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84 lines
3.3 KiB
Python
84 lines
3.3 KiB
Python
import numpy as np
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import openmc
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import openmc.lib
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import pytest
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from tests.testing_harness import PyAPITestHarness
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pytestmark = pytest.mark.skipif(
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not openmc.lib._dagmc_enabled(),
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reason="DAGMC CAD geometry is not enabled.")
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class DAGMCUniverseTest(PyAPITestHarness):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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### MATERIALS ###
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fuel = openmc.Material(name='no-void fuel')
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fuel.set_density('g/cc', 10.29769)
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fuel.add_nuclide('U234', 0.93120485)
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fuel.add_nuclide('U235', 0.00055815)
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fuel.add_nuclide('U238', 0.022408)
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fuel.add_nuclide('O16', 0.045829)
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cladding = openmc.Material(name='clad')
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cladding.set_density('g/cc', 6.55)
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cladding.add_nuclide('Zr90', 0.021827)
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cladding.add_nuclide('Zr91', 0.00476)
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cladding.add_nuclide('Zr92', 0.0072758)
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cladding.add_nuclide('Zr94', 0.0073734)
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cladding.add_nuclide('Zr96', 0.0011879)
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water = openmc.Material(name='water')
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water.set_density('g/cc', 0.740582)
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water.add_nuclide('H1', 0.049457)
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water.add_nuclide('O16', 0.024672)
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water.add_nuclide('B10', 8.0042e-06)
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water.add_nuclide('B11', 3.2218e-05)
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water.add_s_alpha_beta('c_H_in_H2O')
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self._model.materials = openmc.Materials([fuel, cladding, water])
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### GEOMETRY ###
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# create the DAGMC universe
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pincell_univ = openmc.DAGMCUniverse(filename='dagmc.h5m', auto_geom_ids=True)
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# creates another DAGMC universe, this time with within a bounded cell
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bound_pincell_universe = openmc.DAGMCUniverse(filename='dagmc.h5m').bounded_universe()
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# uses the bound_dag_cell as the root argument to test the type checks in openmc.Geometry
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bound_pincell_geometry = openmc.Geometry(root=bound_pincell_universe)
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# assigns the bound_dag_geometry to the model to test the type checks in model.Geometry setter
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self._model.geometry = bound_pincell_geometry
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# create a 2 x 2 lattice using the DAGMC pincell
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pitch = np.asarray((24.0, 24.0))
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lattice = openmc.RectLattice()
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lattice.pitch = pitch
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lattice.universes = [[pincell_univ] * 2] * 2
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lattice.lower_left = -pitch
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left = openmc.XPlane(x0=-pitch[0], name='left', boundary_type='reflective')
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right = openmc.XPlane(x0=pitch[0], name='right', boundary_type='reflective')
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front = openmc.YPlane(y0=-pitch[1], name='front', boundary_type='reflective')
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back = openmc.YPlane(y0=pitch[1], name='back', boundary_type='reflective')
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# clip the DAGMC geometry at +/- 10 cm w/ CSG planes
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bottom = openmc.ZPlane(z0=-10.0, name='bottom', boundary_type='reflective')
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top = openmc.ZPlane(z0=10.0, name='top', boundary_type='reflective')
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bounding_region = +left & -right & +front & -back & +bottom & -top
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bounding_cell = openmc.Cell(fill=lattice, region=bounding_region)
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self._model.geometry = openmc.Geometry([bounding_cell])
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# settings
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self._model.settings.particles = 100
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self._model.settings.batches = 10
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self._model.settings.inactive = 2
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self._model.settings.output = {'summary' : False}
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def test_univ():
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harness = DAGMCUniverseTest('statepoint.10.h5', model=openmc.Model())
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harness.main()
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