7. NUPEC BWR¶
NUPEC BWR基准题是OECD/NEA于2005年发布的沸水堆基准题问题。
相关参考文献如下:
B. Neykov, et al.,NUPEC BWR Full-size Fine-mesh Bundle Test (BFBT) Benchmark Volume I: Specifications, OECD/NEA, NEA/NSC/DOC(2005)5, 2006.
materials:
- name: Fuel_10
elements: [UO2_1.0]
weight_percents: [1.0]
density: 10.267
- name: Fuel_18
elements: [UO2_1.8]
weight_percents: [1.0]
density: 10.267
- name: Fuel_24
elements: [UO2_2.4]
weight_percents: [1.0]
density: 10.267
- name: Fuel_28
elements: [UO2_2.8]
weight_percents: [1.0]
density: 10.267
- name: Fuel_31
elements: [UO2_3.1]
weight_percents: [1.0]
density: 10.267
- name: Fuel_40
elements: [UO2_4.0]
weight_percents: [1.0]
density: 10.267
- name: B_glass
weight_percents: [0.125, 0.0395, 0.0245, 0.811]
elements: [B2O3, Na2O, AL2O3, SiO2]
density: 2.23087
- name: spc_grid
volume_percents: [0.90258, 0.09742]
elements: [M5, INCONEL]
- name: Top_Nozzle
elements: [H-H2O, C-nat, O-nat, Si-nat, P-nat, Cr-nat, Mn-nat, Fe-nat, Ni-nat]
number_densities: [4.01217E-02, 6.14459E-05, 2.00608E-02, 3.280602e-04, 1.33861E-05, 3.3668141e-03, 3.35423E-04, 1.12810335e-02, 1.4913264e-03]
- name: Bottom_Nozzle
elements: [H-H2O, C-nat, O-nat, Si-nat, P-nat, Cr-nat, Mn-nat, Fe-nat, Ni-nat]
number_densities: [3.57666E-02, 8.96008E-05, 1.78833E-02, 4.790789e-04, 1.95482E-05, 4.916672e-03, 4.89830E-04, 1.647405189e-02, 2.1778303e-03]
- name: Core_Plates
elements: [H-H2O, C-nat, O-nat, Si-nat, P-nat, Cr-nat, Mn-nat, Fe-nat, Ni-nat]
number_densities: [2.48115E-02, 1.60447E-04, 1.24058E-02, 8.573762e-04, 3.49842E-05, 8.799055e-03, 8.76618E-04, 2.94825369e-02, 1.2442082e-03]
geometries:
structures:
- &fuel_pin
name: F18
primitives:
- {type: CIRCLE, radius: 0.5700}
- {type: CIRCLE, radius: 0.5800}
- {type: CIRCLE, radius: 0.6150}
regions:
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- {material: HE, space: 2-1}
- {material: M5, space: 3-2}
meshing: {type: SECTORS, num_azimuths: 4, radii: [0.3550, 0.5021, -0.6150, 0.7000]}
- <<: *fuel_pin
name: F10
regions:
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- {material: HE, space: 2-1}
- {material: M5, space: 3-2}
- <<: *fuel_pin
name: F24
regions:
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- {material: HE, space: 2-1}
- {material: M5, space: 3-2}
- <<: *fuel_pin
name: F28
regions:
- {material: Fuel_28, space: '1'}
- {material: HE, space: 2-1}
- {material: M5, space: 3-2}
- <<: *fuel_pin
name: F31
regions:
- {material: Fuel_31, space: '1'}
- {material: HE, space: 2-1}
- {material: M5, space: 3-2}
- <<: *fuel_pin
name: F40
regions:
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- {material: HE, space: 2-1}
- {material: M5, space: 3-2}
- name: GT
primitives:
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- {type: CIRCLE, radius: 0.7500}
regions:
- {material: M5, space: 2-1}
meshing: {type: SECTORS, num_azimuths: 8, radii: [0.415, 0.587]}
- name: GT2
primitives:
- {type: CIRCLE, radius: 1.6000}
- {type: CIRCLE, radius: 1.7000}
regions:
- {material: M5, space: 2-1}
meshing: {type: SECTORS, num_azimuths: 16, radii: [0.5375, 0.7602, 0.9311, 1.0751, 1.2020, 1.3168, 1.4223, 1.5205, 1.6127]}
- name: BOX
primitives:
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vertexes:
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- type: POLYGON
vertexes:
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vertexes:
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vertexes:
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vertexes:
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regions:
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- name: SG1
primitives:
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vertexes:
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regions:
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primitives:
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regions:
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- name: core_plates
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regions:
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baffles:
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regions:
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lattices:
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structure_location:
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cell_map:
[F18,F18,F18,F18,F18,F18,F18,F18,
F18,F24,F18,F18,F18,F18,F24,F18,
F18,F18,F18,F10,F10,F18,F18,F18,
F18,F18,F10,F10, GT,F10,F18,F18,
F18,F18,F10, GT,F10,F10,F18,F18,
F18,F18,F18,F10,F10,F18,F18,F18,
F18,F24,F18,F18,F18,F18,F24,F18,
F18,F18,F18,F18,F18,F18,F18,F18,]
- name: L24
structure_location:
- {structure: BOX, location: {x: 0.0, y: 0.0}}
cell_map:
[F24,F24,F24,F24,F24,F24,F24,F24,
F24,F40,F31,F31,F31,F31,F40,F24,
F24,F31,F24,F24,F24,F24,F31,F24,
F24,F31,F24,F24, GT,F24,F31,F24,
F24,F31,F24, GT,F24,F24,F31,F24,
F24,F31,F24,F24,F24,F24,F31,F24,
F24,F40,F31,F31,F31,F31,F40,F24,
F24,F24,F24,F24,F24,F24,F24,F24,]
- name: L31
structure_location:
- {structure: BOX, location: {x: 0.0, y: 0.0}}
cell_map:
[F31,F31,F31,F31,F31,F31,F31,F31,
F31,F40,F40,F40,F40,F40,F40,F31,
F31,F40,F31,F31,F31,F31,F40,F31,
F31,F40,F31,F28, GT,F31,F40,F31,
F31,F40,F31, GT,F28,F31,F40,F31,
F31,F40,F31,F31,F31,F31,F40,F31,
F31,F40,F40,F40,F40,F40,F40,F31,
F31,F31,F31,F31,F31,F31,F31,F31,]
- name: L31G
structure_location:
- {structure: BOX, location: {x: 0.0, y: 0.0}}
- {structure: GT2, location: {x: 0.0, y: 0.0}}
cell_map:
[F18,F31,F31,F31,F31,F31,F31,F18,
F31,F40,F40,F40,F40,F40,F40,F31,
F31,F40,F28,F28,F28,F28,F40,F31,
F31,F40,F28, '', '',F28,F40,F31,
F31,F40,F28, '', '',F28,F40,F31,
F31,F40,F28,F28,F28,F28,F40,F31,
F31,F40,F40,F40,F40,F40,F40,F31,
F18,F31,F31,F31,F31,F31,F31,F18,]
grids:
- name: SPC_GRID
structure_location:
- {structure: SG2, location: {x: 0.0, y: 0.0}}
grid_map:
[SG1,SG1,SG1,SG1,SG1,SG1,SG1,SG1,
SG1,SG1,SG1,SG1,SG1,SG1,SG1,SG1,
SG1,SG1,SG1,SG1,SG1,SG1,SG1,SG1,
SG1,SG1,SG1, '', '',SG1,SG1,SG1,
SG1,SG1,SG1, '', '',SG1,SG1,SG1,
SG1,SG1,SG1,SG1,SG1,SG1,SG1,SG1,
SG1,SG1,SG1,SG1,SG1,SG1,SG1,SG1,
SG1,SG1,SG1,SG1,SG1,SG1,SG1,SG1,]
assemblies:
- &A18
name: A18
axial:
- {slice: L18, height: 370.8}
grids:
- {slice: SPC_GRID, height: 3.30, position: 45.5}
- {slice: SPC_GRID, height: 3.30, position: 96.7}
- {slice: SPC_GRID, height: 3.30, position: 147.9}
- {slice: SPC_GRID, height: 3.30, position: 199.1}
- {slice: SPC_GRID, height: 3.30, position: 250.3}
- {slice: SPC_GRID, height: 3.30, position: 301.5}
- {slice: SPC_GRID, height: 3.30, position: 352.7}
- <<: *A18
name: A24
axial:
- {slice: L24, height: 370.8}
- <<: *A18
name: A31
axial:
- {slice: L31, height: 370.8}
- <<: *A18
name: A31G
axial:
- {slice: L31G, height: 370.8}
inserted_rods:
- name: CR
axial:
- {slice: CRS, height: 370.8}
control_rod_bundle:
- name: CR1
locations:
- {inserted_rod: CR, location: {x: 24.0, y: -24.0}}
- {inserted_rod: CR, location: {x: -24.0, y: 24.0}}
- {inserted_rod: CR, location: {x: 24.0, y: 24.0}}
- {inserted_rod: CR, location: {x: -24.0, y: -24.0}}
- name: CR2
locations:
- {inserted_rod: CR, location: {x: 24.0, y: -56.0}}
- {inserted_rod: CR, location: {x: 24.0, y: 56.0}}
- {inserted_rod: CR, location: {x: -24.0, y: -56.0}}
- {inserted_rod: CR, location: {x: -24.0, y: 56.0}}
- {inserted_rod: CR, location: {y: 24.0, x: -56.0}}
- {inserted_rod: CR, location: {y: 24.0, x: 56.0}}
- {inserted_rod: CR, location: {y: -24.0, x: -56.0}}
- {inserted_rod: CR, location: {y: -24.0, x: 56.0}}
core:
name: BWR_NUPEC
type: SQUARE
symmetry: 4
assembly_pitch: 16.0
cell_pitch: 1.62
plane_max_thickness: 20.0
num_assembly_layers_reflector: 1
assembly_map:
[ '', '', '', '', '', A31, A31, A31, '', '', '', '', '',
'', '', '', A31, A31, A31, A31, A31, A31, A31, '', '', '',
'', '', A31, A31, A24,A31G, A24,A31G, A24, A31, A31, '', '',
'', A31, A31,A31G, A24, A18, A18, A18, A24,A31G, A31, A31, '',
'', A31, A24, A24, A18, A24,A31G, A24, A18, A24, A24, A31, '',
A31, A31,A31G, A18, A24,A31G, A18,A31G, A24, A18,A31G, A31, A31,
A31, A31, A24, A18,A31G, A18, A18, A18,A31G, A18, A24, A31, A31,
A31, A31,A31G, A18, A24,A31G, A18,A31G, A24, A18,A31G, A31, A31,
'', A31, A24, A24, A18, A24,A31G, A24, A18, A24, A24, A31, '',
'', A31, A31,A31G, A24, A18, A18, A18, A24,A31G, A31, A31, '',
'', '', A31, A31, A24,A31G, A24,A31G, A24, A31, A31, '', '',
'', '', '', A31, A31, A31, A31, A31, A31, A31, '', '', '',
'', '', '', '', '', A31, A31, A31, '', '', '', '', '']
baffle:
- {slice: Baffle, height: 370.8}
reflector_top:
- {slice: core_plates, height: 10.0}
- {slice: ref_mod, height: 20}
reflector_bottom:
- {slice: ref_mod, height: 20}
- {slice: core_plates, height: 10.0}
reflector_middle:
- {slice: ref_middle, height: 370.8}
control_rod:
max_num_steps: 371
step_size: 1.0
fully_withdrawn_height: 370.8
banks:
- {name: G1, bundle: CR1, position: 0}
- {name: G2, bundle: CR2, position: 0}
locations:
- {bank: G1, location: {x: 0.0, y: 0.0}}
- {bank: G2, location: {x: 0.0, y: 0.0}}
state:
system_pressure: 15.50
total_power: 800
# relative_power: 0.0001
inlet_temperature: 564.0
boron_concentration: 1000
inlet_mass_flow_rate: 19000 # kg/s
settings:
power_iteration:
fission_converge_criterion: 5.0e-4
keff_converge_criterion: 1.0e-5
moc_2d:
num_azimuths: 12
num_polars: 3
track_density: 0.04
to_openmc:
openmc_settings:
batches: 200
inactive: 50
particles: 10000