同步仿真框架并接入AMESim气动组件

tests/test_amesim_pnvo001_fixed_component.py

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+from __future__ import annotations
+
+import unittest
+
+from app.simulation.components.amesim.flow.orifices import AmesimPnvo001FixedOpening
+from app.simulation.core.medium import IdealGasMedium
+from app.simulation.registry import COMPONENT_MODEL_REGISTRY
+
+
+class AmesimPnvo001FixedOpeningComponentTests(unittest.TestCase):
+    def setUp(self) -> None:
+        self.medium = IdealGasMedium()
+
+    def test_default_create_preserves_fixed_opening_contract(self) -> None:
+        valve = COMPONENT_MODEL_REGISTRY["amesim_pnvo001_fixed"].create(
+            "valve_1",
+            self.medium,
+            {},
+        )
+
+        self.assertIsInstance(valve, AmesimPnvo001FixedOpening)
+        self.assertEqual(set(valve.ports), {"port_2", "port_3"})
+        self.assertEqual(
+            set(valve.parameter_values),
+            {"cq", "area0", "Cv", "Kv", "gi", "flowset", "opening"},
+        )
+        self.assertEqual(valve.opening, 1.0)
+
+    def test_rejects_fractional_flowset(self) -> None:
+        with self.assertRaisesRegex(ValueError, "flowset must be an integer"):
+            COMPONENT_MODEL_REGISTRY["amesim_pnvo001_fixed"].create(
+                "valve_1",
+                self.medium,
+                {"flowset": 1.5},
+            )
+
+    def test_opening_scales_effective_area(self) -> None:
+        valve = AmesimPnvo001FixedOpening(
+            "valve_1",
+            self.medium,
+            area0=2.0e-6,
+            opening=0.25,
+        )
+
+        self.assertAlmostEqual(valve.maximum_area, 2.0e-6)
+        self.assertAlmostEqual(valve.effective_area, 0.5e-6)
+        self.assertEqual(valve.component_result_values()["xv"], 0.25)
+
+    def test_zero_opening_blocks_flow(self) -> None:
+        valve = AmesimPnvo001FixedOpening("valve_1", self.medium, opening=0.0)
+
+        self.assertEqual(valve.mass_flow(500000.0, 100000.0), 0.0)
+
+    def test_mass_flow_is_bidirectional_by_pressure_order(self) -> None:
+        valve = AmesimPnvo001FixedOpening("valve_1", self.medium, opening=0.5)
+
+        forward = valve.mass_flow(500000.0, 100000.0)
+        reverse = valve.mass_flow(100000.0, 500000.0)
+
+        self.assertGreater(forward, 0.0)
+        self.assertLess(reverse, 0.0)
+        self.assertAlmostEqual(forward, -reverse)
+
+
+if __name__ == "__main__":
+    unittest.main()