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f421c2e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 | import numpy as np
import pytest
import openpnm as op
from openpnm.models import collections
class BCTest:
def setup_class(self):
np.random.seed(0)
self.pn = op.network.Cubic(shape=[3, 3, 1], spacing=1e-4)
self.pn.add_model_collection(collections.geometry.cones_and_cylinders)
self.pn.regenerate_models()
self.air = op.phase.Air(network=self.pn, name="air")
self.air.add_model_collection(collections.physics.standard)
self.air.regenerate_models()
def test_add(self):
fd = op.algorithms.FickianDiffusion(network=self.pn, phase=self.air)
fd.set_value_BC(pores=[0, 1, 2], values=3.0, mode='add')
mask = np.isfinite(fd['pore.bc.value'])
assert mask.sum() == 3
assert fd['pore.bc.value'][mask].sum() == 9.0
assert np.isfinite(fd['pore.bc.rate']).sum() == 0
with pytest.raises(Exception):
fd.set_value_BC(pores=[2, 3], values=3.0, mode='add')
with pytest.raises(Exception):
fd.set_rate_BC(pores=[0, 1, 2], rates=3.0, mode='add')
fd.set_value_BC(mode='remove')
fd.set_rate_BC(pores=[0, 1, 2], rates=3.0, mode='add')
mask = np.isfinite(fd['pore.bc.rate'])
assert mask.sum() == 3
def test_overwrite(self):
fd = op.algorithms.FickianDiffusion(network=self.pn, phase=self.air)
fd['pore.bc.rate'][1] = 1.0
fd['pore.bc.value'][0] = 1.0
fd.set_value_BC(pores=[1, 2], values=3.0, mode='overwrite')
mask = np.isfinite(fd['pore.bc.value'])
assert mask.sum() == 3
assert fd['pore.bc.value'][mask].sum() == 7.0
assert np.isfinite(fd['pore.bc.rate']).sum() == 0
fd.set_rate_BC(pores=[0, 1, 2], rates=5.0, mode='overwrite')
mask = np.isfinite(fd['pore.bc.rate'])
assert mask.sum() == 3
assert fd['pore.bc.rate'][mask].sum() == 15.0
assert np.isfinite(fd['pore.bc.rate']).sum() == 3
assert np.isfinite(fd['pore.bc.value']).sum() == 0
# Mimic removal of all bcs
fd['pore.bc.rate'][1] = 1.0
fd['pore.bc.value'][0] = 1.0
fd.set_BC(pores=None, bctype=[], bcvalues=np.nan, mode='overwrite')
assert np.isfinite(fd['pore.bc.rate']).sum() == 0
assert np.isfinite(fd['pore.bc.value']).sum() == 0
def test_remove(self):
fd = op.algorithms.FickianDiffusion(network=self.pn, phase=self.air)
# Remove given type from given pores
fd['pore.bc.rate'][1] = 1.0
fd['pore.bc.value'][0] = 1.0
fd.set_value_BC(pores=[0, 1], mode='remove')
mask = np.isfinite(fd['pore.bc.value'])
assert mask.sum() == 0
assert np.isfinite(fd['pore.bc.rate']).sum() == 1
# Remove given type from all pores
fd['pore.bc.rate'][1] = 1.0
fd['pore.bc.value'][0] = 1.0
fd.set_BC(pores=None, bctype='rate', mode='remove')
assert np.isfinite(fd['pore.bc.value']).sum() == 1
assert np.isfinite(fd['pore.bc.rate']).sum() == 0
# Remove all types from all pores
fd['pore.bc.rate'][1] = 1.0
fd['pore.bc.value'][0] = 1.0
fd.set_BC(bctype=fd['pore.bc'].keys(), mode='remove')
assert np.isfinite(fd['pore.bc.value']).sum() == 0
assert np.isfinite(fd['pore.bc.rate']).sum() == 0
# Remove all types from all pores given bctype is []
fd['pore.bc.rate'][1] = 1.0
fd['pore.bc.value'][0] = 1.0
fd.set_BC(mode='remove')
assert np.isfinite(fd['pore.bc.value']).sum() == 0
assert np.isfinite(fd['pore.bc.rate']).sum() == 0
# Remove all types from given pores
fd['pore.bc.rate'][1] = 1.0
fd['pore.bc.value'][0] = 1.0
fd.set_BC(pores=[0, 1], mode='remove')
assert np.isfinite(fd['pore.bc.value']).sum() == 0
assert np.isfinite(fd['pore.bc.rate']).sum() == 0
def test_outflow(self):
del self.air.models['throat.diffusive_conductance']
del self.air.models['throat.hydraulic_conductance']
self.air['throat.diffusive_conductance'] = 1e-15
self.air['throat.hydraulic_conductance'] = 1e-15
flow = op.algorithms.StokesFlow(network=self.pn, phase=self.air)
flow.set_value_BC(pores=self.pn.pores('left'), values=1)
flow.set_value_BC(pores=self.pn.pores('right'), values=0)
flow.run()
ad = op.algorithms.AdvectionDiffusion(network=self.pn, phase=self.air)
ad.settings['cache'] = False
ad.set_value_BC(pores=self.pn.pores('front'), values=1)
ad.set_outflow_BC(pores=self.pn.pores('back'), mode='overwrite')
ad.run()
def test_inlets_and_outlets(self):
nwp = op.phase.Phase(network=self.pn)
nwp['throat.surface_tension'] = 0.480
nwp['throat.contact_angle'] = 140
nwp.add_model(propname='throat.entry_pressure',
model=op.models.physics.capillary_pressure.washburn)
nwp.add_model(propname='pore.entry_pressure',
model=op.models.physics.capillary_pressure.washburn,
contact_angle=140,
surface_tension=0.480,
diameter='pore.diameter')
drn = op.algorithms.Drainage(network=self.pn, phase=nwp)
drn.set_inlet_BC(pores=self.pn.pores('left'))
pressures = np.logspace(np.log10(0.1e6), np.log10(8e6), 40)
drn.run(pressures)
drn.set_outlet_BC(pores=self.pn.pores('right'))
drn.apply_trapping()
def test_modes_as_list(self):
# check mode clear, with and without force
fd = op.algorithms.FickianDiffusion(network=self.pn, phase=self.air)
fd['pore.bc.rate'][1] = 1.0
fd['pore.bc.value'][0] = 1.0
fd.set_BC(bctype=['value', 'rate'], mode='remove')
assert np.isfinite(fd['pore.bc.value']).sum() == 0
assert np.isfinite(fd['pore.bc.rate']).sum() == 0
if __name__ == "__main__":
t = BCTest()
t.setup_class()
self = t
for item in t.__dir__():
if item.startswith("test"):
print(f"Running test: {item}")
t.__getattribute__(item)()
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