TRISO NuclearMaterial Actions
For TRISO simulations:
TRISO Example
This tutorial is currently under development.
A pre-existing assessment case already exists in:
[NuclearMaterials<<<{"href": "../syntax/NuclearMaterials/index.html"}>>>]
fission_operation<<<{"description": "Type of fission occuring in this simulation."}>>> = 'Normal'
physics<<<{"description": "Type(s) of physics used on this block."}>>> = 'Thermal'
initial_temperature<<<{"description": "Initial temperature in Kelvins."}>>> = 923.15
elements_tracked<<<{"description": "The elements tracked within TRISO simulations."}>>> = 'Ag'
elements_initial_concentration<<<{"description": "Relative ratio of element concentration"}>>> = '0.0'
element_scaling<<<{"description": "Relative scaling of element percentages"}>>> = '1e14'
use_automatic_differentiation<<<{"description": "Flag to use automatic differentiation (AD) objects when possible"}>>> = false
[ParticleFuel<<<{"href": "../syntax/NuclearMaterials/ParticleFuel/index.html"}>>>]
[UCO]
fuel_type<<<{"description": "Type of fuel used in TRISO simulation. The choices are: UO2 UCO"}>>> = UCO
particle_fuel_models<<<{"description": "Type(s) of physics models used on this block. The choices are: Burnup Diffusion Swelling ThermalExpansion Creep"}>>> = 'Burnup Diffusion'
diffusion_1st_coefficients<<<{"description": "1st diffusion coefficient."}>>> = '6.7e-9'
diffusion_1st_activation_energies<<<{"description": "Diffusion activation energies."}>>> = '165e3'
diffusion_2nd_coefficients<<<{"description": "2nd diffusion coefficient"}>>> = '0'
diffusion_2nd_activation_energies<<<{"description": "Second diffusion activation energy"}>>> = '0'
block<<<{"description": "The list of ids of the blocks (subdomain) that the stress divergence kernels will be applied to"}>>> = fuel
fission_rate_function<<<{"description": "The function that describes the fission rate."}>>> = fission_rate
fast_neutron_fluence_function<<<{"description": "Function that describes the fast neutron fluence."}>>> = fast_neutron_fluence
initial_density<<<{"description": "Initial density in kg-UO2/m^3"}>>> = 10400.0
average_grain_radius<<<{"description": "Average grain radius of fuel"}>>> = 10e-6
triso_geometry<<<{"description": "TRISOGeometry user object name"}>>> = particle_geometry
[]
[]
[ParticleLayers<<<{"href": "../syntax/NuclearMaterials/ParticleLayers/index.html"}>>>]
layers_models<<<{"description": "Type(s) of physics models used on this block."}>>> = 'Diffusion'
fuel_type<<<{"description": "Type of fuel used in TRISO simulation. The choices are: UO2 UCO"}>>> = UCO
[SiC<<<{"href": "../syntax/NuclearMaterials/ParticleLayers/SiC/index.html"}>>>]
[SiC_layer]
block<<<{"description": "The list of ids of the blocks (subdomain) that the stress divergence kernels will be applied to"}>>> = SiC
diffusion_1st_coefficients<<<{"description": "1st diffusion coefficient."}>>> = '3.6e-9'
diffusion_1st_activation_energies<<<{"description": "Diffusion activation energies."}>>> = '215e3'
diffusion_2nd_coefficients<<<{"description": "2nd diffusion coefficient"}>>> = '0'
diffusion_2nd_activation_energies<<<{"description": "Second diffusion activation energy"}>>> = '0'
initial_density<<<{"description": "Initial density in kg-UO2/m^3"}>>> = 3200.0
thermal_conductivity_model<<<{"description": "Options for the correlation used to calculate thermal conductivity"}>>> = miller
[]
[]
[IPyC<<<{"href": "../syntax/NuclearMaterials/ParticleLayers/IPyC/index.html"}>>>]
[IPyC_layer]
block<<<{"description": "The list of ids of the blocks (subdomain) that the stress divergence kernels will be applied to"}>>> = IPyC
diffusion_1st_coefficients<<<{"description": "1st diffusion coefficient."}>>> = '5.3e-9'
diffusion_1st_activation_energies<<<{"description": "Diffusion activation energies."}>>> = '154e3'
initial_density<<<{"description": "Initial density in kg-UO2/m^3"}>>> = 1900.0
thermal_conductivity<<<{"description": "The thermal conductivity value"}>>> = 4.0
specific_heat<<<{"description": "The specific heat value"}>>> = 720.0
[]
[]
[OPyC<<<{"href": "../syntax/NuclearMaterials/ParticleLayers/OPyC/index.html"}>>>]
[OPyC_layer]
block<<<{"description": "The list of ids of the blocks (subdomain) that the stress divergence kernels will be applied to"}>>> = OPyC
diffusion_1st_coefficients<<<{"description": "1st diffusion coefficient."}>>> = '5.3e-9'
diffusion_1st_activation_energies<<<{"description": "Diffusion activation energies."}>>> = '154e3'
initial_density<<<{"description": "Initial density in kg-UO2/m^3"}>>> = 1900.0
thermal_conductivity<<<{"description": "The thermal conductivity value"}>>> = 4.0
specific_heat<<<{"description": "The specific heat value"}>>> = 720.0
[]
[]
[Buffer<<<{"href": "../syntax/NuclearMaterials/ParticleLayers/Buffer/index.html"}>>>]
[Buffer_layer]
block<<<{"description": "The list of ids of the blocks (subdomain) that the stress divergence kernels will be applied to"}>>> = buffer
diffusion_1st_coefficients<<<{"description": "1st diffusion coefficient."}>>> = '1e-8'
diffusion_1st_activation_energies<<<{"description": "Diffusion activation energies."}>>> = '0'
initial_density<<<{"description": "Initial density in kg-UO2/m^3"}>>> = 1050.0
[]
[]
[]
[]