Files
SystemSimulationApp/tests/test_test_mql_pnl0001.py
T

116 lines
4.1 KiB
Python

from __future__ import annotations
import unittest
from pathlib import Path
from app.simulation.reporting.amesim_results import load_test_mql_amesim_results
from app.simulation.examples.test_mql.line_parameters import load_test_mql_pnl0001_specs
from app.simulation.examples.test_mql.pneumatic_lines import (
TEST_MQL_PNL0001_D20_L1_LINEAR_CONDUCTANCE,
build_test_mql_pnl0001_assembly,
)
REPO_ROOT = Path(__file__).resolve().parents[1]
TEST_MQL_AME = REPO_ROOT / "AmesimModels" / "test_mql.ame"
class TestMqlPnl0001Tests(unittest.TestCase):
@classmethod
def setUpClass(cls) -> None:
cls.specs = load_test_mql_pnl0001_specs(TEST_MQL_AME)
cls.assembly = build_test_mql_pnl0001_assembly(TEST_MQL_AME)
cls.results = load_test_mql_amesim_results(TEST_MQL_AME)
def test_loads_all_real_pnl0001_parameters_from_cir(self) -> None:
self.assertEqual(len(self.specs), 20)
spec = self.assembly.spec("pneumatic_96")
self.assertEqual(spec.source_component, "pn_node3_8")
self.assertEqual(spec.target_component, "pn_orifice_18")
self.assertEqual(spec.diameter_mm, 14.0)
self.assertEqual(spec.length_m, 1.0)
self.assertAlmostEqual(spec.relative_roughness, 0.045 / 14.0)
self.assertEqual(spec.polytropic_constant, 1.35)
self.assertEqual(spec.heat_transfer_coefficient, 0.0)
self.assertEqual(spec.external_temperature_k, 293.15)
self.assertEqual(spec.gas_type_index, 1)
self.assertEqual(spec.mode, 2)
self.assertAlmostEqual(spec.initial_gauge_pressure_pa, 15_198_700.0)
self.assertAlmostEqual(spec.initial_absolute_pressure_pa, 15_300_000.0)
def test_builds_twenty_two_state_physical_line_components(self) -> None:
self.assertEqual(len(self.assembly.lines), 20)
self.assertTrue(
all(len(line.get_state_vector()) == 2 for line in self.assembly.lines.values())
)
def test_calibrates_primary_d20_chamber_lines_only(self) -> None:
calibrated_aliases = {
alias
for alias, line in self.assembly.lines.items()
if line.calibrated_linear_conductance is not None
}
self.assertEqual(
calibrated_aliases,
{
"pneumatic_65",
"pneumatic_66",
"pneumatic_68",
"pneumatic_69",
"pneumatic_71",
"pneumatic_72",
"pneumatic_73",
"pneumatic_74",
},
)
for alias in calibrated_aliases:
self.assertAlmostEqual(
self.assembly.lines[alias].calibrated_linear_conductance,
TEST_MQL_PNL0001_D20_L1_LINEAR_CONDUCTANCE,
)
self.assertIsNone(
self.assembly.lines["pneumatic_70"].calibrated_linear_conductance
)
self.assertIsNone(
self.assembly.lines["pneumatic_96"].calibrated_linear_conductance
)
def test_pneumatic_96_initial_observables_match_amesim_baseline(self) -> None:
pipe = self.assembly.lines["pneumatic_96"]
self.assertAlmostEqual(
pipe.properties().p - 101_300.0,
self.results.series("p2@pneumatic_96")[0],
delta=1.0e-5,
)
self.assertAlmostEqual(
pipe.properties().T,
self.results.series("t2@pneumatic_96")[0],
)
self.assertAlmostEqual(
pipe.gas_mass_g(),
self.results.series("mgas@pneumatic_96")[0],
delta=0.005,
)
def test_baseline_mass_balance_identifies_port_two_input_sign(self) -> None:
mass = self.results.series("mgas@pneumatic_96")
dm1 = self.results.series("dm1@pneumatic_96")
dm2_peer = self.results.series("dm2@pn_orifice_18")
index = 500
finite_difference = (mass[index] - mass[index - 1]) / (
self.results.times[index] - self.results.times[index - 1]
)
self.assertAlmostEqual(
finite_difference,
dm2_peer[index] - dm1[index],
delta=3.0e-5,
)
if __name__ == "__main__":
unittest.main()