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convective_ht_side_integral.i
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convective_ht_side_integral.i
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[Mesh]
type = MeshGeneratorMesh
[./cartesian]
type = CartesianMeshGenerator
dim = 2
dx = '0.45 0.1 0.45'
ix = '5 1 5'
dy = '0.45 0.1 0.45'
iy = '5 1 5'
subdomain_id = '1 1 1
1 2 1
1 1 1'
[../]
[./add_iss_1]
type = SideSetsBetweenSubdomainsGenerator
primary_block = 1
paired_block = 2
new_boundary = 'interface'
input = cartesian
[../]
[./block_deleter]
type = BlockDeletionGenerator
block = 2
input = add_iss_1
[../]
[]
[Variables]
[./temperature]
initial_condition = 300
[../]
[]
[AuxVariables]
[./channel_T]
family = MONOMIAL
order = CONSTANT
initial_condition = 400
[../]
[./channel_Hw]
family = MONOMIAL
order = CONSTANT
initial_condition = 1000
[../]
[]
[Kernels]
[./graphite_diffusion]
type = HeatConduction
variable = temperature
diffusion_coefficient = 'k_s'
[../]
[]
[BCs]
## boundary conditions for the thm channels in the reflector
[./channel_heat_transfer]
type = CoupledConvectiveHeatFluxBC
variable = temperature
htc = channel_Hw
T_infinity = channel_T
boundary = 'interface'
[../]
# hot boundary on the left
[./left]
type = DirichletBC
variable = temperature
value = 1000
boundary = 'left'
[../]
# cool boundary on the right
[./right]
type = DirichletBC
variable = temperature
value = 300
boundary = 'right'
[../]
[]
[Materials]
[./thermal]
type = GenericConstantMaterial
prop_names = 'k_s'
prop_values = '12'
[../]
[./htc_material]
type = GenericConstantMaterial
prop_names = 'alpha_wall'
prop_values = '1000'
[../]
[./tfluid_mat]
type = PiecewiseLinearInterpolationMaterial
property = tfluid_mat
variable = channel_T
x = '400 500'
y = '400 500'
[../]
[]
[Postprocessors]
[./Qw1]
type = ConvectiveHeatTransferSideIntegral
T_fluid_var = channel_T
htc_var = channel_Hw
T_solid = temperature
boundary = interface
[../]
[./Qw2]
type = ConvectiveHeatTransferSideIntegral
T_fluid_var = channel_T
htc = alpha_wall
T_solid = temperature
boundary = interface
[../]
[./Qw3]
type = ConvectiveHeatTransferSideIntegral
T_fluid = tfluid_mat
htc = alpha_wall
T_solid = temperature
boundary = interface
[../]
[]
[Executioner]
type = Steady
[]
[Outputs]
csv = true
[]