完善通用求解器回归与前端交互

- 引入因果坐标内核、热流体恢复和递进长时回归\n- 完善正交连线、线桥、视图保持与结果曲线缩放\n- 补充依赖约束、CI、测试基线和北京时间更新日志

app/simulation/components/amesim/flow/pipes.py

@@ -189,6 +189,15 @@ class AmesimPnl00r(AlgebraicComponent):
         self.port_1.h_outflow = initial_h
         self.port_2 = self.register_declared_port("port_2")
         self.port_2.h_outflow = initial_h
+        # A zero-volume two-port transports its stream outflow from the
+        # opposite connection, so ``port.h_outflow`` is deliberately crossed.
+        # Pressure loss, however, needs the enthalpy arriving at the same-side
+        # upstream connection.  Keep that reference separate from the public
+        # connector outflow state.
+        self._connected_h = {
+            "port_1": initial_h,
+            "port_2": initial_h,
+        }
 
     @staticmethod
     def _integer_parameter(name: str, value: float) -> int:
@@ -219,7 +228,7 @@ class AmesimPnl00r(AlgebraicComponent):
         return max(
             self.medium.temperature_from_pressure_enthalpy(
                 max(port.p, 1.0),
-                port.h_outflow,
+                self._connected_h[port_name],
             ),
             1.0,
         )
@@ -388,9 +397,16 @@ class AmesimPnl00r(AlgebraicComponent):
         )
 
     def update_stream_outflows(self, connected_h: Mapping[str, float]) -> None:
+        self._connected_h = dict(connected_h)
         self.port_1.h_outflow = connected_h["port_2"]
         self.port_2.h_outflow = connected_h["port_1"]
 
+    def update_flow_temperature_references(
+        self,
+        connected_h: Mapping[str, float],
+    ) -> None:
+        self._connected_h = dict(connected_h)
+
 
 class AmesimPnl0001(ThermodynamicVolumeComponent):
     """AMESim PNL0001 C-R pneumatic pipe with compressibility and friction."""