- 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
- momentum_componentThe component of the momentum equation that this kernel applies to.
C++ Type:MooseEnum
Controllable:No
Description:The component of the momentum equation that this kernel applies to.
- rhie_chow_user_objectThe rhie-chow user-object
C++ Type:UserObjectName
Controllable:No
Description:The rhie-chow user-object
- variableThe name of the variable that this boundary condition applies to
C++ Type:NonlinearVariableName
Controllable:No
Description:The name of the variable that this boundary condition applies to
INSFVNaturalFreeSlipBC
This object implements a free slip boundary condition. It should be applied to each velocity component. This BC operates very simply by setting the total momentum boundary flux, e.g. the sum of advective and viscous fluxes, to zero.
Input Parameters
- displacementsThe displacements
C++ Type:std::vector<VariableName>
Controllable:No
Description:The displacements
- 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
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.
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
Tagging 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
Input Files
- (modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/2d-rc-friction.i)
- (modules/navier_stokes/test/tests/postprocessors/flow_rates/conservation_PINSFV.i)
- (modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/cylindrical/2d-rc-slip.i)
- (modules/navier_stokes/test/tests/finite_volume/materials/ergun/ergun.i)
- (modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/porosity_jump/2d-rc-epsjump.i)
- (modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/porosity_jump/bernoulli-2d.i)
- (modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/cylindrical/diverging.i)
- (modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/3d-rc.i)
- (modules/navier_stokes/test/tests/finite_volume/controls/switch-pressure-bc/test.i)
- (modules/navier_stokes/test/tests/postprocessors/flow_rates/conservation_INSFV.i)
- (modules/navier_stokes/test/tests/finite_volume/ins/lid-driven/rz-gravity-quiescent-fluid.i)
- (modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/segregated/2d/2d-segregated-velocity-rz-slip.i)
- (modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/2d-rc-rz-by-parts.i)
- (modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/2d-rc.i)
- (modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/2d-rc.i)
- (modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/one-elem-wide-channel.i)
- (modules/navier_stokes/test/tests/finite_volume/ins/variables/caching/3d-rc.i)
- (modules/navier_stokes/test/tests/finite_volume/wcns/boundary_conditions/flux_bcs_reversal.i)
- (modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/segregated/2d-momentum.i)
- (modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/cylindrical/no-slip-tris.i)
Child Objects
(modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/2d-rc-friction.i)
mu = 1.1
rho = 1
advected_interp_method = 'average'
velocity_interp_method = 'rc'
[Mesh]
[mesh]
type = CartesianMeshGenerator
dim = 2
dx = '2.5 2.5'
dy = '1.0'
ix = '20 20'
iy = '20'
subdomain_id = '1 2'
[]
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = PINSFVRhieChowInterpolator
u = superficial_vel_x
v = superficial_vel_y
pressure = pressure
porosity = porosity
[]
[]
[Variables]
inactive = 'lambda'
[superficial_vel_x]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1
[]
[superficial_vel_y]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1e-6
[]
[pressure]
type = INSFVPressureVariable
[]
[lambda]
family = SCALAR
order = FIRST
[]
[]
[AuxVariables]
[porosity]
family = MONOMIAL
order = CONSTANT
fv = true
initial_condition = 0.5
[]
[]
[FVKernels]
inactive = 'mean-pressure'
[mass]
type = PINSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = PINSFVMomentumAdvection
variable = superficial_vel_x
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
porosity = porosity
momentum_component = 'x'
[]
[u_viscosity]
type = PINSFVMomentumDiffusion
variable = superficial_vel_x
mu = ${mu}
porosity = porosity
momentum_component = 'x'
[]
[u_pressure]
type = PINSFVMomentumPressure
variable = superficial_vel_x
momentum_component = 'x'
pressure = pressure
porosity = porosity
[]
[u_friction]
type = PINSFVMomentumFriction
variable = superficial_vel_x
momentum_component = 'x'
Darcy_name = 'Darcy_coefficient'
Forchheimer_name = 'Forchheimer_coefficient'
mu = ${mu}
rho = ${rho}
speed = speed
[]
[v_advection]
type = PINSFVMomentumAdvection
variable = superficial_vel_y
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
porosity = porosity
momentum_component = 'y'
[]
[v_viscosity]
type = PINSFVMomentumDiffusion
variable = superficial_vel_y
mu = ${mu}
porosity = porosity
momentum_component = 'y'
[]
[v_pressure]
type = PINSFVMomentumPressure
variable = superficial_vel_y
momentum_component = 'y'
pressure = pressure
porosity = porosity
[]
[v_friction]
type = PINSFVMomentumFriction
variable = superficial_vel_y
momentum_component = 'y'
Darcy_name = 'Darcy_coefficient'
Forchheimer_name = 'Forchheimer_coefficient'
rho = ${rho}
speed = speed
mu = ${mu}
[]
[mean-pressure]
type = FVIntegralValueConstraint
variable = pressure
lambda = lambda
phi0 = 0.01
[]
[]
[FVBCs]
inactive = 'free-slip-u free-slip-v'
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = superficial_vel_x
function = '1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = superficial_vel_y
function = 0
[]
[no-slip-u]
type = INSFVNoSlipWallBC
boundary = 'top'
variable = superficial_vel_x
function = 0
[]
[no-slip-v]
type = INSFVNoSlipWallBC
boundary = 'top'
variable = superficial_vel_y
function = 0
[]
[free-slip-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top'
variable = superficial_vel_x
momentum_component = 'x'
[]
[free-slip-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top'
variable = superficial_vel_y
momentum_component = 'y'
[]
[symmetry-u]
type = PINSFVSymmetryVelocityBC
boundary = 'bottom'
variable = superficial_vel_x
u = superficial_vel_x
v = superficial_vel_y
mu = ${mu}
momentum_component = 'x'
[]
[symmetry-v]
type = PINSFVSymmetryVelocityBC
boundary = 'bottom'
variable = superficial_vel_y
u = superficial_vel_x
v = superficial_vel_y
mu = ${mu}
momentum_component = 'y'
[]
[symmetry-p]
type = INSFVSymmetryPressureBC
boundary = 'bottom'
variable = pressure
[]
[outlet-p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = 0
[]
[]
[FunctorMaterials]
[darcy]
type = ADGenericVectorFunctorMaterial
prop_names = 'Darcy_coefficient Forchheimer_coefficient'
prop_values = '0.1 0.1 0.1 0.1 0.1 0.1'
[]
[speec]
type = PINSFVSpeedFunctorMaterial
superficial_vel_x = superficial_vel_x
superficial_vel_y = superficial_vel_y
porosity = porosity
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
nl_rel_tol = 1e-11
nl_abs_tol = 1e-14
[]
# Some basic Postprocessors to visually examine the solution
[Postprocessors]
[inlet-p]
type = SideAverageValue
variable = pressure
boundary = 'left'
[]
[outlet-u]
type = SideIntegralVariablePostprocessor
variable = superficial_vel_x
boundary = 'right'
[]
[]
[Outputs]
exodus = true
[]
(modules/navier_stokes/test/tests/postprocessors/flow_rates/conservation_PINSFV.i)
mu=1
rho=1
advected_interp_method='average'
velocity_interp_method='rc'
[Mesh]
inactive = 'mesh internal_boundary_bot internal_boundary_top'
[mesh]
type = CartesianMeshGenerator
dim = 2
dx = '1'
dy = '1 1 1'
ix = '5'
iy = '5 5 5'
subdomain_id = '1
2
3'
[]
[internal_boundary_bot]
type = SideSetsBetweenSubdomainsGenerator
input = mesh
new_boundary = 'internal_bot'
primary_block = 1
paired_block = 2
[]
[internal_boundary_top]
type = SideSetsBetweenSubdomainsGenerator
input = internal_boundary_bot
new_boundary = 'internal_top'
primary_block = 2
paired_block = 3
[]
[diverging_mesh]
type = FileMeshGenerator
file = 'expansion_quad.e'
[]
[]
[Problem]
fv_bcs_integrity_check = true
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
[]
[UserObjects]
[rc]
type = PINSFVRhieChowInterpolator
u = u
v = v
pressure = pressure
porosity = porosity
[]
[]
[Variables]
[u]
type = PINSFVSuperficialVelocityVariable
initial_condition = 0
[]
[v]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1
[]
[pressure]
type = INSFVPressureVariable
[]
[temperature]
type = INSFVEnergyVariable
[]
[]
[AuxVariables]
[advected_density]
order = CONSTANT
family = MONOMIAL
fv = true
initial_condition = ${rho}
[]
[porosity]
order = CONSTANT
family = MONOMIAL
fv = true
initial_condition = 0.5
[]
[]
[FVKernels]
[mass]
type = PINSFVMassAdvection
variable = pressure
rho = ${rho}
[]
[u_advection]
type = PINSFVMomentumAdvection
variable = u
rho = ${rho}
porosity = porosity
momentum_component = 'x'
[]
[u_viscosity]
type = PINSFVMomentumDiffusion
variable = u
force_boundary_execution = true
porosity = porosity
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = PINSFVMomentumPressure
variable = u
momentum_component = 'x'
pressure = pressure
porosity = porosity
[]
[v_advection]
type = PINSFVMomentumAdvection
variable = v
rho = ${rho}
porosity = porosity
momentum_component = 'y'
[]
[v_viscosity]
type = PINSFVMomentumDiffusion
variable = v
force_boundary_execution = true
porosity = porosity
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = PINSFVMomentumPressure
variable = v
momentum_component = 'y'
pressure = pressure
porosity = porosity
[]
[temp_advection]
type = PINSFVEnergyAdvection
variable = temperature
advected_interp_method = 'upwind'
[]
[temp_source]
type = FVBodyForce
variable = temperature
function = 10
block = 1
[]
[]
[FVBCs]
inactive = 'noslip-u noslip-v'
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'bottom'
variable = u
function = 0
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'bottom'
variable = v
function = 1
[]
[noslip-u]
type = INSFVNoSlipWallBC
boundary = 'right'
variable = u
function = 0
[]
[noslip-v]
type = INSFVNoSlipWallBC
boundary = 'right'
variable = v
function = 0
[]
[free-slip-u]
type = INSFVNaturalFreeSlipBC
boundary = 'right'
variable = u
momentum_component = 'x'
[]
[free-slip-v]
type = INSFVNaturalFreeSlipBC
boundary = 'right'
variable = v
momentum_component = 'y'
[]
[axis-u]
type = PINSFVSymmetryVelocityBC
boundary = 'left'
variable = u
u = u
v = v
mu = ${mu}
momentum_component = x
[]
[axis-v]
type = PINSFVSymmetryVelocityBC
boundary = 'left'
variable = v
u = u
v = v
mu = ${mu}
momentum_component = y
[]
[axis-p]
type = INSFVSymmetryPressureBC
boundary = 'left'
variable = pressure
[]
[outlet_p]
type = INSFVOutletPressureBC
boundary = 'top'
variable = pressure
function = 0
[]
[inlet_temp]
type = FVNeumannBC
boundary = 'bottom'
variable = temperature
value = 300
[]
[]
[FunctorMaterials]
[ins_fv]
type = INSFVEnthalpyFunctorMaterial
temperature = 'temperature'
rho = ${rho}
[]
[advected_material_property]
type = ADGenericFunctorMaterial
prop_names = 'advected_rho cp'
prop_values ='${rho} 1'
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_pc_type -sub_pc_factor_shift_type'
petsc_options_value = 'asm 200 lu NONZERO'
line_search = 'none'
nl_rel_tol = 1e-12
[]
[Postprocessors]
[inlet_mass_variable]
type = VolumetricFlowRate
boundary = bottom
vel_x = u
vel_y = v
advected_quantity = advected_density
[]
[inlet_mass_constant]
type = VolumetricFlowRate
boundary = bottom
vel_x = u
vel_y = v
advected_quantity = ${rho}
[]
[inlet_mass_matprop]
type = VolumetricFlowRate
boundary = bottom
vel_x = u
vel_y = v
advected_quantity = 'advected_rho'
[]
[mid1_mass]
type = VolumetricFlowRate
boundary = internal_bot
vel_x = u
vel_y = v
advected_quantity = ${rho}
[]
[mid2_mass]
type = VolumetricFlowRate
boundary = internal_top
vel_x = u
vel_y = v
advected_quantity = ${rho}
[]
[outlet_mass]
type = VolumetricFlowRate
boundary = top
vel_x = u
vel_y = v
advected_quantity = ${rho}
[]
[inlet_momentum_x]
type = VolumetricFlowRate
boundary = bottom
vel_x = u
vel_y = v
advected_quantity = u
[]
[inlet_momentum_y]
type = VolumetricFlowRate
boundary = bottom
vel_x = u
vel_y = v
advected_quantity = v
[]
[mid1_advected_energy]
type = VolumetricFlowRate
boundary = internal_bot
vel_x = u
vel_y = v
advected_quantity = 'rho_cp_temp'
advected_interp_method = 'upwind'
[]
[mid2_advected_energy]
type = VolumetricFlowRate
boundary = internal_top
vel_x = u
vel_y = v
advected_quantity = 'rho_cp_temp'
advected_interp_method = 'upwind'
[]
[outlet_advected_energy]
type = VolumetricFlowRate
boundary = top
vel_x = u
vel_y = v
advected_quantity = 'rho_cp_temp'
advected_interp_method = 'upwind'
[]
[]
[Outputs]
csv = true
[]
(modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/cylindrical/2d-rc-slip.i)
mu = 1.1
rho = 1.1
advected_interp_method = 'average'
velocity_interp_method = 'rc'
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
xmin = 0
xmax = 2
ymin = 0
ymax = 10
nx = 10
ny = 50
[]
[]
[Problem]
coord_type = 'RZ'
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = u
v = v
pressure = pressure
[]
[]
[Variables]
[u]
type = INSFVVelocityVariable
initial_condition = 1
[]
[v]
type = INSFVVelocityVariable
initial_condition = 1
[]
[pressure]
type = INSFVPressureVariable
[]
[]
[FVKernels]
[mass]
type = INSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = INSFVMomentumAdvection
variable = u
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = u
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = u
momentum_component = 'x'
pressure = pressure
[]
[v_advection]
type = INSFVMomentumAdvection
variable = v
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = v
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = v
momentum_component = 'y'
pressure = pressure
[]
[]
[FVBCs]
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'bottom'
variable = u
function = 0
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'bottom'
variable = v
function = 1
[]
[free-slip-wall-u]
type = INSFVNaturalFreeSlipBC
boundary = 'right'
variable = u
momentum_component = 'x'
[]
[free-slip-wall-v]
type = INSFVNaturalFreeSlipBC
boundary = 'right'
variable = v
momentum_component = 'y'
[]
[outlet-p]
type = INSFVOutletPressureBC
boundary = 'top'
variable = pressure
function = 0
[]
[axis-u]
type = INSFVSymmetryVelocityBC
boundary = 'left'
variable = u
u = u
v = v
mu = ${mu}
momentum_component = x
[]
[axis-v]
type = INSFVSymmetryVelocityBC
boundary = 'left'
variable = v
u = u
v = v
mu = ${mu}
momentum_component = y
[]
[axis-p]
type = INSFVSymmetryPressureBC
boundary = 'left'
variable = pressure
[]
[]
[Postprocessors]
[in]
type = SideIntegralVariablePostprocessor
variable = v
boundary = 'bottom'
outputs = 'csv'
[]
[out]
type = SideIntegralVariablePostprocessor
variable = v
boundary = 'top'
outputs = 'csv'
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
nl_rel_tol = 1e-12
[]
[Outputs]
exodus = true
csv = true
[]
(modules/navier_stokes/test/tests/finite_volume/materials/ergun/ergun.i)
# This file simulates flow of fluid in a porous elbow for the purpose of verifying
# correct implementation of the various different solution variable sets. This input
# tests correct implementation of the primitive superficial variable set. Flow enters on the top
# and exits on the right. Because the purpose is only to test the equivalence of
# different equation sets, no solid energy equation is included.
porosity_left = 0.4
porosity_right = 0.6
pebble_diameter = 0.06
mu = 1.81e-5 # This has been increased to avoid refining the mesh
M = 28.97e-3
R = 8.3144598
# inlet mass flowrate, kg/s
mdot = -10.0
# inlet mass flux (superficial)
mflux_in_superficial = ${fparse mdot / (pi * 0.5 * 0.5)}
# inlet mass flux (interstitial)
mflux_in_interstitial = ${fparse mflux_in_superficial / porosity_left}
p_initial = 201325.0
T_initial = 300.0
rho_initial = ${fparse p_initial / T_initial * M / R}
vel_y_initial = ${fparse mflux_in_interstitial / rho_initial}
vel_x_initial = 0.0
superficial_vel_y_initial = ${fparse mflux_in_superficial / rho_initial}
superficial_vel_x_initial = 1e-12
# Computation parameters
velocity_interp_method = 'rc'
advected_interp_method = 'upwind'
# ==============================================================================
# GEOMETRY AND MESH
# ==============================================================================
[Mesh]
[fmg]
type = FileMeshGenerator
file = 'ergun_in.e'
[]
coord_type = RZ
[]
[UserObjects]
[rc]
type = PINSFVRhieChowInterpolator
u = superficial_vel_x
v = superficial_vel_y
pressure = pressure
porosity = porosity
[]
[]
[GlobalParams]
porosity = porosity
pebble_diameter = ${pebble_diameter}
fp = fp
# rho for the kernels. Must match fluid property!
rho = ${rho_initial}
fv = true
velocity_interp_method = ${velocity_interp_method}
advected_interp_method = ${advected_interp_method}
# behavior at time of test creation
two_term_boundary_expansion = false
rhie_chow_user_object = 'rc'
[]
# ==============================================================================
# VARIABLES AND KERNELS
# ==============================================================================
[Variables]
[pressure]
type = INSFVPressureVariable
initial_condition = ${p_initial}
[]
[superficial_vel_x]
type = PINSFVSuperficialVelocityVariable
initial_condition = ${superficial_vel_x_initial}
[]
[superficial_vel_y]
type = PINSFVSuperficialVelocityVariable
initial_condition = ${superficial_vel_y_initial}
[]
[]
[FVKernels]
# Mass Equation.
[mass]
type = PINSFVMassAdvection
variable = 'pressure'
[]
# Momentum x component equation.
[vel_x_time]
type = PINSFVMomentumTimeDerivative
variable = 'superficial_vel_x'
momentum_component = 'x'
[]
[vel_x_advection]
type = PINSFVMomentumAdvection
variable = 'superficial_vel_x'
momentum_component = 'x'
[]
[vel_x_viscosity]
type = PINSFVMomentumDiffusion
variable = 'superficial_vel_x'
momentum_component = 'x'
mu = 'mu'
[]
[u_pressure]
type = PINSFVMomentumPressure
variable = 'superficial_vel_x'
pressure = pressure
momentum_component = 'x'
[]
[u_friction]
type = PINSFVMomentumFriction
variable = 'superficial_vel_x'
Darcy_name = 'Darcy_coefficient'
Forchheimer_name = 'Forchheimer_coefficient'
momentum_component = 'x'
speed = speed
mu = 'mu'
[]
# Momentum y component equation.
[vel_y_time]
type = PINSFVMomentumTimeDerivative
variable = 'superficial_vel_y'
momentum_component = 'y'
[]
[vel_y_advection]
type = PINSFVMomentumAdvection
variable = 'superficial_vel_y'
momentum_component = 'y'
[]
[vel_y_viscosity]
type = PINSFVMomentumDiffusion
variable = 'superficial_vel_y'
momentum_component = 'y'
mu = 'mu'
[]
[v_pressure]
type = PINSFVMomentumPressure
variable = 'superficial_vel_y'
pressure = pressure
momentum_component = 'y'
[]
[v_friction]
type = PINSFVMomentumFriction
variable = 'superficial_vel_y'
Darcy_name = 'Darcy_coefficient'
Forchheimer_name = 'Forchheimer_coefficient'
momentum_component = 'y'
mu = 'mu'
speed = speed
[]
[gravity]
type = PINSFVMomentumGravity
variable = 'superficial_vel_y'
gravity = '0 -9.81 0'
momentum_component = 'y'
[]
[]
# ==============================================================================
# AUXVARIABLES AND AUXKERNELS
# ==============================================================================
[AuxVariables]
[T_fluid]
initial_condition = ${T_initial}
order = CONSTANT
family = MONOMIAL
[]
[vel_x]
initial_condition = ${fparse vel_x_initial}
order = CONSTANT
family = MONOMIAL
[]
[vel_y]
initial_condition = ${fparse vel_y_initial}
order = CONSTANT
family = MONOMIAL
[]
[porosity_out]
type = MooseVariableFVReal
[]
[]
[AuxKernels]
[vel_x]
type = FunctorAux
variable = vel_x
functor = vel_x_mat
[]
[vel_y]
type = FunctorAux
variable = vel_y
functor = vel_y_mat
[]
[porosity_out]
type = FunctorAux
variable = porosity_out
functor = porosity
[]
[]
# ==============================================================================
# FLUID PROPERTIES, MATERIALS AND USER OBJECTS
# ==============================================================================
[FluidProperties]
[fp]
type = IdealGasFluidProperties
k = 0.0
mu = ${mu}
gamma = 1.4
molar_mass = ${M}
[]
[]
[FunctorMaterials]
[enthalpy]
type = INSFVEnthalpyMaterial
temperature = 'T_fluid'
[]
[speed]
type = PINSFVSpeedFunctorMaterial
superficial_vel_x = 'superficial_vel_x'
superficial_vel_y = 'superficial_vel_y'
porosity = porosity
vel_x = vel_x_mat
vel_y = vel_y_mat
[]
[kappa]
type = FunctorKappaFluid
[]
[const_Fdrags_mat]
type = FunctorErgunDragCoefficients
porosity = porosity
[]
[fluidprops]
type = GeneralFunctorFluidProps
mu_rampdown = mu_func
porosity = porosity
characteristic_length = ${pebble_diameter}
T_fluid = 'T_fluid'
pressure = 'pressure'
speed = 'speed'
[]
[]
d = 0.05
[Functions]
[mu_func]
type = PiecewiseLinear
x = '1 3 5 10 15 20'
y = '1e5 1e4 1e3 1e2 1e1 1'
[]
[real_porosity_function]
type = ParsedFunction
expression = 'if (x < 0.6 - ${d}, ${porosity_left}, if (x > 0.6 + ${d}, ${porosity_right},
(x-(0.6-${d}))/(2*${d})*(${porosity_right}-${porosity_left}) + ${porosity_left}))'
[]
[porosity]
type = ParsedFunction
expression = 'if (x < 0.6 - ${d}, ${porosity_left}, if (x > 0.6 + ${d}, ${porosity_right},
(x-(0.6-${d}))/(2*${d})*(${porosity_right}-${porosity_left}) + ${porosity_left}))'
[]
[]
# ==============================================================================
# BOUNDARY CONDITIONS
# ==============================================================================
[FVBCs]
[outlet_p]
type = INSFVOutletPressureBC
variable = 'pressure'
function = ${p_initial}
boundary = 'right'
[]
## No or Free slip BC
[free-slip-wall-x]
type = INSFVNaturalFreeSlipBC
boundary = 'bottom wall_1 wall_2 left'
variable = superficial_vel_x
momentum_component = 'x'
[]
[free-slip-wall-y]
type = INSFVNaturalFreeSlipBC
boundary = 'bottom wall_1 wall_2 left'
variable = superficial_vel_y
momentum_component = 'y'
[]
## Symmetry
[symmetry-x]
type = PINSFVSymmetryVelocityBC
boundary = 'left'
variable = superficial_vel_x
u = superficial_vel_x
v = superficial_vel_y
mu = 'mu'
momentum_component = 'x'
[]
[symmetry-y]
type = PINSFVSymmetryVelocityBC
boundary = 'left'
variable = superficial_vel_y
u = superficial_vel_x
v = superficial_vel_y
mu = 'mu'
momentum_component = 'y'
[]
[symmetry-p]
type = INSFVSymmetryPressureBC
boundary = 'left'
variable = 'pressure'
[]
## inlet
[inlet_vel_x]
type = INSFVInletVelocityBC
variable = 'superficial_vel_x'
function = ${superficial_vel_x_initial}
boundary = 'top'
[]
[inlet_vel_y]
type = INSFVInletVelocityBC
variable = 'superficial_vel_y'
function = ${superficial_vel_y_initial}
boundary = 'top'
[]
[]
# ==============================================================================
# EXECUTION PARAMETERS
# ==============================================================================
[Executioner]
type = Transient
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -sub_pc_type -sub_pc_factor_shift_type -ksp_gmres_restart'
petsc_options_value = 'asm lu NONZERO 200'
line_search = 'none'
# Problem time parameters
dtmin = 0.01
dtmax = 2000
end_time = 3000
# must be the same as the fluid
# Iterations parameters
l_max_its = 50
l_tol = 1e-8
nl_max_its = 25
# nl_rel_tol = 5e-7
nl_abs_tol = 2e-7
# Automatic scaling
automatic_scaling = true
verbose = true
[TimeStepper]
type = IterationAdaptiveDT
dt = 0.025
cutback_factor = 0.5
growth_factor = 2.0
[]
# Steady state detection.
steady_state_detection = true
steady_state_tolerance = 1e-7
steady_state_start_time = 400
[]
# ==============================================================================
# POSTPROCESSORS DEBUG AND OUTPUTS
# ==============================================================================
[Postprocessors]
[mass_flow_in]
type = VolumetricFlowRate
boundary = 'top'
vel_x = 'superficial_vel_x'
vel_y = 'superficial_vel_y'
advected_quantity = ${rho_initial}
execute_on = 'INITIAL TIMESTEP_END'
[]
[mass_flow_out]
type = VolumetricFlowRate
boundary = 'right'
vel_x = 'superficial_vel_x'
vel_y = 'superficial_vel_y'
advected_quantity = ${rho_initial}
execute_on = 'INITIAL TIMESTEP_END'
[]
[p_in]
type = SideAverageValue
variable = pressure
boundary = 'top'
[]
[dP]
type = LinearCombinationPostprocessor
pp_names = 'p_in'
pp_coefs = '1.0'
b = ${fparse -p_initial}
[]
[]
[Outputs]
exodus = true
print_linear_residuals = false
[]
(modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/porosity_jump/2d-rc-epsjump.i)
mu=1.1
rho=1.1
advected_interp_method='upwind'
velocity_interp_method='rc'
[Mesh]
[mesh]
type = CartesianMeshGenerator
dim = 2
dx = '1 1'
dy = '0.5'
ix = '30 30'
iy = '20'
subdomain_id = '1 2'
[]
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
porosity = porosity
[]
[UserObjects]
[rc]
type = PINSFVRhieChowInterpolator
u = u
v = v
porosity = porosity
pressure = pressure
[]
[]
[Variables]
[u]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1
[]
[v]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1e-6
[]
[pressure]
type = INSFVPressureVariable
[]
[]
[AuxVariables]
[porosity]
type = MooseVariableFVReal
[]
[]
[ICs]
inactive = 'porosity_continuous'
[porosity_1]
type = ConstantIC
variable = porosity
block = 1
value = 1
[]
[porosity_2]
type = ConstantIC
variable = porosity
block = 2
value = 0.5
[]
[porosity_continuous]
type = FunctionIC
variable = porosity
block = '1 2'
function = smooth_jump
[]
[]
[Functions]
[smooth_jump]
type = ParsedFunction
expression = '1 - 0.5 * 1 / (1 + exp(-30*(x-1)))'
[]
[]
[FVKernels]
[mass]
type = PINSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = PINSFVMomentumAdvection
variable = u
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = PINSFVMomentumDiffusion
variable = u
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = PINSFVMomentumPressure
variable = u
pressure = pressure
momentum_component = 'x'
[]
[v_advection]
type = PINSFVMomentumAdvection
variable = v
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = PINSFVMomentumDiffusion
variable = v
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = PINSFVMomentumPressure
variable = v
pressure = pressure
momentum_component = 'y'
[]
[]
[FVBCs]
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = u
function = '1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = v
function = 0
[]
[walls-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom'
variable = u
momentum_component = 'x'
[]
[walls-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom'
variable = v
momentum_component = 'y'
[]
[outlet_p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = 0.4
[]
[]
[FunctorMaterials]
inactive = 'smooth'
[jump]
type = ADPiecewiseByBlockFunctorMaterial
prop_name = 'porosity'
subdomain_to_prop_value = '1 1
2 0.5'
[]
[smooth]
type = ADGenericFunctionFunctorMaterial
prop_names = 'porosity'
prop_values = 'smooth_jump'
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
line_search = 'none'
nl_rel_tol = 1e-10
[]
[Postprocessors]
[inlet_p]
type = SideAverageValue
variable = 'pressure'
boundary = 'left'
[]
[outlet-u]
type = SideIntegralVariablePostprocessor
variable = u
boundary = 'right'
[]
[]
[Outputs]
exodus = true
csv = false
[]
(modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/porosity_jump/bernoulli-2d.i)
rho=1.1
advected_interp_method='upwind'
velocity_interp_method='rc'
[Mesh]
[mesh]
type = CartesianMeshGenerator
dim = 2
dx = '1 1'
dy = '0.5'
ix = '3 3'
iy = '2'
subdomain_id = '1 2'
[]
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
porosity = porosity
[]
[UserObjects]
[rc]
type = PINSFVRhieChowInterpolator
u = u
v = v
porosity = porosity
pressure = pressure
[]
[]
[Variables]
[u]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1
[]
[v]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1e-6
[]
[pressure]
type = BernoulliPressureVariable
u = u
v = v
porosity = porosity
rho = ${rho}
[]
[]
[AuxVariables]
[porosity]
type = PiecewiseConstantVariable
[]
[]
[ICs]
[porosity_1]
type = ConstantIC
variable = porosity
block = 1
value = 1
[]
[porosity_2]
type = ConstantIC
variable = porosity
block = 2
value = 0.5
[]
[]
[FVKernels]
[mass]
type = PINSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = PINSFVMomentumAdvection
variable = u
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_pressure]
type = PINSFVMomentumPressure
variable = u
pressure = pressure
momentum_component = 'x'
[]
[v_advection]
type = PINSFVMomentumAdvection
variable = v
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'y'
[]
[v_pressure]
type = PINSFVMomentumPressure
variable = v
pressure = pressure
momentum_component = 'y'
[]
[]
[FVBCs]
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = u
function = '1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = v
function = 0
[]
[walls-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom'
variable = u
momentum_component = 'x'
[]
[walls-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom'
variable = v
momentum_component = 'y'
[]
[outlet_p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = 0.4
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
line_search = 'none'
nl_rel_tol = 1e-10
[]
[Postprocessors]
[inlet_p]
type = SideAverageValue
variable = 'pressure'
boundary = 'left'
[]
[outlet-u]
type = SideIntegralVariablePostprocessor
variable = u
boundary = 'right'
[]
[]
[Outputs]
exodus = true
csv = true
[]
(modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/cylindrical/diverging.i)
mu = 1
rho = 1
advected_interp_method = 'average'
velocity_interp_method = 'rc'
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = u
v = v
pressure = pressure
[]
[]
[Mesh]
file = diverging.msh
uniform_refine = 2
[]
[Problem]
coord_type = 'RZ'
[]
[Variables]
[u]
type = INSFVVelocityVariable
initial_condition = 1e-15
[]
[v]
type = INSFVVelocityVariable
initial_condition = 1e-15
[]
[pressure]
type = INSFVPressureVariable
[]
[]
[FVKernels]
[mass]
type = INSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = INSFVMomentumAdvection
variable = u
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = u
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = u
momentum_component = 'x'
pressure = pressure
[]
[v_advection]
type = INSFVMomentumAdvection
variable = v
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'y'
# we can think of the axis as a slip wall boundary, no normal velocity and no viscous shear
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = v
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = v
momentum_component = 'y'
pressure = pressure
[]
[]
[FVBCs]
active = 'inlet-u inlet-v free-slip-wall-u free-slip-wall-v outlet-p axis-u axis-v'
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'bottom'
variable = u
function = 0
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'bottom'
variable = v
function = 1
[]
[free-slip-wall-u]
type = INSFVNaturalFreeSlipBC
boundary = 'right'
variable = u
momentum_component = 'x'
[]
[free-slip-wall-v]
type = INSFVNaturalFreeSlipBC
boundary = 'right'
variable = v
momentum_component = 'y'
[]
[no-slip-wall-u]
type = INSFVNoSlipWallBC
boundary = 'right'
variable = u
function = 0
[]
[no-slip-wall-v]
type = INSFVNoSlipWallBC
boundary = 'right'
variable = v
function = 0
[]
[outlet-p]
type = INSFVOutletPressureBC
boundary = 'top'
variable = pressure
function = 0
[]
[axis-u]
type = INSFVSymmetryVelocityBC
boundary = 'left'
variable = u
u = u
v = v
mu = ${mu}
momentum_component = x
[]
[axis-v]
type = INSFVSymmetryVelocityBC
boundary = 'left'
variable = v
u = u
v = v
mu = ${mu}
momentum_component = y
[]
[axis-p]
type = INSFVSymmetryPressureBC
boundary = 'left'
variable = pressure
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
nl_rel_tol = 1e-12
[]
[Debug]
show_var_residual_norms = true
[]
[Postprocessors]
[in]
type = SideIntegralVariablePostprocessor
variable = v
boundary = 'bottom'
[]
[out]
type = SideIntegralVariablePostprocessor
variable = v
boundary = 'top'
[]
[num_lin]
type = NumLinearIterations
outputs = 'console'
[]
[num_nl]
type = NumNonlinearIterations
outputs = 'console'
[]
[cum_lin]
type = CumulativeValuePostprocessor
outputs = 'console'
postprocessor = 'num_lin'
[]
[cum_nl]
type = CumulativeValuePostprocessor
outputs = 'console'
postprocessor = 'num_nl'
[]
[]
[Outputs]
exodus = true
csv = true
[]
(modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/3d-rc.i)
mu = 1.1
rho = 1.1
advected_interp_method = 'average'
velocity_interp_method = 'rc'
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 3
xmin = 0
xmax = 10
ymin = -1
ymax = 1
zmin = -1
zmax = 1
nx = 21
ny = 7
nz = 7
[]
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = u
v = v
w = w
pressure = pressure
[]
[]
[Variables]
[u]
type = INSFVVelocityVariable
initial_condition = 1
[]
[v]
type = INSFVVelocityVariable
initial_condition = 1e-6
[]
[w]
type = INSFVVelocityVariable
initial_condition = 1e-6
[]
[pressure]
type = INSFVPressureVariable
[]
[]
[FVKernels]
[mass]
type = INSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = INSFVMomentumAdvection
variable = u
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = u
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = u
momentum_component = 'x'
pressure = pressure
[]
[v_advection]
type = INSFVMomentumAdvection
variable = v
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = v
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = v
momentum_component = 'y'
pressure = pressure
[]
[w_advection]
type = INSFVMomentumAdvection
variable = w
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'z'
[]
[w_viscosity]
type = INSFVMomentumDiffusion
variable = w
mu = ${mu}
momentum_component = 'z'
[]
[w_pressure]
type = INSFVMomentumPressure
variable = w
momentum_component = 'z'
pressure = pressure
[]
[]
[FVBCs]
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = u
function = '1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = v
function = 0
[]
[inlet-w]
type = INSFVInletVelocityBC
boundary = 'left'
variable = w
function = 0
[]
[walls-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom front back'
variable = u
momentum_component = 'x'
[]
[walls-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom front back'
variable = v
momentum_component = 'y'
[]
[walls-w]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom front back'
variable = w
momentum_component = 'z'
[]
[outlet_p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = 0
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_pc_type -sub_pc_factor_shift_type'
petsc_options_value = 'asm 100 lu NONZERO'
line_search = 'none'
nl_abs_tol = 1e-13
[]
[Outputs]
exodus = true
csv = true
[]
(modules/navier_stokes/test/tests/finite_volume/controls/switch-pressure-bc/test.i)
rho = 1
mu = 1
l = 1
velocity_interp_method = 'rc'
advected_interp_method = 'upwind'
outlet_pressure = 1e5
inlet_v = 1
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
xmin = 0
xmax = ${l}
ymin = 0
ymax = 1
nx = 4
ny = 2
[]
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = vel_x
v = vel_y
pressure = pressure
[]
[]
[Variables]
[vel_x]
type = INSFVVelocityVariable
initial_condition = ${inlet_v}
[]
[vel_y]
type = INSFVVelocityVariable
[]
[pressure]
type = INSFVPressureVariable
initial_condition = ${outlet_pressure}
[]
[]
[FVKernels]
[mass]
type = INSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = INSFVMomentumAdvection
variable = vel_x
velocity_interp_method = ${velocity_interp_method}
advected_interp_method = ${advected_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = vel_x
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = vel_x
momentum_component = 'x'
pressure = pressure
[]
[v_advection]
type = INSFVMomentumAdvection
variable = vel_y
velocity_interp_method = ${velocity_interp_method}
advected_interp_method = ${advected_interp_method}
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = vel_y
momentum_component = 'y'
mu = ${mu}
[]
[v_pressure]
type = INSFVMomentumPressure
variable = vel_y
momentum_component = 'y'
pressure = pressure
[]
[]
[FVBCs]
[free_slip_x]
type = INSFVNaturalFreeSlipBC
variable = vel_x
boundary = 'top bottom'
momentum_component = 'x'
[]
[free_slip_y]
type = INSFVNaturalFreeSlipBC
variable = vel_y
boundary = 'top bottom'
momentum_component = 'y'
[]
# Inlet
[inlet_u]
type = INSFVInletVelocityBC
variable = vel_x
boundary = 'left'
function = ${inlet_v}
[]
[inlet_u_later]
type = INSFVInletVelocityBC
variable = vel_x
boundary = 'right'
function = ${fparse -1 * inlet_v}
enable = false
[]
[inlet_v]
type = INSFVInletVelocityBC
variable = vel_y
boundary = 'left'
function = 0
[]
[inlet_v_later]
type = INSFVInletVelocityBC
variable = vel_y
boundary = 'right'
function = 0
enable = false
[]
[outlet_p]
type = INSFVOutletPressureBC
variable = pressure
boundary = 'right'
function = ${outlet_pressure}
[]
[outlet_p_later]
type = INSFVOutletPressureBC
variable = pressure
boundary = 'left'
function = ${fparse 2 * outlet_pressure}
enable = false
[]
[]
[Functions]
[conditional_function]
type = ParsedFunction
expression = 't > 1.5'
[]
[]
[Controls]
[p_threshold]
type = ConditionalFunctionEnableControl
conditional_function = conditional_function
disable_objects = 'FVBCs::outlet_p FVBCs::inlet_u FVBCs::inlet_v'
enable_objects = 'FVBCs::outlet_p_later FVBCs::inlet_u_later FVBCs::inlet_v_later'
execute_on = 'INITIAL TIMESTEP_BEGIN'
[]
[]
[FunctorMaterials]
[const_functor]
type = ADGenericFunctorMaterial
prop_names = 'rho mu'
prop_values = '${rho} ${mu}'
[]
[]
[Postprocessors]
[pressure_right]
type = SideAverageValue
variable = pressure
boundary = right
[]
[pressure_left]
type = SideAverageValue
variable = pressure
boundary = right
[]
[]
[Executioner]
type = Transient
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
end_time = 3
line_search = 'bt'
nl_abs_tol = 1e-8
abort_on_solve_fail = true
[]
[Outputs]
csv = true
[]
(modules/navier_stokes/test/tests/postprocessors/flow_rates/conservation_INSFV.i)
mu=1
rho=1
advected_interp_method='average'
velocity_interp_method='rc'
[GlobalParams]
rhie_chow_user_object = 'rc'
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = u
v = v
pressure = pressure
[]
[]
[Mesh]
inactive = 'mesh internal_boundary_bot internal_boundary_top'
[mesh]
type = CartesianMeshGenerator
dim = 2
dx = '1'
dy = '1 1 1'
ix = '5'
iy = '5 5 5'
subdomain_id = '1
2
3'
[]
[internal_boundary_bot]
type = SideSetsBetweenSubdomainsGenerator
input = mesh
new_boundary = 'internal_bot'
primary_block = 1
paired_block = 2
[]
[internal_boundary_top]
type = SideSetsBetweenSubdomainsGenerator
input = internal_boundary_bot
new_boundary = 'internal_top'
primary_block = 2
paired_block = 3
[]
[diverging_mesh]
type = FileMeshGenerator
file = 'expansion_quad.e'
[]
[]
[Variables]
[u]
type = INSFVVelocityVariable
initial_condition = 0
[]
[v]
type = INSFVVelocityVariable
initial_condition = 1
[]
[pressure]
type = INSFVPressureVariable
[]
[temperature]
type = INSFVEnergyVariable
[]
[]
[AuxVariables]
[advected_density]
type = MooseVariableFVReal
initial_condition = ${rho}
[]
[]
[FVKernels]
[mass]
type = INSFVMassAdvection
variable = pressure
rho = ${rho}
[]
[u_advection]
type = INSFVMomentumAdvection
variable = u
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = u
mu = ${mu}
force_boundary_execution = true
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = u
momentum_component = 'x'
pressure = pressure
[]
[v_advection]
type = INSFVMomentumAdvection
variable = v
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = v
mu = ${mu}
force_boundary_execution = true
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = v
momentum_component = 'y'
pressure = pressure
[]
[temp_advection]
type = INSFVEnergyAdvection
variable = temperature
advected_interp_method = 'upwind'
[]
[temp_source]
type = FVBodyForce
variable = temperature
function = 10
block = 1
[]
[]
[FVBCs]
inactive = 'noslip-u noslip-v'
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'bottom'
variable = u
function = 0
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'bottom'
variable = v
function = 1
[]
[noslip-u]
type = INSFVNoSlipWallBC
boundary = 'right'
variable = u
function = 0
[]
[noslip-v]
type = INSFVNoSlipWallBC
boundary = 'right'
variable = v
function = 0
[]
[free-slip-u]
type = INSFVNaturalFreeSlipBC
boundary = 'right'
variable = u
momentum_component = 'x'
[]
[free-slip-v]
type = INSFVNaturalFreeSlipBC
boundary = 'right'
variable = v
momentum_component = 'y'
[]
[axis-u]
type = INSFVSymmetryVelocityBC
boundary = 'left'
variable = u
u = u
v = v
mu = ${mu}
momentum_component = x
[]
[axis-v]
type = INSFVSymmetryVelocityBC
boundary = 'left'
variable = v
u = u
v = v
mu = ${mu}
momentum_component = y
[]
[axis-p]
type = INSFVSymmetryPressureBC
boundary = 'left'
variable = pressure
[]
[outlet_p]
type = INSFVOutletPressureBC
boundary = 'top'
variable = pressure
function = 0
[]
[inlet_temp]
type = FVNeumannBC
boundary = 'bottom'
variable = temperature
value = 300
[]
[]
[FunctorMaterials]
[ins_fv]
type = INSFVEnthalpyFunctorMaterial
temperature = 'temperature'
rho = ${rho}
[]
[advected_material_property]
type = ADGenericFunctorMaterial
prop_names = 'advected_rho cp'
prop_values ='${rho} 1'
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_pc_type -sub_pc_factor_shift_type'
petsc_options_value = 'asm 200 lu NONZERO'
line_search = 'none'
nl_rel_tol = 1e-12
[]
[Postprocessors]
[inlet_mass_variable]
type = VolumetricFlowRate
boundary = bottom
vel_x = u
vel_y = v
advected_quantity = advected_density
[]
[inlet_mass_constant]
type = VolumetricFlowRate
boundary = bottom
vel_x = u
vel_y = v
advected_quantity = ${rho}
[]
[inlet_mass_matprop]
type = VolumetricFlowRate
boundary = bottom
vel_x = u
vel_y = v
advected_quantity = 'advected_rho'
[]
[mid1_mass]
type = VolumetricFlowRate
boundary = internal_bot
vel_x = u
vel_y = v
advected_quantity = ${rho}
[]
[mid2_mass]
type = VolumetricFlowRate
boundary = internal_top
vel_x = u
vel_y = v
advected_quantity = ${rho}
[]
[outlet_mass]
type = VolumetricFlowRate
boundary = top
vel_x = u
vel_y = v
advected_quantity = ${rho}
[]
[inlet_momentum_x]
type = VolumetricFlowRate
boundary = bottom
vel_x = u
vel_y = v
advected_quantity = u
[]
[inlet_momentum_y]
type = VolumetricFlowRate
boundary = bottom
vel_x = u
vel_y = v
advected_quantity = v
[]
[mid1_advected_energy]
type = VolumetricFlowRate
boundary = internal_bot
vel_x = u
vel_y = v
advected_quantity = 'rho_cp_temp'
advected_interp_method = 'upwind'
[]
[mid2_advected_energy]
type = VolumetricFlowRate
boundary = internal_top
vel_x = u
vel_y = v
advected_quantity = 'rho_cp_temp'
advected_interp_method = 'upwind'
[]
[outlet_advected_energy]
type = VolumetricFlowRate
boundary = top
vel_x = u
vel_y = v
advected_quantity = 'rho_cp_temp'
advected_interp_method = 'upwind'
[]
[]
[Outputs]
csv = true
[]
(modules/navier_stokes/test/tests/finite_volume/ins/lid-driven/rz-gravity-quiescent-fluid.i)
mu = .01
rho = 1
[GlobalParams]
velocity_interp_method = 'rc'
advected_interp_method = 'average'
two_term_boundary_expansion = true
rhie_chow_user_object = 'rc'
[]
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
xmin = 1
xmax = 2
ymin = 0
ymax = 1
nx = 10
ny = 10
[]
[]
[Problem]
coord_type = 'RZ'
[]
[Variables]
[u]
type = INSFVVelocityVariable
[]
[v]
type = INSFVVelocityVariable
[]
[pressure]
type = INSFVPressureVariable
[]
[lambda]
family = SCALAR
order = FIRST
[]
[]
[AuxVariables]
[U]
order = CONSTANT
family = MONOMIAL
fv = true
[]
[]
[AuxKernels]
[mag]
type = VectorMagnitudeAux
variable = U
x = u
y = v
[]
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = u
v = v
pressure = pressure
[]
[]
[FVKernels]
[mass]
type = INSFVMassAdvection
variable = pressure
rho = ${rho}
[]
[mean_zero_pressure]
type = FVIntegralValueConstraint
variable = pressure
lambda = lambda
[]
[u_advection]
type = INSFVMomentumAdvection
variable = u
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = u
mu = 'mu'
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = u
momentum_component = 'x'
pressure = pressure
[]
[u_gravity]
type = INSFVMomentumGravity
variable = u
momentum_component = 'x'
rho = ${rho}
gravity = '0 -1 0'
[]
[v_advection]
type = INSFVMomentumAdvection
variable = v
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = v
mu = 'mu'
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = v
momentum_component = 'y'
pressure = pressure
[]
[v_gravity]
type = INSFVMomentumGravity
variable = v
momentum_component = 'y'
rho = ${rho}
gravity = '0 -1 0'
[]
[]
[FVBCs]
[free_slip_x]
type = INSFVNaturalFreeSlipBC
variable = u
boundary = 'left right top bottom'
momentum_component = 'x'
[]
[free_slip_y]
type = INSFVNaturalFreeSlipBC
variable = v
boundary = 'left right top bottom'
momentum_component = 'y'
[]
[]
[FunctorMaterials]
[mu]
type = ADGenericFunctorMaterial
prop_names = 'mu'
prop_values = '${mu}'
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
nl_rel_tol = 1e-12
[]
[Outputs]
exodus = true
[]
(modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/segregated/2d/2d-segregated-velocity-rz-slip.i)
mu = 2.6
rho = 1.0
advected_interp_method = 'average'
velocity_interp_method = 'rc'
pressure_tag = "pressure_grad"
[Mesh]
coord_type = 'RZ'
rz_coord_axis = X
[mesh]
type = CartesianMeshGenerator
dim = 2
dx = '1.25'
dy = '0.2'
ix = '30'
iy = '7'
[]
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[Problem]
nl_sys_names = 'u_system v_system pressure_system'
previous_nl_solution_required = true
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolatorSegregated
u = vel_x
v = vel_y
pressure = pressure
[]
[]
[Variables]
[vel_x]
type = INSFVVelocityVariable
initial_condition = 0.5
nl_sys = u_system
two_term_boundary_expansion = false
[]
[vel_y]
type = INSFVVelocityVariable
initial_condition = 0.0
nl_sys = v_system
two_term_boundary_expansion = false
[]
[pressure]
type = INSFVPressureVariable
nl_sys = pressure_system
initial_condition = 0.2
two_term_boundary_expansion = false
[]
[]
[FVKernels]
inactive = 'u_friction v_friction'
[u_advection]
type = INSFVMomentumAdvection
variable = vel_x
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = vel_x
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = vel_x
momentum_component = 'x'
pressure = pressure
extra_vector_tags = ${pressure_tag}
[]
[u_friction]
type = INSFVMomentumFriction
variable = vel_x
momentum_component = 'y'
linear_coef_name = 'Darcy_coefficient'
quadratic_coef_name = 'Forchheimer_coefficient'
[]
[v_advection]
type = INSFVMomentumAdvection
variable = vel_y
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = vel_y
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = vel_y
momentum_component = 'y'
pressure = pressure
extra_vector_tags = ${pressure_tag}
[]
[v_friction]
type = INSFVMomentumFriction
variable = vel_y
momentum_component = 'y'
linear_coef_name = 'Darcy_coefficient'
quadratic_coef_name = 'Forchheimer_coefficient'
[]
[p_diffusion]
type = FVAnisotropicDiffusion
variable = pressure
coeff = "Ainv"
coeff_interp_method = 'average'
[]
[p_source]
type = FVDivergence
variable = pressure
vector_field = "HbyA"
force_boundary_execution = true
[]
[]
[FVBCs]
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = vel_x
function = '1.1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = vel_y
function = '0.0'
[]
[walls-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top'
variable = vel_x
momentum_component = 'x'
[]
[walls-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top'
variable = vel_y
momentum_component = 'y'
[]
[symmetry_u]
type = INSFVSymmetryVelocityBC
variable = vel_x
boundary = 'bottom'
momentum_component = 'x'
mu = ${mu}
u = vel_x
v = vel_y
[]
[symmetry_v]
type = INSFVSymmetryVelocityBC
variable = vel_y
boundary = 'bottom'
momentum_component = 'y'
mu = ${mu}
u = vel_x
v = vel_y
[]
[symmetry_pressure]
type = INSFVSymmetryPressureBC
boundary = 'bottom'
variable = pressure
[]
[outlet_p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = 1.4
[]
[]
[FunctorMaterials]
[darcy]
type = ADGenericFunctorMaterial
prop_names = 'Darcy_coefficient Forchheimer_coefficient'
prop_values = '0.1 0.1'
[]
[]
[Executioner]
type = SIMPLE
momentum_l_abs_tol = 1e-14
pressure_l_abs_tol = 1e-14
momentum_l_tol = 0
pressure_l_tol = 0
rhie_chow_user_object = 'rc'
momentum_systems = 'u_system v_system'
pressure_system = 'pressure_system'
pressure_gradient_tag = ${pressure_tag}
momentum_equation_relaxation = 0.5
pressure_variable_relaxation = 0.3
num_iterations = 150
pressure_absolute_tolerance = 1e-13
momentum_absolute_tolerance = 1e-13
print_fields = false
[]
[Outputs]
exodus = true
csv = false
perf_graph = false
print_nonlinear_residuals = false
print_linear_residuals = true
[]
(modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/2d-rc-rz-by-parts.i)
mu = 1.1
rho = 1
advected_interp_method = 'average'
velocity_interp_method = 'rc'
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
xmin = 0
xmax = 5
ymin = 0
ymax = 1
nx = 40
ny = 10
[]
coord_type = 'RZ'
rz_coord_axis = 'X'
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = PINSFVRhieChowInterpolator
u = u
v = v
pressure = pressure
porosity = porosity
[]
[]
[Variables]
[u]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1
[]
[v]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1e-6
[]
[pressure]
type = INSFVPressureVariable
[]
[]
[AuxVariables]
[porosity]
family = MONOMIAL
order = CONSTANT
fv = true
initial_condition = 0.5
[]
[]
[FVKernels]
inactive = 'v_pressure_volumetric'
[mass]
type = PINSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = PINSFVMomentumAdvection
variable = u
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
porosity = porosity
momentum_component = 'x'
[]
[u_viscosity]
type = PINSFVMomentumDiffusion
variable = u
mu = ${mu}
porosity = porosity
momentum_component = 'x'
[]
[u_pressure]
type = PINSFVMomentumPressureFlux
variable = u
momentum_component = 'x'
pressure = pressure
porosity = porosity
[]
[u_friction]
type = PINSFVMomentumFriction
variable = u
momentum_component = 'x'
Darcy_name = 'Darcy_coefficient'
Forchheimer_name = 'Forchheimer_coefficient'
rho = ${rho}
speed = speed
mu = ${mu}
[]
[v_advection]
type = PINSFVMomentumAdvection
variable = v
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
porosity = porosity
momentum_component = 'y'
[]
[v_viscosity]
type = PINSFVMomentumDiffusion
variable = v
mu = ${mu}
porosity = porosity
momentum_component = 'y'
[]
[v_pressure_volumetric]
type = PINSFVMomentumPressure
variable = v
momentum_component = 'y'
pressure = pressure
porosity = porosity
[]
[v_pressure_by_parts_flux]
type = PINSFVMomentumPressureFlux
variable = v
momentum_component = 'y'
pressure = pressure
porosity = porosity
[]
[v_pressure_by_parts_volume_term]
type = PNSFVMomentumPressureFluxRZ
variable = v
pressure = pressure
porosity = porosity
momentum_component = 'y'
[]
[v_friction]
type = PINSFVMomentumFriction
variable = v
momentum_component = 'y'
Darcy_name = 'Darcy_coefficient'
Forchheimer_name = 'Forchheimer_coefficient'
rho = ${rho}
speed = speed
mu = ${mu}
[]
[]
[FVBCs]
inactive = 'free-slip-u free-slip-v'
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = u
function = '1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = v
function = 0
[]
[no-slip-u]
type = INSFVNoSlipWallBC
boundary = 'top'
variable = u
function = 0
[]
[no-slip-v]
type = INSFVNoSlipWallBC
boundary = 'top'
variable = v
function = 0
[]
[free-slip-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top'
variable = u
momentum_component = 'x'
[]
[free-slip-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top'
variable = v
momentum_component = 'y'
[]
[symmetry-u]
type = PINSFVSymmetryVelocityBC
boundary = 'bottom'
variable = u
u = u
v = v
mu = ${mu}
momentum_component = 'x'
[]
[symmetry-v]
type = PINSFVSymmetryVelocityBC
boundary = 'bottom'
variable = v
u = u
v = v
mu = ${mu}
momentum_component = 'y'
[]
[symmetry-p]
type = INSFVSymmetryPressureBC
boundary = 'bottom'
variable = pressure
[]
[outlet-p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = 0
[]
[]
[FunctorMaterials]
[darcy]
type = ADGenericVectorFunctorMaterial
prop_names = 'Darcy_coefficient Forchheimer_coefficient'
prop_values = '0.1 0.1 0.1 0.1 0.1 0.1'
[]
[speed]
type = PINSFVSpeedFunctorMaterial
superficial_vel_x = u
superficial_vel_y = v
porosity = porosity
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
line_search = 'none'
nl_rel_tol = 1e-11
nl_abs_tol = 1e-14
[]
# Some basic Postprocessors to visually examine the solution
[Postprocessors]
[inlet-p]
type = SideAverageValue
variable = pressure
boundary = 'left'
[]
[outlet-u]
type = SideIntegralVariablePostprocessor
variable = u
boundary = 'right'
[]
[]
[Outputs]
exodus = true
[]
(modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/2d-rc.i)
mu = 1.1
rho = 1.1
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
xmin = 0
xmax = 5
ymin = 0
ymax = 1
nx = 20
ny = 10
[]
[]
[GlobalParams]
advected_interp_method = 'average'
velocity_interp_method = 'rc'
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = PINSFVRhieChowInterpolator
u = superficial_vel_x
v = superficial_vel_y
pressure = pressure
porosity = porosity
[]
[]
[Variables]
inactive = 'lambda'
[superficial_vel_x]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1
[]
[superficial_vel_y]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1e-6
[]
[pressure]
type = INSFVPressureVariable
[]
[lambda]
family = SCALAR
order = FIRST
[]
[]
[AuxVariables]
[porosity]
family = MONOMIAL
order = CONSTANT
fv = true
initial_condition = 0.5
[]
[]
[FVKernels]
inactive = 'mean-pressure'
[mass]
type = PINSFVMassAdvection
variable = pressure
rho = ${rho}
[]
[u_advection]
type = PINSFVMomentumAdvection
variable = superficial_vel_x
rho = ${rho}
porosity = porosity
momentum_component = 'x'
[]
[u_viscosity]
type = PINSFVMomentumDiffusion
variable = superficial_vel_x
mu = ${mu}
porosity = porosity
momentum_component = 'x'
[]
[u_pressure]
type = PINSFVMomentumPressure
variable = superficial_vel_x
momentum_component = 'x'
pressure = pressure
porosity = porosity
[]
[v_advection]
type = PINSFVMomentumAdvection
variable = superficial_vel_y
rho = ${rho}
porosity = porosity
momentum_component = 'y'
[]
[v_viscosity]
type = PINSFVMomentumDiffusion
variable = superficial_vel_y
mu = ${mu}
porosity = porosity
momentum_component = 'y'
[]
[v_pressure]
type = PINSFVMomentumPressure
variable = superficial_vel_y
momentum_component = 'y'
pressure = pressure
porosity = porosity
[]
[mean-pressure]
type = FVIntegralValueConstraint
variable = pressure
lambda = lambda
phi0 = 0.01
[]
[]
[FVBCs]
# Select desired boundary conditions
active = 'inlet-u inlet-v outlet-p free-slip-u free-slip-v'
# Possible inlet boundary conditions
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = superficial_vel_x
function = '1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = superficial_vel_y
function = 0
[]
[inlet-p]
type = INSFVOutletPressureBC
boundary = 'left'
variable = pressure
function = 1
[]
# Possible wall boundary conditions
[free-slip-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom'
variable = superficial_vel_x
momentum_component = 'x'
[]
[free-slip-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom'
variable = superficial_vel_y
momentum_component = 'y'
[]
[no-slip-u]
type = INSFVNoSlipWallBC
boundary = 'top bottom'
variable = superficial_vel_x
function = 0
[]
[no-slip-v]
type = INSFVNoSlipWallBC
boundary = 'top bottom'
variable = superficial_vel_y
function = 0
[]
[symmetry-u]
type = PINSFVSymmetryVelocityBC
boundary = 'bottom'
variable = superficial_vel_x
u = superficial_vel_x
v = superficial_vel_y
mu = ${mu}
momentum_component = 'x'
[]
[symmetry-v]
type = PINSFVSymmetryVelocityBC
boundary = 'bottom'
variable = superficial_vel_y
u = superficial_vel_x
v = superficial_vel_y
mu = ${mu}
momentum_component = 'y'
[]
[symmetry-p]
type = INSFVSymmetryPressureBC
boundary = 'bottom'
variable = pressure
[]
# Possible outlet boundary conditions
[outlet-p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = 0
[]
[outlet-p-novalue]
type = INSFVMassAdvectionOutflowBC
boundary = 'right'
variable = pressure
u = superficial_vel_x
v = superficial_vel_y
rho = ${rho}
[]
[outlet-u]
type = PINSFVMomentumAdvectionOutflowBC
boundary = 'right'
variable = superficial_vel_x
u = superficial_vel_x
v = superficial_vel_y
porosity = porosity
momentum_component = 'x'
rho = ${rho}
[]
[outlet-v]
type = PINSFVMomentumAdvectionOutflowBC
boundary = 'right'
variable = superficial_vel_y
u = superficial_vel_x
v = superficial_vel_y
porosity = porosity
momentum_component = 'y'
rho = ${rho}
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -ksp_gmres_restart -sub_pc_type -sub_pc_factor_shift_type'
petsc_options_value = 'asm 300 lu NONZERO'
line_search = 'none'
nl_rel_tol = 1e-11
nl_abs_tol = 1e-14
[]
# Some basic Postprocessors to visually examine the solution
[Postprocessors]
[inlet-p]
type = SideIntegralVariablePostprocessor
variable = pressure
boundary = 'left'
[]
[outlet-u]
type = SideIntegralVariablePostprocessor
variable = superficial_vel_x
boundary = 'right'
[]
[]
[Outputs]
exodus = true
[]
(modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/2d-rc.i)
mu = 1.1
rho = 1.1
advected_interp_method = 'average'
velocity_interp_method = 'rc'
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
xmin = 0
xmax = 10
ymin = -1
ymax = 1
nx = 100
ny = 20
[]
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = vel_x
v = vel_y
pressure = pressure
[]
[]
[Variables]
[vel_x]
type = INSFVVelocityVariable
initial_condition = 1
[]
[vel_y]
type = INSFVVelocityVariable
initial_condition = 1
[]
[pressure]
type = INSFVPressureVariable
[]
[]
[FVKernels]
[mass]
type = INSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = INSFVMomentumAdvection
variable = vel_x
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = vel_x
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = vel_x
momentum_component = 'x'
pressure = pressure
[]
[v_advection]
type = INSFVMomentumAdvection
variable = vel_y
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = vel_y
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = vel_y
momentum_component = 'y'
pressure = pressure
[]
[]
[FVBCs]
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = vel_x
function = '1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = vel_y
function = 0
[]
[walls-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom'
variable = vel_x
momentum_component = 'x'
[]
[walls-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom'
variable = vel_y
momentum_component = 'y'
[]
[outlet_p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = 0
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
nl_rel_tol = 1e-12
[]
[Outputs]
exodus = true
csv = true
[]
(modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/one-elem-wide-channel.i)
mu = 1.1
rho = 1.1
advected_interp_method = 'average'
velocity_interp_method = 'rc'
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = u
v = v
pressure = pressure
[]
[]
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
xmin = 0
xmax = 10
ymin = -1
ymax = 1
nx = 5
ny = 1
[]
[]
[Variables]
[u]
type = INSFVVelocityVariable
initial_condition = 1
[]
[v]
type = INSFVVelocityVariable
initial_condition = 1
[]
[pressure]
type = INSFVPressureVariable
[]
[]
[FVKernels]
[mass]
type = INSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = INSFVMomentumAdvection
variable = u
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = u
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = u
momentum_component = 'x'
pressure = pressure
[]
[v_advection]
type = INSFVMomentumAdvection
variable = v
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = v
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = v
momentum_component = 'y'
pressure = pressure
[]
[]
[FVBCs]
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = u
function = '1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = v
function = '0'
[]
[walls-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom'
variable = u
momentum_component = 'x'
[]
[walls-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom'
variable = v
momentum_component = 'y'
[]
[outlet_p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = '0'
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
nl_rel_tol = 1e-12
[]
[Outputs]
exodus = true
csv = true
[]
(modules/navier_stokes/test/tests/finite_volume/ins/variables/caching/3d-rc.i)
mu=1.1
rho=1.1
advected_interp_method='average'
velocity_interp_method='rc'
pressure_cell_gradient_caching = true
velocity_cell_gradient_caching = true
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 3
xmin = 0
xmax = 10
ymin = -1
ymax = 1
zmin = -1
zmax = 1
nx = 15
ny = 5
nz = 5
[]
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = u
v = v
w = w
pressure = pressure
[]
[]
[Variables]
[u]
type = INSFVVelocityVariable
initial_condition = 1
cache_cell_gradients = ${velocity_cell_gradient_caching}
[]
[v]
type = INSFVVelocityVariable
initial_condition = 1e-6
cache_cell_gradients = ${velocity_cell_gradient_caching}
[]
[w]
type = INSFVVelocityVariable
initial_condition = 1e-6
cache_cell_gradients = ${velocity_cell_gradient_caching}
[]
[pressure]
type = INSFVPressureVariable
cache_cell_gradients = ${pressure_cell_gradient_caching}
[]
[]
[FVKernels]
[mass]
type = INSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = INSFVMomentumAdvection
variable = u
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = u
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = u
momentum_component = 'x'
pressure = pressure
[]
[v_advection]
type = INSFVMomentumAdvection
variable = v
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = v
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = v
momentum_component = 'y'
pressure = pressure
[]
[w_advection]
type = INSFVMomentumAdvection
variable = w
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'z'
[]
[w_viscosity]
type = INSFVMomentumDiffusion
variable = w
mu = ${mu}
momentum_component = 'z'
[]
[w_pressure]
type = INSFVMomentumPressure
variable = w
momentum_component = 'z'
pressure = pressure
[]
[]
[FVBCs]
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = u
function = '1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = v
function = 0
[]
[inlet-w]
type = INSFVInletVelocityBC
boundary = 'left'
variable = w
function = 0
[]
[walls-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom front back'
variable = u
momentum_component = 'x'
[]
[walls-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom front back'
variable = v
momentum_component = 'y'
[]
[walls-w]
type = INSFVNaturalFreeSlipBC
boundary = 'top bottom front back'
variable = w
momentum_component = 'z'
[]
[outlet_p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = 0
[]
[]
[Postprocessors]
[physical]
type = MemoryUsage
mem_type = physical_memory
value_type = total
# by default MemoryUsage reports the peak value for the current timestep
# out of all samples that have been taken (at linear and non-linear iterations)
execute_on = 'INITIAL TIMESTEP_END NONLINEAR LINEAR'
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -ksp_gmres_restart'
petsc_options_value = 'asm 100 '
line_search = 'none'
nl_abs_tol = 1e-8
[]
[Outputs]
hide = 'physical'
perf_graph = true
exodus = true
[]
(modules/navier_stokes/test/tests/finite_volume/wcns/boundary_conditions/flux_bcs_reversal.i)
rho = 'rho'
l = 10
inlet_area = 1
velocity_interp_method = 'rc'
advected_interp_method = 'average'
# Artificial fluid properties
# For a real case, use a GeneralFluidFunctorProperties and a viscosity rampdown
# or initialize very well!
k = 1
cp = 1000
mu = 1e2
# Operating conditions
inlet_temp = 300
outlet_pressure = 1e5
inlet_velocity = 0.1
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
xmin = 0
xmax = ${l}
ymin = 0
ymax = 1
nx = 6
ny = 3
[]
[]
[GlobalParams]
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = vel_x
v = vel_y
pressure = pressure
[]
[]
[Variables]
[vel_x]
type = INSFVVelocityVariable
initial_condition = ${inlet_velocity}
[]
[vel_y]
type = INSFVVelocityVariable
initial_condition = 1e-15
[]
[pressure]
type = INSFVPressureVariable
initial_condition = ${outlet_pressure}
[]
[T_fluid]
type = INSFVEnergyVariable
initial_condition = ${inlet_temp}
[]
[scalar]
type = MooseVariableFVReal
initial_condition = 0.1
[]
[lambda]
family = SCALAR
order = FIRST
[]
[]
[AuxVariables]
[power_density]
type = MooseVariableFVReal
initial_condition = 1e6
[]
[]
[FVKernels]
# Mass equation
[mass]
type = INSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[mean_zero_pressure]
type = FVIntegralValueConstraint
variable = pressure
lambda = lambda
phi0 = 0.0
[]
# X component momentum equation
[u_time]
type = WCNSFVMomentumTimeDerivative
variable = vel_x
drho_dt = drho_dt
rho = rho
momentum_component = 'x'
[]
[u_advection]
type = INSFVMomentumAdvection
variable = vel_x
velocity_interp_method = ${velocity_interp_method}
advected_interp_method = ${advected_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = vel_x
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = vel_x
momentum_component = 'x'
pressure = pressure
[]
# Y component momentum equation
[v_time]
type = WCNSFVMomentumTimeDerivative
variable = vel_y
drho_dt = drho_dt
rho = rho
momentum_component = 'y'
[]
[v_advection]
type = INSFVMomentumAdvection
variable = vel_y
velocity_interp_method = ${velocity_interp_method}
advected_interp_method = ${advected_interp_method}
rho = ${rho}
momentum_component = 'y'
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = vel_y
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = vel_y
momentum_component = 'y'
pressure = pressure
[]
# Energy equation
[temp_time]
type = WCNSFVEnergyTimeDerivative
variable = T_fluid
rho = rho
drho_dt = drho_dt
dh_dt = dh_dt
h = h
[]
[temp_conduction]
type = FVDiffusion
coeff = 'k'
variable = T_fluid
[]
[temp_advection]
type = INSFVEnergyAdvection
variable = T_fluid
velocity_interp_method = ${velocity_interp_method}
advected_interp_method = ${advected_interp_method}
[]
[heat_source]
type = FVCoupledForce
variable = T_fluid
v = power_density
[]
# Scalar concentration equation
[scalar_time]
type = FVFunctorTimeKernel
variable = scalar
[]
[scalar_advection]
type = INSFVScalarFieldAdvection
variable = scalar
velocity_interp_method = ${velocity_interp_method}
advected_interp_method = ${advected_interp_method}
[]
[scalar_diffusion]
type = FVDiffusion
variable = scalar
coeff = 1.1
[]
[scalar_source]
type = FVBodyForce
variable = scalar
function = 2.1
[]
[]
[FVBCs]
# Inlet
[inlet_mass]
type = WCNSFVMassFluxBC
variable = pressure
boundary = 'left'
mdot_pp = 'inlet_mdot'
area_pp = 'area_pp_left'
rho = 'rho'
vel_x = vel_x
vel_y = vel_y
[]
[inlet_u]
type = WCNSFVMomentumFluxBC
variable = vel_x
boundary = 'left'
mdot_pp = 'inlet_mdot'
area_pp = 'area_pp_left'
rho = 'rho'
momentum_component = 'x'
vel_x = vel_x
vel_y = vel_y
[]
[inlet_v]
type = WCNSFVMomentumFluxBC
variable = vel_y
boundary = 'left'
mdot_pp = 0
area_pp = 'area_pp_left'
rho = 'rho'
momentum_component = 'y'
vel_x = vel_x
vel_y = vel_y
[]
[inlet_T]
type = WCNSFVEnergyFluxBC
variable = T_fluid
T_fluid = T_fluid
boundary = 'left'
temperature_pp = 'inlet_T'
mdot_pp = 'inlet_mdot'
area_pp = 'area_pp_left'
rho = 'rho'
cp = 'cp'
vel_x = vel_x
vel_y = vel_y
[]
[inlet_scalar]
type = WCNSFVScalarFluxBC
variable = scalar
boundary = 'left'
scalar_value_pp = 'inlet_scalar_value'
mdot_pp = 'inlet_mdot'
area_pp = 'area_pp_left'
rho = 'rho'
vel_x = vel_x
vel_y = vel_y
passive_scalar = scalar
[]
[outlet_mass]
type = WCNSFVMassFluxBC
variable = pressure
boundary = 'right'
mdot_pp = 'outlet_mdot'
area_pp = 'area_pp_left'
rho = 'rho'
vel_x = vel_x
vel_y = vel_y
[]
[outlet_u]
type = WCNSFVMomentumFluxBC
variable = vel_x
boundary = 'right'
mdot_pp = 'outlet_mdot'
area_pp = 'area_pp_left'
rho = 'rho'
momentum_component = 'x'
vel_x = vel_x
vel_y = vel_y
[]
[outlet_v]
type = WCNSFVMomentumFluxBC
variable = vel_y
boundary = 'right'
mdot_pp = 0
area_pp = 'area_pp_left'
rho = 'rho'
momentum_component = 'y'
vel_x = vel_x
vel_y = vel_y
[]
[outlet_T]
type = WCNSFVEnergyFluxBC
variable = T_fluid
T_fluid = T_fluid
boundary = 'right'
temperature_pp = 'inlet_T'
mdot_pp = 'outlet_mdot'
area_pp = 'area_pp_left'
rho = 'rho'
cp = 'cp'
vel_x = vel_x
vel_y = vel_y
[]
[outlet_scalar]
type = WCNSFVScalarFluxBC
variable = scalar
boundary = 'right'
scalar_value_pp = 'inlet_scalar_value'
mdot_pp = 'outlet_mdot'
area_pp = 'area_pp_left'
rho = 'rho'
vel_x = vel_x
vel_y = vel_y
passive_scalar = scalar
[]
# Walls
[no_slip_x]
type = INSFVNaturalFreeSlipBC
variable = vel_x
momentum_component = x
boundary = 'top bottom'
[]
[no_slip_y]
type = INSFVNaturalFreeSlipBC
variable = vel_y
momentum_component = y
boundary = 'top bottom'
[]
[]
# used for the boundary conditions in this example
[Postprocessors]
[inlet_mdot]
type = Receiver
default = ${fparse 1980 * inlet_velocity * inlet_area}
#outputs = none
[]
[outlet_mdot]
type = Receiver
default = ${fparse -1980 * inlet_velocity * inlet_area}
outputs = none
[]
[area_pp_left]
type = AreaPostprocessor
boundary = 'left'
execute_on = 'INITIAL'
outputs = none
[]
[inlet_T]
type = Receiver
default = ${inlet_temp}
outputs = none
[]
[inlet_scalar_value]
type = Receiver
default = 0.2
outputs = none
[]
[left_mdot]
type = VolumetricFlowRate
vel_x = vel_x
vel_y = vel_y
advected_quantity = rho
boundary = left
#advected_interp_method = ${advected_interp_method}
[]
[right_mdot]
type = VolumetricFlowRate
vel_x = vel_x
vel_y = vel_y
advected_quantity = rho
boundary = right
advected_interp_method = upwind #${advected_interp_method}
[]
[]
[FluidProperties]
[fp]
type = FlibeFluidProperties
[]
[]
[FunctorMaterials]
[const_functor]
type = ADGenericFunctorMaterial
prop_names = 'cp k rho'
prop_values = '${cp} ${k} 1980'
[]
#[rho]
# type = RhoFromPTFunctorMaterial
# fp = fp
# temperature = T_fluid
# pressure = pressure
#[]
[ins_fv]
type = INSFVEnthalpyFunctorMaterial
temperature = 'T_fluid'
rho = ${rho}
[]
[]
[Executioner]
type = Transient
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
[TimeStepper]
type = IterationAdaptiveDT
dt = 1e-1
optimal_iterations = 6
growth_factor = 4
[]
end_time = 500000
nl_abs_tol = 1e-7
nl_max_its = 50
line_search = 'none'
automatic_scaling = true
[]
[Outputs]
exodus = true
execute_on = FINAL
[]
(modules/navier_stokes/test/tests/finite_volume/pins/channel-flow/segregated/2d-momentum.i)
mu = 1.1
rho = 1.1
pressure_tag = "pressure_grad"
[Mesh]
[gen]
type = GeneratedMeshGenerator
dim = 2
xmin = 0
xmax = 5
ymin = 0
ymax = 1
nx = 40
ny = 6
[]
[]
[GlobalParams]
advected_interp_method = 'average'
velocity_interp_method = 'rc'
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = PINSFVRhieChowInterpolatorSegregated
u = superficial_vel_x
v = superficial_vel_y
pressure = pressure
porosity = porosity
[]
[]
[Problem]
nl_sys_names = 'u_system v_system pressure_system'
previous_nl_solution_required = true
[]
[Variables]
[superficial_vel_x]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1
nl_sys = u_system
two_term_boundary_expansion = false
[]
[superficial_vel_y]
type = PINSFVSuperficialVelocityVariable
initial_condition = 1e-6
nl_sys = v_system
two_term_boundary_expansion = false
[]
[pressure]
type = INSFVPressureVariable
two_term_boundary_expansion = false
nl_sys = pressure_system
[]
[]
[AuxVariables]
[porosity]
type = MooseVariableFVReal
initial_condition = 0.5
[]
[]
[FVKernels]
inactive = "u_friction v_friction"
[u_advection]
type = PINSFVMomentumAdvection
variable = superficial_vel_x
rho = ${rho}
porosity = porosity
momentum_component = 'x'
[]
[u_viscosity]
type = PINSFVMomentumDiffusion
variable = superficial_vel_x
mu = ${mu}
porosity = porosity
momentum_component = 'x'
[]
[u_pressure]
type = PINSFVMomentumPressure
variable = superficial_vel_x
momentum_component = 'x'
pressure = pressure
porosity = porosity
extra_vector_tags = ${pressure_tag}
[]
[u_friction]
type = PINSFVMomentumFriction
variable = superficial_vel_x
momentum_component = 'y'
Darcy_name = 'Darcy_coefficient'
Forchheimer_name = 'Forchheimer_coefficient'
rho = ${rho}
speed = speed
mu = ${mu}
[]
[v_advection]
type = PINSFVMomentumAdvection
variable = superficial_vel_y
rho = ${rho}
porosity = porosity
momentum_component = 'y'
[]
[v_viscosity]
type = PINSFVMomentumDiffusion
variable = superficial_vel_y
mu = ${mu}
porosity = porosity
momentum_component = 'y'
[]
[v_pressure]
type = PINSFVMomentumPressure
variable = superficial_vel_y
momentum_component = 'y'
pressure = pressure
porosity = porosity
extra_vector_tags = ${pressure_tag}
[]
[v_friction]
type = PINSFVMomentumFriction
variable = superficial_vel_y
momentum_component = 'y'
Darcy_name = 'Darcy_coefficient'
Forchheimer_name = 'Forchheimer_coefficient'
rho = ${rho}
speed = speed
mu = ${mu}
[]
[p_diffusion]
type = FVAnisotropicDiffusion
variable = pressure
coeff = "Ainv"
coeff_interp_method = 'average'
[]
[p_source]
type = FVDivergence
variable = pressure
vector_field = "HbyA"
force_boundary_execution = true
[]
[]
[FVBCs]
inactive = 'slip-u slip-v'
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'left'
variable = superficial_vel_x
function = '1'
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'left'
variable = superficial_vel_y
function = 0
[]
[no-slip-u]
type = INSFVNoSlipWallBC
boundary = 'top'
variable = superficial_vel_x
function = 0
[]
[no-slip-v]
type = INSFVNoSlipWallBC
boundary = 'top'
variable = superficial_vel_y
function = 0
[]
[symmetry-u]
type = INSFVSymmetryVelocityBC
boundary = 'bottom'
variable = superficial_vel_x
u = superficial_vel_x
v = superficial_vel_y
mu = ${mu}
momentum_component = 'x'
[]
[symmetry-v]
type = PINSFVSymmetryVelocityBC
boundary = 'bottom'
variable = superficial_vel_y
u = superficial_vel_x
v = superficial_vel_y
mu = ${mu}
momentum_component = 'y'
[]
[symmetry-p]
type = INSFVSymmetryPressureBC
boundary = 'bottom'
variable = pressure
[]
[outlet-p]
type = INSFVOutletPressureBC
boundary = 'right'
variable = pressure
function = 0.4
[]
### Are disabled by default but we switch it on for certain tests ###
[slip-u]
type = INSFVNaturalFreeSlipBC
boundary = 'top'
variable = superficial_vel_x
momentum_component = 'x'
[]
[slip-v]
type = INSFVNaturalFreeSlipBC
boundary = 'top'
variable = superficial_vel_y
momentum_component = 'y'
[]
#####################################################################
[]
[FunctorMaterials]
[darcy]
type = ADGenericVectorFunctorMaterial
prop_names = 'Darcy_coefficient Forchheimer_coefficient'
prop_values = '0.01 0.02 0.03 0.01 0.02 0.03'
[]
[speed]
type = PINSFVSpeedFunctorMaterial
superficial_vel_x = superficial_vel_x
superficial_vel_y = superficial_vel_y
porosity = porosity
[]
[]
[Executioner]
type = SIMPLE
momentum_l_abs_tol = 1e-14
pressure_l_abs_tol = 1e-14
momentum_l_tol = 0
pressure_l_tol = 0
rhie_chow_user_object = 'rc'
momentum_systems = 'u_system v_system'
pressure_system = 'pressure_system'
pressure_gradient_tag = ${pressure_tag}
momentum_equation_relaxation = 0.85
pressure_variable_relaxation = 0.45
num_iterations = 150
pressure_absolute_tolerance = 1e-13
momentum_absolute_tolerance = 1e-13
print_fields = false
[]
[Outputs]
exodus = true
[]
(modules/navier_stokes/test/tests/finite_volume/ins/channel-flow/cylindrical/no-slip-tris.i)
mu = 1
rho = 1
advected_interp_method = 'average'
velocity_interp_method = 'rc'
[GlobalParams]
two_term_boundary_expansion = true
rhie_chow_user_object = 'rc'
[]
[UserObjects]
[rc]
type = INSFVRhieChowInterpolator
u = vel_x
v = vel_y
pressure = pressure
[]
[]
[Mesh]
type = GeneratedMesh
nx = 4
ny = 4
xmax = 3.9
ymax = 4.1
elem_type = TRI3
dim = 2
[]
[Problem]
coord_type = 'RZ'
[]
[Variables]
[vel_x]
type = INSFVVelocityVariable
initial_condition = 1e-15
[]
[vel_y]
type = INSFVVelocityVariable
initial_condition = 1e-15
[]
[pressure]
type = INSFVPressureVariable
[]
[]
[FVKernels]
[mass]
type = INSFVMassAdvection
variable = pressure
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
[]
[u_advection]
type = INSFVMomentumAdvection
variable = vel_x
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'x'
[]
[u_viscosity]
type = INSFVMomentumDiffusion
variable = vel_x
mu = ${mu}
momentum_component = 'x'
[]
[u_pressure]
type = INSFVMomentumPressure
variable = vel_x
momentum_component = 'x'
pressure = pressure
[]
[v_advection]
type = INSFVMomentumAdvection
variable = vel_y
advected_interp_method = ${advected_interp_method}
velocity_interp_method = ${velocity_interp_method}
rho = ${rho}
momentum_component = 'y'
# we can think of the axis as a slip wall boundary, no normal velocity and no viscous shear
[]
[v_viscosity]
type = INSFVMomentumDiffusion
variable = vel_y
mu = ${mu}
momentum_component = 'y'
[]
[v_pressure]
type = INSFVMomentumPressure
variable = vel_y
momentum_component = 'y'
pressure = pressure
[]
[]
[FVBCs]
active = 'inlet-u inlet-v free-slip-wall-u free-slip-wall-v outlet-p axis-u axis-v'
[inlet-u]
type = INSFVInletVelocityBC
boundary = 'bottom'
variable = vel_x
function = 0
[]
[inlet-v]
type = INSFVInletVelocityBC
boundary = 'bottom'
variable = vel_y
function = 1
[]
[free-slip-wall-u]
type = INSFVNaturalFreeSlipBC
boundary = 'right'
variable = vel_x
momentum_component = 'x'
[]
[free-slip-wall-v]
type = INSFVNaturalFreeSlipBC
boundary = 'right'
variable = vel_y
momentum_component = 'y'
[]
[no-slip-wall-u]
type = INSFVNoSlipWallBC
boundary = 'right'
variable = vel_x
function = 0
[]
[no-slip-wall-v]
type = INSFVNoSlipWallBC
boundary = 'right'
variable = vel_y
function = 0
[]
[outlet-p]
type = INSFVOutletPressureBC
boundary = 'top'
variable = pressure
function = 0
[]
[axis-u]
type = INSFVSymmetryVelocityBC
boundary = 'left'
variable = vel_x
u = vel_x
v = vel_y
mu = ${mu}
momentum_component = x
[]
[axis-v]
type = INSFVSymmetryVelocityBC
boundary = 'left'
variable = vel_y
u = vel_x
v = vel_y
mu = ${mu}
momentum_component = y
[]
[axis-p]
type = INSFVSymmetryPressureBC
boundary = 'left'
variable = pressure
[]
[]
[Executioner]
type = Steady
solve_type = 'NEWTON'
petsc_options_iname = '-pc_type -pc_factor_shift_type'
petsc_options_value = 'lu NONZERO'
nl_rel_tol = 1e-12
[]
[Debug]
show_var_residual_norms = true
[]
[Postprocessors]
[in]
type = SideIntegralVariablePostprocessor
variable = vel_y
boundary = 'bottom'
[]
[out]
type = SideIntegralVariablePostprocessor
variable = vel_y
boundary = 'top'
[]
[num_lin]
type = NumLinearIterations
outputs = 'console'
[]
[num_nl]
type = NumNonlinearIterations
outputs = 'console'
[]
[cum_lin]
type = CumulativeValuePostprocessor
outputs = 'console'
postprocessor = 'num_lin'
[]
[cum_nl]
type = CumulativeValuePostprocessor
outputs = 'console'
postprocessor = 'num_nl'
[]
[]
[Outputs]
exodus = true
csv = true
[]
(modules/navier_stokes/include/fvbcs/INSFVWallFunctionBC.h)
// This file is part of the MOOSE framework
// https://www.mooseframework.org
//
// All rights reserved, see COPYRIGHT for full restrictions
// https://github.com/idaholab/moose/blob/master/COPYRIGHT
//
// Licensed under LGPL 2.1, please see LICENSE for details
// https://www.gnu.org/licenses/lgpl-2.1.html
#pragma once
#include "INSFVNaturalFreeSlipBC.h"
#include "INSFVVelocityVariable.h"
/**
* A class for setting the wall shear stress at the walls, based on
* the standard wall function formulation.
*/
class INSFVWallFunctionBC : public INSFVNaturalFreeSlipBC
{
public:
static InputParameters validParams();
INSFVWallFunctionBC(const InputParameters & params);
using INSFVNaturalFreeSlipBC::gatherRCData;
void gatherRCData(const FaceInfo &) override final;
protected:
ADReal computeStrongResidual();
ADReal computeSegregatedContribution() override;
/// the dimension of the simulation
const unsigned int _dim;
/// x-velocity
const Moose::Functor<ADReal> & _u;
/// y-velocity
const Moose::Functor<ADReal> * const _v;
/// z-velocity
const Moose::Functor<ADReal> * const _w;
/// density
const Moose::Functor<ADReal> & _rho;
/// dynamic viscosity
const Moose::Functor<ADReal> & _mu;
/// Rhie-Chow coefficient
ADReal _a = 0;
};