a post-processor, or a number.
k_sk_sSolid phase thermal conductivity. A functor is any of the following: a variable, a functor material property, a function, a post-processor, or a number.
Default:k_s
C++ Type:MooseFunctorName
Unit:(no unit assumed)
Controllable:No
Description:Solid phase thermal conductivity. A functor is any of the following: a variable, a functor material property, a function, a post-processor, or a number.
kappakappaFluid phase effective thermal conductivity. A functor is any of the following: a variable, a functor material property, a function, a post-processor, or a number.
Default:kappa
C++ Type:MooseFunctorName
Unit:(no unit assumed)
Controllable:No
Description:Fluid phase effective thermal conductivity. A functor is any of the following: a variable, a functor material property, a function, a post-processor, or a number.
kappa_skappa_sSolid phase effective thermal conductivity. A functor is any of the following: a variable, a functor material property, a function, a post-processor, or a number.
Default:kappa_s
C++ Type:MooseFunctorName
Unit:(no unit assumed)
Controllable:No
Description:Solid phase effective thermal conductivity. A functor is any of the following: a variable, a functor material property, a function, a post-processor, or a number.
matrix_onlyFalseWhether this object is only doing assembly to matrices (no vectors)
Default:False
C++ Type:bool
Controllable:No
Description:Whether this object is only doing assembly to matrices (no vectors)
porosityporosity. A functor is any of the following: a variable, a functor material property, a function, a post-processor, or a number.
C++ Type:MooseFunctorName
Unit:(no unit assumed)
Controllable:No
Description:porosity. A functor is any of the following: a variable, a functor material property, a function, a post-processor, or a number.

Optional Parameters

absolute_value_vector_tagsThe tags for the vectors this residual object should fill with the absolute value of the residual contribution
C++ Type:std::vector<TagName>
Controllable:No
Description:The tags for the vectors this residual object should fill with the absolute value of the residual contribution
extra_matrix_tagsThe extra tags for the matrices this Kernel should fill
C++ Type:std::vector<TagName>
Controllable:No
Description:The extra tags for the matrices this Kernel should fill
extra_vector_tagsThe extra tags for the vectors this Kernel should fill
C++ Type:std::vector<TagName>
Controllable:No
Description:The extra tags for the vectors this Kernel should fill
matrix_tagssystemThe tag for the matrices this Kernel should fill
Default:system
C++ Type:MultiMooseEnum
Options:nontime, system
Controllable:No
Description:The tag for the matrices this Kernel should fill
vector_tagsnontimeThe tag for the vectors this Kernel should fill
Default:nontime
C++ Type:MultiMooseEnum
Options:nontime, time
Controllable:No
Description:The tag for the vectors this Kernel should fill

Contribution To Tagged Field Data Parameters

control_tagsAdds user-defined labels for accessing object parameters via control logic.
C++ Type:std::vector<std::string>
Controllable:No
Description:Adds user-defined labels for accessing object parameters via control logic.
enableTrueSet the enabled status of the MooseObject.
Default:True
C++ Type:bool
Controllable:Yes
Description:Set the enabled status of the MooseObject.
implicitTrueDetermines whether this object is calculated using an implicit or explicit form
Default:True
C++ Type:bool
Controllable:No
Description:Determines whether this object is calculated using an implicit or explicit form
use_displaced_meshFalseWhether 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:False
C++ Type:bool
Controllable:No
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.

Advanced Parameters

prop_getter_suffixAn optional suffix parameter that can be appended to any attempt to retrieve/get material properties. The suffix will be prepended with a '_' character.
C++ Type:MaterialPropertyName
Unit:(no unit assumed)
Controllable:No
Description:An optional suffix parameter that can be appended to any attempt to retrieve/get material properties. The suffix will be prepended with a '_' character.
use_interpolated_stateFalseFor the old and older state use projected material properties interpolated at the quadrature points. To set up projection use the ProjectedStatefulMaterialStorageAction.
Default:False
C++ Type:bool
Controllable:No
Description:For the old and older state use projected material properties interpolated at the quadrature points. To set up projection use the ProjectedStatefulMaterialStorageAction.

Material Property Retrieval Parameters

Input Files

(modules/navier_stokes/test/tests/finite_volume/fvbcs/FVFunctorHeatFluxBC/wall_heat_transfer.i)

(modules/navier_stokes/test/tests/finite_volume/fvbcs/FVFunctorHeatFluxBC/wall_heat_transfer.i)

flux=10

[GlobalParams]
  porosity = 'porosity'
  splitting = 'porosity'
  locality = 'global'
  average_porosity = 'average_eps'
  average_k_fluid='average_k_fluid'
  average_k_solid='average_k_solid'
  average_kappa='average_k_fluid'  # because of vector matprop, should be kappa
  average_kappa_solid='average_kappa_solid'
[]

[Mesh]
  type = GeneratedMesh
  dim = 2
  nx = 5
  ny = 20
  xmin = 0.0
  xmax = 1.0
  ymin = 0.0
  ymax = 1.0
[]

[Variables]
  [Tf]
    type = MooseVariableFVReal
  []
  [Ts]
    type = MooseVariableFVReal
  []
[]

[AuxVariables]
  [k]
    type = MooseVariableFVReal
  []
  [kappa]
    type = MooseVariableFVReal
  []
  [k_s]
    type = MooseVariableFVReal
  []
  [kappa_s]
    type = MooseVariableFVReal
  []
  [porosity]
    type = MooseVariableFVReal
    initial_condition = 0.2
  []
[]

[Functions]
  [k_function]
    type = ParsedFunction
    expression = 0.1*(100*y+1)
  []
  [kappa_function]
    type = ParsedFunction
    expression = 0.2*(200*y+1)
  []
  [kappa_s_function]
    type = ParsedFunction
    expression = 0.4*(200*y+1)
  []
  [k_s_function]
    type = ParsedFunction
    expression = 0.2*(200*y+1)+2*x
  []
[]

[FVKernels]
  [Tf_diffusion]
    type = FVDiffusion
    variable = Tf
    coeff = 1
  []
  [Ts_diffusion]
    type = FVDiffusion
    variable = Ts
    coeff = 1
  []
[]

[FVBCs]
  [left_Ts]
    type = NSFVFunctorHeatFluxBC
    variable = Ts
    boundary = 'left'
    phase = 'solid'
    value = ${flux}
    k = 'k_mat'
    k_s = 'k_s_mat'
    kappa = 'kappa_mat'
    kappa_s = 'kappa_s_mat'
  []
  [right_Ts]
    type = FVDirichletBC
    variable = Ts
    boundary = 'right'
    value = 1000.0
  []
  [left_Tf]
    type = NSFVFunctorHeatFluxBC
    variable = Tf
    boundary = 'left'
    phase = 'fluid'
    value = ${flux}
    k = 'k_mat'
    k_s = 'k_s_mat'
    kappa = 'kappa_mat'
    kappa_s = 'kappa_s_mat'
  []
  [right_Tf]
    type = FVDirichletBC
    variable = Tf
    boundary = 'right'
    value = 1000.0
  []
[]

[AuxKernels]
  [k]
    type = FunctorAux
    variable = k
    functor = 'k_mat'
  []
  [k_s]
    type = FunctorAux
    variable = k_s
    functor = 'k_s_mat'
  []
  [kappa_s]
    type = FunctorAux
    variable = kappa_s
    functor = 'kappa_s_mat'
  []
[]

[FunctorMaterials]
  [thermal_conductivities_k]
    type = ADGenericFunctorMaterial
    prop_names = 'k_mat'
    prop_values = 'k_function'
  []
  [thermal_conductivities_k_s]
    type = ADGenericFunctorMaterial
    prop_names = 'k_s_mat'
    prop_values = 'k_s_function'
  []
  [thermal_conductivities_kappa]
    type = ADGenericVectorFunctorMaterial
    prop_names = 'kappa_mat'
    prop_values = '0.1 0.2 .03'
  []
  [thermal_conductivities_kappa_s]
    type = ADGenericFunctorMaterial
    prop_names = 'kappa_s_mat'
    prop_values = 'kappa_s_function'
  []
[]

[Postprocessors]
  [average_eps]
    type = ElementAverageValue
    variable = porosity

    # because porosity is constant in time, we evaluate this only once
    execute_on = 'initial'
  []
  [average_k_fluid]
    type = ElementAverageValue
    variable = k
  []
  [average_k_solid]
    type = ElementAverageValue
    variable = k_s
  []
  [average_kappa_solid]
    type = ElementAverageValue
    variable = kappa_s
  []
[]

[Executioner]
  type = Steady
[]

[Outputs]
  exodus = true
  hide = 'porosity average_eps'
[]

Input Parameters
Input Files