修正test_mql事件窗口插值诊断

PythonModels/components/amesim_pneumatic.py

@@ -70,6 +70,24 @@ class AmesimPneumaticGas:
             )
         )
 
+    def pressure_transport_enthalpy(
+        self,
+        pressure: float,
+        temperature: float,
+        reference_pressure: float = 101_300.0,
+        reference_temperature: float = 298.15,
+    ) -> float:
+        """Convert AMESim reference enthalpy to the absolute-energy state basis."""
+        return (
+            self.pressure_reference_enthalpy(
+                pressure,
+                temperature,
+                reference_pressure,
+                reference_temperature,
+            )
+            + self.cp * reference_temperature
+        )
+
     def temperature_from_internal_energy(self, specific_internal_energy: float) -> float:
         if self.cv <= 0.0:
             raise ValueError("cv must be positive.")